./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/email_spec1_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/email_spec1_product20.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 e0e95c13964d33a58c84e6632b6635f09155542b4e87cc9520cc45bb7c6f5f1d --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 15:53:41,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 15:53:41,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 15:53:41,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 15:53:41,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 15:53:41,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 15:53:41,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 15:53:41,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 15:53:41,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 15:53:41,650 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 15:53:41,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 15:53:41,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 15:53:41,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 15:53:41,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 15:53:41,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 15:53:41,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 15:53:41,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 15:53:41,660 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 15:53:41,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 15:53:41,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 15:53:41,665 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 15:53:41,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 15:53:41,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 15:53:41,668 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 15:53:41,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 15:53:41,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 15:53:41,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 15:53:41,673 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 15:53:41,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 15:53:41,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 15:53:41,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 15:53:41,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 15:53:41,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 15:53:41,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 15:53:41,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 15:53:41,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 15:53:41,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 15:53:41,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 15:53:41,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 15:53:41,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 15:53:41,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 15:53:41,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 15:53:41,681 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-14 15:53:41,708 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 15:53:41,709 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 15:53:41,709 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 15:53:41,709 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 15:53:41,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 15:53:41,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 15:53:41,710 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 15:53:41,711 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-14 15:53:41,711 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-14 15:53:41,711 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-14 15:53:41,712 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-14 15:53:41,712 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-14 15:53:41,712 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-14 15:53:41,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 15:53:41,712 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-14 15:53:41,712 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 15:53:41,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 15:53:41,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-14 15:53:41,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 15:53:41,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-14 15:53:41,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-14 15:53:41,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-14 15:53:41,714 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-14 15:53:41,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 15:53:41,714 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-14 15:53:41,714 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 15:53:41,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-14 15:53:41,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 15:53:41,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 15:53:41,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 15:53:41,715 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 15:53:41,716 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-14 15:53:41,716 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0e95c13964d33a58c84e6632b6635f09155542b4e87cc9520cc45bb7c6f5f1d [2022-07-14 15:53:41,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 15:53:41,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 15:53:41,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 15:53:41,889 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 15:53:41,889 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 15:53:41,890 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec1_product20.cil.c [2022-07-14 15:53:41,928 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18e9d636f/d0d3eb67861d4e72ba92c847cec60776/FLAGc827d6c2f [2022-07-14 15:53:42,311 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 15:53:42,312 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec1_product20.cil.c [2022-07-14 15:53:42,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18e9d636f/d0d3eb67861d4e72ba92c847cec60776/FLAGc827d6c2f [2022-07-14 15:53:42,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18e9d636f/d0d3eb67861d4e72ba92c847cec60776 [2022-07-14 15:53:42,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 15:53:42,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 15:53:42,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 15:53:42,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 15:53:42,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 15:53:42,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:53:42" (1/1) ... [2022-07-14 15:53:42,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ec3b5d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:42, skipping insertion in model container [2022-07-14 15:53:42,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:53:42" (1/1) ... [2022-07-14 15:53:42,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 15:53:42,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 15:53:42,925 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec1_product20.cil.c[17698,17711] [2022-07-14 15:53:43,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 15:53:43,019 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 15:53:43,041 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec1_product20.cil.c[17698,17711] [2022-07-14 15:53:43,078 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 15:53:43,101 INFO L208 MainTranslator]: Completed translation [2022-07-14 15:53:43,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:43 WrapperNode [2022-07-14 15:53:43,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 15:53:43,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 15:53:43,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 15:53:43,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 15:53:43,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:43" (1/1) ... [2022-07-14 15:53:43,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:43" (1/1) ... [2022-07-14 15:53:43,220 INFO L137 Inliner]: procedures = 128, calls = 215, calls flagged for inlining = 125, calls inlined = 264, statements flattened = 3937 [2022-07-14 15:53:43,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 15:53:43,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 15:53:43,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 15:53:43,222 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 15:53:43,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:43" (1/1) ... [2022-07-14 15:53:43,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:43" (1/1) ... [2022-07-14 15:53:43,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:43" (1/1) ... [2022-07-14 15:53:43,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:43" (1/1) ... [2022-07-14 15:53:43,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:43" (1/1) ... [2022-07-14 15:53:43,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:43" (1/1) ... [2022-07-14 15:53:43,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:43" (1/1) ... [2022-07-14 15:53:43,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 15:53:43,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 15:53:43,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 15:53:43,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 15:53:43,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:43" (1/1) ... [2022-07-14 15:53:43,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:43,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:43,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:43,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-14 15:53:43,395 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-07-14 15:53:43,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 15:53:43,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 15:53:43,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 15:53:43,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 15:53:43,600 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 15:53:43,601 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 15:53:44,710 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 15:53:44,719 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 15:53:44,732 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-14 15:53:44,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:53:44 BoogieIcfgContainer [2022-07-14 15:53:44,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 15:53:44,737 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-14 15:53:44,737 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-14 15:53:44,739 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-14 15:53:44,740 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:53:44,740 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.07 03:53:42" (1/3) ... [2022-07-14 15:53:44,741 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1508244c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 03:53:44, skipping insertion in model container [2022-07-14 15:53:44,741 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:53:44,741 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:53:43" (2/3) ... [2022-07-14 15:53:44,741 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1508244c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 03:53:44, skipping insertion in model container [2022-07-14 15:53:44,741 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:53:44,741 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:53:44" (3/3) ... [2022-07-14 15:53:44,742 INFO L354 chiAutomizerObserver]: Analyzing ICFG email_spec1_product20.cil.c [2022-07-14 15:53:44,782 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-14 15:53:44,782 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-14 15:53:44,782 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-14 15:53:44,783 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-14 15:53:44,783 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-14 15:53:44,783 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-14 15:53:44,783 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-14 15:53:44,783 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-14 15:53:44,788 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 916 states, 915 states have (on average 1.687431693989071) internal successors, (1544), 915 states have internal predecessors, (1544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:44,837 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2022-07-14 15:53:44,837 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:53:44,837 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:53:44,844 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:53:44,846 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:53:44,847 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-14 15:53:44,848 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 916 states, 915 states have (on average 1.687431693989071) internal successors, (1544), 915 states have internal predecessors, (1544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:44,861 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2022-07-14 15:53:44,864 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:53:44,864 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:53:44,866 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:53:44,867 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:53:44,875 INFO L752 eck$LassoCheckResult]: Stem: 444#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(34, 5);call #Ultimate.allocInit(30, 6);call #Ultimate.allocInit(16, 7);call #Ultimate.allocInit(20, 8);call #Ultimate.allocInit(22, 9);call #Ultimate.allocInit(10, 10);call #Ultimate.allocInit(12, 11);call #Ultimate.allocInit(10, 12);call #Ultimate.allocInit(18, 13);call #Ultimate.allocInit(16, 14);call #Ultimate.allocInit(21, 15);call #Ultimate.allocInit(44, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(11, 20);call #Ultimate.allocInit(19, 21);call #Ultimate.allocInit(4, 22);call write~init~int(37, 22, 0, 1);call write~init~int(100, 22, 1, 1);call write~init~int(10, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(13, 24);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);call #Ultimate.allocInit(4, 37);call write~init~int(37, 37, 0, 1);call write~init~int(115, 37, 1, 1);call write~init~int(10, 37, 2, 1);call write~init~int(0, 37, 3, 1);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~mail_is_sensitive~0 := -1;~head~0.base, ~head~0.offset := 0, 0; 844#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret48#1, main_~retValue_acc~20#1, main_~tmp~13#1;havoc main_~retValue_acc~20#1;havoc main_~tmp~13#1;assume { :begin_inline_select_helpers } true; 560#L2918true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 89#L2911true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1; 218#L2926true main_#t~ret48#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~13#1 := main_#t~ret48#1;havoc main_#t~ret48#1; 380#L1074true assume 0 != main_~tmp~13#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet45#1, setup_#t~nondet46#1, setup_#t~nondet47#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 799#L2485true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 458#L2491-2true assume { :end_inline_setClientId } true; 598#L951true assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 842#L2050true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 133#L2056-2true assume { :end_inline_setClientPrivateKey } true; 252#L962true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 18, 0;havoc setup_#t~nondet45#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 148#L2485-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 500#L2491-5true assume { :end_inline_setClientId } true; 244#L972true assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 408#L2050-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 705#L2056-5true assume { :end_inline_setClientPrivateKey } true; 805#L983true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 19, 0;havoc setup_#t~nondet46#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 211#L2485-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 517#L2491-8true assume { :end_inline_setClientId } true; 392#L993true assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 264#L2050-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 275#L2056-8true assume { :end_inline_setClientPrivateKey } true; 343#L1004true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset := 20, 0;havoc setup_#t~nondet47#1; 551#L1061true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#1, test_#t~nondet66#1, test_#t~nondet67#1, test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~15#1, test_~tmp___0~7#1, test_~tmp___1~4#1, test_~tmp___2~3#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~15#1;havoc test_~tmp___0~7#1;havoc test_~tmp___1~4#1;havoc test_~tmp___2~3#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 324#L1409-1true [2022-07-14 15:53:44,876 INFO L754 eck$LassoCheckResult]: Loop: 324#L1409-1true assume !false; 651#L1261true assume test_~splverifierCounter~0#1 < 4; 883#L1262true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 411#L1268true assume !(0 == test_~op1~0#1); 448#L1281true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet61#1;havoc test_#t~nondet61#1; 802#L1286true assume 0 != test_~tmp___8~0#1;assume { :begin_inline_rjhSetAutoRespond } true;assume { :begin_inline_setClientAutoResponse } true;setClientAutoResponse_#in~handle#1, setClientAutoResponse_#in~value#1 := ~rjh~0, 1;havoc setClientAutoResponse_~handle#1, setClientAutoResponse_~value#1;setClientAutoResponse_~handle#1 := setClientAutoResponse_#in~handle#1;setClientAutoResponse_~value#1 := setClientAutoResponse_#in~value#1; 850#L2003true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 460#L2009-2true assume { :end_inline_setClientAutoResponse } true; 414#L1204true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 324#L1409-1true [2022-07-14 15:53:44,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:53:44,884 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2022-07-14 15:53:44,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:53:44,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409336271] [2022-07-14 15:53:44,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:53:44,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:53:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:53:45,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:53:45,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:53:45,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409336271] [2022-07-14 15:53:45,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409336271] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:53:45,083 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:53:45,083 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 15:53:45,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055260220] [2022-07-14 15:53:45,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:53:45,087 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:53:45,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:53:45,089 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2022-07-14 15:53:45,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:53:45,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188613375] [2022-07-14 15:53:45,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:53:45,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:53:45,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:53:45,107 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:53:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:53:45,137 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:53:45,209 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:53:45,212 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:53:45,213 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:53:45,213 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:53:45,213 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:53:45,213 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:45,213 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:53:45,213 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:53:45,214 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_product20.cil.c_Iteration1_Loop [2022-07-14 15:53:45,214 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:53:45,214 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:53:45,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:45,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:45,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:45,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:45,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:45,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:45,377 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:53:45,378 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:53:45,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:45,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:45,382 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:45,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-14 15:53:45,418 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:45,418 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:45,436 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:53:45,437 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___8~0#1=5, ULTIMATE.start_test_#t~nondet61#1=5} Honda state: {ULTIMATE.start_test_~tmp___8~0#1=5, ULTIMATE.start_test_#t~nondet61#1=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:53:45,451 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-14 15:53:45,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:45,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:45,453 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:45,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-14 15:53:45,455 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:45,455 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:45,466 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:53:45,467 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_~value#1=1, ULTIMATE.start_setClientAutoResponse_#in~value#1=1} Honda state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_~value#1=1, ULTIMATE.start_setClientAutoResponse_#in~value#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:53:45,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:45,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:45,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:45,485 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:45,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-14 15:53:45,487 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:45,487 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:45,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:45,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:45,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:45,531 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:45,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-14 15:53:45,534 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:53:45,534 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:45,555 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 15:53:45,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:45,571 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:53:45,571 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:53:45,571 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:53:45,571 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:53:45,571 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:53:45,571 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:45,571 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:53:45,571 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:53:45,571 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_product20.cil.c_Iteration1_Loop [2022-07-14 15:53:45,572 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:53:45,572 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:53:45,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:45,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:45,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:45,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:45,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:45,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:45,677 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:53:45,680 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:53:45,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:45,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:45,692 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:45,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-14 15:53:45,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:45,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:45,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:45,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:45,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:53:45,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:45,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:53:45,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:45,743 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:53:45,746 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-14 15:53:45,746 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-14 15:53:45,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:45,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:45,754 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:45,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-14 15:53:45,756 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:53:45,756 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-14 15:53:45,756 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:53:45,757 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2022-07-14 15:53:45,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:45,777 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-14 15:53:45,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:53:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:53:45,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 15:53:45,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:53:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:53:45,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:53:45,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:53:45,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:53:45,995 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 [2022-07-14 15:53:45,998 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 916 states, 915 states have (on average 1.687431693989071) internal successors, (1544), 915 states have internal predecessors, (1544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:46,198 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 916 states, 915 states have (on average 1.687431693989071) internal successors, (1544), 915 states have internal predecessors, (1544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 4137 states and 6963 transitions. Complement of second has 7 states. [2022-07-14 15:53:46,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:46,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:53:46,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:46,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4019 transitions. [2022-07-14 15:53:46,210 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4019 transitions. Stem has 25 letters. Loop has 9 letters. [2022-07-14 15:53:46,211 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:53:46,211 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4019 transitions. Stem has 34 letters. Loop has 9 letters. [2022-07-14 15:53:46,211 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:53:46,211 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4019 transitions. Stem has 25 letters. Loop has 18 letters. [2022-07-14 15:53:46,212 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:53:46,213 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4137 states and 6963 transitions. [2022-07-14 15:53:46,246 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 521 [2022-07-14 15:53:46,259 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4137 states to 1087 states and 1951 transitions. [2022-07-14 15:53:46,260 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 559 [2022-07-14 15:53:46,261 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 560 [2022-07-14 15:53:46,262 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1087 states and 1951 transitions. [2022-07-14 15:53:46,266 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:53:46,266 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1087 states and 1951 transitions. [2022-07-14 15:53:46,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1087 states and 1951 transitions. [2022-07-14 15:53:46,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1087 to 566. [2022-07-14 15:53:46,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 566 states have (on average 1.784452296819788) internal successors, (1010), 565 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:46,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 1010 transitions. [2022-07-14 15:53:46,315 INFO L392 hiAutomatonCegarLoop]: Abstraction has 566 states and 1010 transitions. [2022-07-14 15:53:46,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:53:46,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 15:53:46,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 15:53:46,319 INFO L87 Difference]: Start difference. First operand 566 states and 1010 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:46,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:53:46,362 INFO L93 Difference]: Finished difference Result 1109 states and 1982 transitions. [2022-07-14 15:53:46,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 15:53:46,363 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1109 states and 1982 transitions. [2022-07-14 15:53:46,368 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 522 [2022-07-14 15:53:46,372 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1109 states to 1109 states and 1982 transitions. [2022-07-14 15:53:46,372 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 575 [2022-07-14 15:53:46,373 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 575 [2022-07-14 15:53:46,373 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1109 states and 1982 transitions. [2022-07-14 15:53:46,374 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:53:46,374 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1109 states and 1982 transitions. [2022-07-14 15:53:46,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states and 1982 transitions. [2022-07-14 15:53:46,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 565. [2022-07-14 15:53:46,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 565 states have (on average 1.7805309734513275) internal successors, (1006), 564 states have internal predecessors, (1006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:46,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 1006 transitions. [2022-07-14 15:53:46,381 INFO L392 hiAutomatonCegarLoop]: Abstraction has 565 states and 1006 transitions. [2022-07-14 15:53:46,381 INFO L374 stractBuchiCegarLoop]: Abstraction has 565 states and 1006 transitions. [2022-07-14 15:53:46,381 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-14 15:53:46,382 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 565 states and 1006 transitions. [2022-07-14 15:53:46,383 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 261 [2022-07-14 15:53:46,383 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:53:46,384 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:53:46,384 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:53:46,384 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:53:46,385 INFO L752 eck$LassoCheckResult]: Stem: 7421#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(34, 5);call #Ultimate.allocInit(30, 6);call #Ultimate.allocInit(16, 7);call #Ultimate.allocInit(20, 8);call #Ultimate.allocInit(22, 9);call #Ultimate.allocInit(10, 10);call #Ultimate.allocInit(12, 11);call #Ultimate.allocInit(10, 12);call #Ultimate.allocInit(18, 13);call #Ultimate.allocInit(16, 14);call #Ultimate.allocInit(21, 15);call #Ultimate.allocInit(44, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(11, 20);call #Ultimate.allocInit(19, 21);call #Ultimate.allocInit(4, 22);call write~init~int(37, 22, 0, 1);call write~init~int(100, 22, 1, 1);call write~init~int(10, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(13, 24);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);call #Ultimate.allocInit(4, 37);call write~init~int(37, 37, 0, 1);call write~init~int(115, 37, 1, 1);call write~init~int(10, 37, 2, 1);call write~init~int(0, 37, 3, 1);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~mail_is_sensitive~0 := -1;~head~0.base, ~head~0.offset := 0, 0; 7344#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret48#1, main_~retValue_acc~20#1, main_~tmp~13#1;havoc main_~retValue_acc~20#1;havoc main_~tmp~13#1;assume { :begin_inline_select_helpers } true; 7254#L2918 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 7248#L2911 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1; 7249#L2926 main_#t~ret48#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~13#1 := main_#t~ret48#1;havoc main_#t~ret48#1; 7335#L1074 assume 0 != main_~tmp~13#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet45#1, setup_#t~nondet46#1, setup_#t~nondet47#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 7262#L2485 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 6865#L2491-2 assume { :end_inline_setClientId } true; 6866#L951 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 7334#L2050 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 6892#L2056-2 assume { :end_inline_setClientPrivateKey } true; 6994#L962 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 18, 0;havoc setup_#t~nondet45#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 6995#L2485-2 assume !(1 == setClientId_~handle#1); 7345#L2488-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 7055#L2491-5 assume { :end_inline_setClientId } true; 6929#L972 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 6930#L2050-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 6939#L2056-5 assume { :end_inline_setClientPrivateKey } true; 6940#L983 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 19, 0;havoc setup_#t~nondet46#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 7272#L2485-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 6976#L2491-8 assume { :end_inline_setClientId } true; 7125#L993 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 7044#L2050-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 7045#L2056-8 assume { :end_inline_setClientPrivateKey } true; 7066#L1004 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset := 20, 0;havoc setup_#t~nondet47#1; 7236#L1061 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#1, test_#t~nondet66#1, test_#t~nondet67#1, test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~15#1, test_~tmp___0~7#1, test_~tmp___1~4#1, test_~tmp___2~3#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~15#1;havoc test_~tmp___0~7#1;havoc test_~tmp___1~4#1;havoc test_~tmp___2~3#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 7237#L1409-1 assume !false; 7234#L1261 [2022-07-14 15:53:46,385 INFO L754 eck$LassoCheckResult]: Loop: 7234#L1261 assume test_~splverifierCounter~0#1 < 4; 7410#L1262 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 7408#L1268 assume !(0 == test_~op1~0#1); 7058#L1281 assume !(0 == test_~op2~0#1); 6996#L1295 assume !(0 == test_~op3~0#1); 6997#L1309 assume !(0 == test_~op4~0#1); 7312#L1323 assume !(0 == test_~op5~0#1); 7222#L1337 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet65#1;havoc test_#t~nondet65#1; 7223#L1342 assume 0 != test_~tmp___4~0#1;test_~op6~0#1 := 1; 6972#L1409-1 assume !false; 7234#L1261 [2022-07-14 15:53:46,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:53:46,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2022-07-14 15:53:46,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:53:46,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226362252] [2022-07-14 15:53:46,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:53:46,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:53:46,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:53:46,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:53:46,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:53:46,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226362252] [2022-07-14 15:53:46,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226362252] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:53:46,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:53:46,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:53:46,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004638821] [2022-07-14 15:53:46,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:53:46,441 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:53:46,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:53:46,441 INFO L85 PathProgramCache]: Analyzing trace with hash 892950433, now seen corresponding path program 1 times [2022-07-14 15:53:46,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:53:46,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482445739] [2022-07-14 15:53:46,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:53:46,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:53:46,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:53:46,446 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:53:46,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:53:46,456 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:53:46,523 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:53:46,523 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:53:46,523 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:53:46,523 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:53:46,524 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:53:46,524 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:46,524 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:53:46,524 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:53:46,524 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_product20.cil.c_Iteration2_Loop [2022-07-14 15:53:46,524 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:53:46,524 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:53:46,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,528 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,602 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:53:46,602 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:53:46,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:46,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:46,604 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:46,618 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:46,618 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:46,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-14 15:53:46,638 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:53:46,638 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:53:46,656 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:46,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:46,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:46,657 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:46,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-14 15:53:46,660 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:46,660 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:46,681 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:53:46,681 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:53:46,709 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:46,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:46,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:46,710 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:46,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-14 15:53:46,712 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:46,712 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:46,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:46,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:46,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:46,749 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:46,754 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:53:46,754 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:46,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-14 15:53:46,776 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 15:53:46,803 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:46,803 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:53:46,803 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:53:46,804 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:53:46,804 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:53:46,804 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:53:46,804 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:46,804 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:53:46,804 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:53:46,804 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_product20.cil.c_Iteration2_Loop [2022-07-14 15:53:46,804 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:53:46,804 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:53:46,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:46,881 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:53:46,881 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:53:46,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:46,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:46,888 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:46,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-14 15:53:46,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:46,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:46,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:46,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:46,896 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:53:46,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:46,897 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:53:46,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:46,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:53:46,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:46,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:46,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:46,952 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:46,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-14 15:53:46,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:46,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:46,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:46,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:46,960 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:53:46,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:46,961 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:53:46,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:46,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:53:47,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:47,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:47,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:47,011 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:47,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-14 15:53:47,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:47,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:47,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:47,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:47,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:53:47,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:47,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:53:47,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:47,039 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:53:47,041 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-14 15:53:47,042 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-14 15:53:47,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:47,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:47,043 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:47,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-14 15:53:47,088 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:53:47,088 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-14 15:53:47,088 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:53:47,088 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op6~0#1) = -2*ULTIMATE.start_test_~op6~0#1 + 1 Supporting invariants [] [2022-07-14 15:53:47,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:47,108 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-14 15:53:47,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:53:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:53:47,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 15:53:47,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:53:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:53:47,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:53:47,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:53:47,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:53:47,266 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 [2022-07-14 15:53:47,266 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 565 states and 1006 transitions. cyclomatic complexity: 443 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:47,315 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 565 states and 1006 transitions. cyclomatic complexity: 443. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2153 states and 3867 transitions. Complement of second has 6 states. [2022-07-14 15:53:47,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:53:47,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:47,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1012 transitions. [2022-07-14 15:53:47,317 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1012 transitions. Stem has 27 letters. Loop has 10 letters. [2022-07-14 15:53:47,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:53:47,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1012 transitions. Stem has 37 letters. Loop has 10 letters. [2022-07-14 15:53:47,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:53:47,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1012 transitions. Stem has 27 letters. Loop has 20 letters. [2022-07-14 15:53:47,322 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:53:47,322 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2153 states and 3867 transitions. [2022-07-14 15:53:47,331 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 521 [2022-07-14 15:53:47,364 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2153 states to 2153 states and 3867 transitions. [2022-07-14 15:53:47,365 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 561 [2022-07-14 15:53:47,365 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 563 [2022-07-14 15:53:47,365 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2153 states and 3867 transitions. [2022-07-14 15:53:47,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:53:47,366 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2153 states and 3867 transitions. [2022-07-14 15:53:47,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2153 states and 3867 transitions. [2022-07-14 15:53:47,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:47,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2153 to 1098. [2022-07-14 15:53:47,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1098 states, 1098 states have (on average 1.790528233151184) internal successors, (1966), 1097 states have internal predecessors, (1966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:47,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 1098 states and 1966 transitions. [2022-07-14 15:53:47,385 INFO L392 hiAutomatonCegarLoop]: Abstraction has 1098 states and 1966 transitions. [2022-07-14 15:53:47,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:53:47,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 15:53:47,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 15:53:47,387 INFO L87 Difference]: Start difference. First operand 1098 states and 1966 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:47,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:53:47,485 INFO L93 Difference]: Finished difference Result 2133 states and 3817 transitions. [2022-07-14 15:53:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 15:53:47,487 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2133 states and 3817 transitions. [2022-07-14 15:53:47,496 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 513 [2022-07-14 15:53:47,503 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2133 states to 2133 states and 3817 transitions. [2022-07-14 15:53:47,504 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 564 [2022-07-14 15:53:47,504 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 564 [2022-07-14 15:53:47,504 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2133 states and 3817 transitions. [2022-07-14 15:53:47,505 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:53:47,505 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2133 states and 3817 transitions. [2022-07-14 15:53:47,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2133 states and 3817 transitions. [2022-07-14 15:53:47,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2133 to 1098. [2022-07-14 15:53:47,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1098 states, 1098 states have (on average 1.789617486338798) internal successors, (1965), 1097 states have internal predecessors, (1965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:47,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 1098 states and 1965 transitions. [2022-07-14 15:53:47,520 INFO L392 hiAutomatonCegarLoop]: Abstraction has 1098 states and 1965 transitions. [2022-07-14 15:53:47,520 INFO L374 stractBuchiCegarLoop]: Abstraction has 1098 states and 1965 transitions. [2022-07-14 15:53:47,520 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-14 15:53:47,520 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1098 states and 1965 transitions. [2022-07-14 15:53:47,523 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 261 [2022-07-14 15:53:47,524 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:53:47,524 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:53:47,524 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:53:47,525 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:53:47,525 INFO L752 eck$LassoCheckResult]: Stem: 13533#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(34, 5);call #Ultimate.allocInit(30, 6);call #Ultimate.allocInit(16, 7);call #Ultimate.allocInit(20, 8);call #Ultimate.allocInit(22, 9);call #Ultimate.allocInit(10, 10);call #Ultimate.allocInit(12, 11);call #Ultimate.allocInit(10, 12);call #Ultimate.allocInit(18, 13);call #Ultimate.allocInit(16, 14);call #Ultimate.allocInit(21, 15);call #Ultimate.allocInit(44, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(11, 20);call #Ultimate.allocInit(19, 21);call #Ultimate.allocInit(4, 22);call write~init~int(37, 22, 0, 1);call write~init~int(100, 22, 1, 1);call write~init~int(10, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(13, 24);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);call #Ultimate.allocInit(4, 37);call write~init~int(37, 37, 0, 1);call write~init~int(115, 37, 1, 1);call write~init~int(10, 37, 2, 1);call write~init~int(0, 37, 3, 1);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~mail_is_sensitive~0 := -1;~head~0.base, ~head~0.offset := 0, 0; 13443#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret48#1, main_~retValue_acc~20#1, main_~tmp~13#1;havoc main_~retValue_acc~20#1;havoc main_~tmp~13#1;assume { :begin_inline_select_helpers } true; 13348#L2918 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 13342#L2911 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1; 13343#L2926 main_#t~ret48#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~13#1 := main_#t~ret48#1;havoc main_#t~ret48#1; 13434#L1074 assume 0 != main_~tmp~13#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet45#1, setup_#t~nondet46#1, setup_#t~nondet47#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 13356#L2485 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 12957#L2491-2 assume { :end_inline_setClientId } true; 12958#L951 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 13433#L2050 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 12984#L2056-2 assume { :end_inline_setClientPrivateKey } true; 13086#L962 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 18, 0;havoc setup_#t~nondet45#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 13087#L2485-2 assume !(1 == setClientId_~handle#1); 13446#L2488-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 13148#L2491-5 assume { :end_inline_setClientId } true; 13021#L972 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 13022#L2050-2 assume !(1 == setClientPrivateKey_~handle#1); 13033#L2053-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 13031#L2056-5 assume { :end_inline_setClientPrivateKey } true; 13032#L983 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 19, 0;havoc setup_#t~nondet46#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 13366#L2485-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 13068#L2491-8 assume { :end_inline_setClientId } true; 13218#L993 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 13136#L2050-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 13137#L2056-8 assume { :end_inline_setClientPrivateKey } true; 13157#L1004 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset := 20, 0;havoc setup_#t~nondet47#1; 13330#L1061 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#1, test_#t~nondet66#1, test_#t~nondet67#1, test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~15#1, test_~tmp___0~7#1, test_~tmp___1~4#1, test_~tmp___2~3#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~15#1;havoc test_~tmp___0~7#1;havoc test_~tmp___1~4#1;havoc test_~tmp___2~3#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 13331#L1409-1 assume !false; 13565#L1261 assume test_~splverifierCounter~0#1 < 4; 13523#L1262 [2022-07-14 15:53:47,525 INFO L754 eck$LassoCheckResult]: Loop: 13523#L1262 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 13513#L1268 assume !(0 == test_~op1~0#1); 13151#L1281 assume !(0 == test_~op2~0#1); 13088#L1295 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet62#1;havoc test_#t~nondet62#1; 13090#L1300 assume 0 != test_~tmp___7~0#1;assume { :begin_inline_rjhDeletePrivateKey } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := ~rjh~0, 0;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 13407#L2050-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 13054#L2056-11 assume { :end_inline_setClientPrivateKey } true; 13063#L1174 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 13064#L1409-1 assume !false; 13328#L1261 assume test_~splverifierCounter~0#1 < 4; 13523#L1262 [2022-07-14 15:53:47,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:53:47,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2022-07-14 15:53:47,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:53:47,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905181811] [2022-07-14 15:53:47,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:53:47,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:53:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:53:47,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:53:47,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:53:47,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905181811] [2022-07-14 15:53:47,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905181811] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:53:47,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:53:47,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 15:53:47,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713073399] [2022-07-14 15:53:47,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:53:47,572 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:53:47,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:53:47,572 INFO L85 PathProgramCache]: Analyzing trace with hash 845481, now seen corresponding path program 1 times [2022-07-14 15:53:47,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:53:47,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142124812] [2022-07-14 15:53:47,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:53:47,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:53:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:53:47,578 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:53:47,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:53:47,585 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:53:47,664 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:53:47,664 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:53:47,664 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:53:47,664 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:53:47,664 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:53:47,665 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:47,665 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:53:47,665 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:53:47,665 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_product20.cil.c_Iteration3_Loop [2022-07-14 15:53:47,665 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:53:47,665 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:53:47,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,765 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:53:47,765 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:53:47,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:47,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:47,767 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:47,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-14 15:53:47,772 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:47,772 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:47,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:47,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:47,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:47,820 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:47,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-14 15:53:47,853 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:53:47,853 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:47,871 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 15:53:47,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:47,888 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:53:47,889 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:53:47,889 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:53:47,889 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:53:47,889 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:53:47,889 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:47,889 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:53:47,889 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:53:47,889 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_product20.cil.c_Iteration3_Loop [2022-07-14 15:53:47,889 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:53:47,889 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:53:47,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:47,983 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:53:47,983 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:53:47,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:47,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:47,984 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:47,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-14 15:53:47,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:47,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:47,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:47,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:47,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:53:47,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:47,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:53:47,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:47,995 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:53:47,997 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-14 15:53:47,997 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-14 15:53:47,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:47,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:47,999 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:47,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-14 15:53:48,000 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:53:48,000 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-14 15:53:48,000 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:53:48,000 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2022-07-14 15:53:48,017 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:48,018 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-14 15:53:48,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:53:48,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:53:48,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 15:53:48,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:53:48,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:53:48,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:53:48,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:53:48,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:53:48,168 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 [2022-07-14 15:53:48,168 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1098 states and 1965 transitions. cyclomatic complexity: 871 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:48,235 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1098 states and 1965 transitions. cyclomatic complexity: 871. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 4759 states and 8568 transitions. Complement of second has 6 states. [2022-07-14 15:53:48,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:53:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:48,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1004 transitions. [2022-07-14 15:53:48,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1004 transitions. Stem has 29 letters. Loop has 10 letters. [2022-07-14 15:53:48,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:53:48,248 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1004 transitions. Stem has 39 letters. Loop has 10 letters. [2022-07-14 15:53:48,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:53:48,248 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1004 transitions. Stem has 29 letters. Loop has 20 letters. [2022-07-14 15:53:48,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:53:48,248 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4759 states and 8568 transitions. [2022-07-14 15:53:48,263 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 511 [2022-07-14 15:53:48,281 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4759 states to 4739 states and 8536 transitions. [2022-07-14 15:53:48,282 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 556 [2022-07-14 15:53:48,282 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 558 [2022-07-14 15:53:48,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4739 states and 8536 transitions. [2022-07-14 15:53:48,283 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:53:48,283 INFO L369 hiAutomatonCegarLoop]: Abstraction has 4739 states and 8536 transitions. [2022-07-14 15:53:48,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4739 states and 8536 transitions. [2022-07-14 15:53:48,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4739 to 2409. [2022-07-14 15:53:48,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2409 states, 2409 states have (on average 1.797426317974263) internal successors, (4330), 2408 states have internal predecessors, (4330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:48,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 2409 states and 4330 transitions. [2022-07-14 15:53:48,320 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2409 states and 4330 transitions. [2022-07-14 15:53:48,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:53:48,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 15:53:48,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 15:53:48,321 INFO L87 Difference]: Start difference. First operand 2409 states and 4330 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:48,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:53:48,342 INFO L93 Difference]: Finished difference Result 2416 states and 4337 transitions. [2022-07-14 15:53:48,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 15:53:48,344 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2416 states and 4337 transitions. [2022-07-14 15:53:48,350 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 256 [2022-07-14 15:53:48,361 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2416 states to 2416 states and 4337 transitions. [2022-07-14 15:53:48,361 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 305 [2022-07-14 15:53:48,362 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 305 [2022-07-14 15:53:48,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2416 states and 4337 transitions. [2022-07-14 15:53:48,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:53:48,362 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2416 states and 4337 transitions. [2022-07-14 15:53:48,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2416 states and 4337 transitions. [2022-07-14 15:53:48,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2416 to 2409. [2022-07-14 15:53:48,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2409 states, 2409 states have (on average 1.7961809879618098) internal successors, (4327), 2408 states have internal predecessors, (4327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:48,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 2409 states and 4327 transitions. [2022-07-14 15:53:48,389 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2409 states and 4327 transitions. [2022-07-14 15:53:48,389 INFO L374 stractBuchiCegarLoop]: Abstraction has 2409 states and 4327 transitions. [2022-07-14 15:53:48,389 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-14 15:53:48,389 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2409 states and 4327 transitions. [2022-07-14 15:53:48,393 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 256 [2022-07-14 15:53:48,393 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:53:48,393 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:53:48,395 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:53:48,395 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:53:48,395 INFO L752 eck$LassoCheckResult]: Stem: 24348#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(34, 5);call #Ultimate.allocInit(30, 6);call #Ultimate.allocInit(16, 7);call #Ultimate.allocInit(20, 8);call #Ultimate.allocInit(22, 9);call #Ultimate.allocInit(10, 10);call #Ultimate.allocInit(12, 11);call #Ultimate.allocInit(10, 12);call #Ultimate.allocInit(18, 13);call #Ultimate.allocInit(16, 14);call #Ultimate.allocInit(21, 15);call #Ultimate.allocInit(44, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(11, 20);call #Ultimate.allocInit(19, 21);call #Ultimate.allocInit(4, 22);call write~init~int(37, 22, 0, 1);call write~init~int(100, 22, 1, 1);call write~init~int(10, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(13, 24);call #Ultimate.allocInit(30, 25);call #Ultimate.allocInit(9, 26);call #Ultimate.allocInit(21, 27);call #Ultimate.allocInit(30, 28);call #Ultimate.allocInit(9, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(30, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(30, 34);call #Ultimate.allocInit(9, 35);call #Ultimate.allocInit(25, 36);call #Ultimate.allocInit(4, 37);call write~init~int(37, 37, 0, 1);call write~init~int(115, 37, 1, 1);call write~init~int(10, 37, 2, 1);call write~init~int(0, 37, 3, 1);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~mail_is_sensitive~0 := -1;~head~0.base, ~head~0.offset := 0, 0; 24261#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret48#1, main_~retValue_acc~20#1, main_~tmp~13#1;havoc main_~retValue_acc~20#1;havoc main_~tmp~13#1;assume { :begin_inline_select_helpers } true; 24168#L2918 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 24166#L2911 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1; 24167#L2926 main_#t~ret48#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~13#1 := main_#t~ret48#1;havoc main_#t~ret48#1; 24252#L1074 assume 0 != main_~tmp~13#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet45#1, setup_#t~nondet46#1, setup_#t~nondet47#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 24180#L2485 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 23780#L2491-2 assume { :end_inline_setClientId } true; 23781#L951 assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 24251#L2050 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 23807#L2056-2 assume { :end_inline_setClientPrivateKey } true; 23904#L962 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 18, 0;havoc setup_#t~nondet45#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 23905#L2485-2 assume !(1 == setClientId_~handle#1); 24263#L2488-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 23967#L2491-5 assume { :end_inline_setClientId } true; 23844#L972 assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 23845#L2050-2 assume !(1 == setClientPrivateKey_~handle#1); 23856#L2053-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 23850#L2056-5 assume { :end_inline_setClientPrivateKey } true; 23851#L983 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 19, 0;havoc setup_#t~nondet46#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 24191#L2485-4 assume !(1 == setClientId_~handle#1); 23886#L2488-4 assume !(2 == setClientId_~handle#1); 23887#L2491-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 24035#L2491-8 assume { :end_inline_setClientId } true; 24036#L993 assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 23955#L2050-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 23956#L2056-8 assume { :end_inline_setClientPrivateKey } true; 23974#L1004 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~2#1.base, setup_~__cil_tmp3~2#1.offset := 20, 0;havoc setup_#t~nondet47#1; 24152#L1061 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#1, test_#t~nondet66#1, test_#t~nondet67#1, test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~15#1, test_~tmp___0~7#1, test_~tmp___1~4#1, test_~tmp___2~3#1, test_~tmp___3~0#1, test_~tmp___4~0#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~15#1;havoc test_~tmp___0~7#1;havoc test_~tmp___1~4#1;havoc test_~tmp___2~3#1;havoc test_~tmp___3~0#1;havoc test_~tmp___4~0#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 24153#L1409-1 assume !false; 24350#L1261 assume test_~splverifierCounter~0#1 < 4; 24351#L1262 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 24330#L1268 [2022-07-14 15:53:48,397 INFO L754 eck$LassoCheckResult]: Loop: 24330#L1268 assume !(0 == test_~op1~0#1); 23970#L1281 assume !(0 == test_~op2~0#1); 23906#L1295 assume !(0 == test_~op3~0#1); 23907#L1309 assume !(0 == test_~op4~0#1); 24229#L1323 assume !(0 == test_~op5~0#1); 24137#L1337 assume !(0 == test_~op6~0#1); 24139#L1348 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet66#1;havoc test_#t~nondet66#1; 24143#L1353 assume 0 != test_~tmp___3~0#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 24144#L2050-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 24314#L2056-14 assume { :end_inline_setClientPrivateKey } true; 24278#L770 assume { :end_inline_generateKeyPair } true; 24099#L1194 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 24100#L1409-1 assume !false; 24149#L1261 assume test_~splverifierCounter~0#1 < 4; 24338#L1262 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 24330#L1268 [2022-07-14 15:53:48,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:53:48,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1020214626, now seen corresponding path program 1 times [2022-07-14 15:53:48,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:53:48,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706828133] [2022-07-14 15:53:48,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:53:48,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:53:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:53:48,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:53:48,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:53:48,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706828133] [2022-07-14 15:53:48,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706828133] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:53:48,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:53:48,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:53:48,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537844021] [2022-07-14 15:53:48,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:53:48,467 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:53:48,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:53:48,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1581729651, now seen corresponding path program 1 times [2022-07-14 15:53:48,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:53:48,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003734677] [2022-07-14 15:53:48,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:53:48,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:53:48,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:53:48,471 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:53:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:53:48,476 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:53:48,570 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:53:48,570 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:53:48,570 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:53:48,570 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:53:48,570 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:53:48,570 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:48,570 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:53:48,571 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:53:48,571 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_product20.cil.c_Iteration4_Loop [2022-07-14 15:53:48,571 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:53:48,571 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:53:48,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:48,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:48,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:48,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:48,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:48,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:48,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:48,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:48,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:48,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:48,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:48,710 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:53:48,710 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:53:48,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:48,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:48,713 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:48,718 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:48,718 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:48,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-14 15:53:48,735 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:53:48,736 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:53:48,753 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:48,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:48,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:48,754 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:48,760 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:48,760 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:48,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-14 15:53:48,771 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:53:48,771 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:53:48,789 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:48,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:48,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:48,790 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:48,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-07-14 15:53:48,792 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:48,792 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:48,803 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:53:48,803 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:53:48,818 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-07-14 15:53:48,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:48,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:48,819 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:48,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-07-14 15:53:48,821 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:48,821 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:48,831 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:53:48,832 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:53:48,848 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:48,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:48,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:48,849 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:48,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-14 15:53:48,852 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:48,853 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:48,879 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:53:48,880 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=-8, ULTIMATE.start_test_#t~nondet66#1=-8} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=-8, ULTIMATE.start_test_#t~nondet66#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:53:48,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-07-14 15:53:48,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:48,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:48,896 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:48,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-07-14 15:53:48,897 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:48,897 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:48,910 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:53:48,910 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:53:48,925 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:48,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:48,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:48,926 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:48,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-07-14 15:53:48,928 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:48,928 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:48,938 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:53:48,939 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:53:48,953 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-07-14 15:53:48,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:48,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:48,955 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:48,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-07-14 15:53:48,972 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:48,972 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:48,984 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:53:48,984 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:53:49,005 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-14 15:53:49,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:49,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:49,006 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:49,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-07-14 15:53:49,045 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:53:49,045 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:49,066 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-07-14 15:53:49,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:49,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:49,067 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:49,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-07-14 15:53:49,069 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:53:49,069 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:53:49,093 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 15:53:49,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:49,098 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:53:49,098 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:53:49,098 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:53:49,098 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:53:49,098 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:53:49,098 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:49,098 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:53:49,098 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:53:49,098 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec1_product20.cil.c_Iteration4_Loop [2022-07-14 15:53:49,098 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:53:49,098 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:53:49,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:49,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:49,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:49,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:49,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:49,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:49,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:49,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:49,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:49,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:49,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:53:49,264 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:53:49,264 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:53:49,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:49,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:49,265 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:49,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:49,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:49,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:49,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:49,274 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:53:49,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:49,275 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:53:49,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:49,277 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-07-14 15:53:49,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:53:49,300 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-07-14 15:53:49,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:49,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:49,302 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:49,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-07-14 15:53:49,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:49,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:49,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:49,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:49,311 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:53:49,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:49,319 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:53:49,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:49,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:53:49,343 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:49,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:49,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:49,344 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:49,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-07-14 15:53:49,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:49,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:49,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:49,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:49,352 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:53:49,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:49,353 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:53:49,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:49,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:53:49,368 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:49,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:49,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:49,369 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:49,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-07-14 15:53:49,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:49,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:49,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:49,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:49,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:53:49,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:49,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:53:49,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:49,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:53:49,397 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-07-14 15:53:49,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:49,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:49,399 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:49,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-07-14 15:53:49,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:49,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:49,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:49,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:49,406 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:53:49,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:49,408 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:53:49,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:49,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:53:49,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:49,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:49,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:49,425 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:49,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-07-14 15:53:49,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:49,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:49,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:49,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:49,432 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:53:49,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:49,433 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:53:49,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:49,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:53:49,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:49,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:49,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:49,461 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:49,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-07-14 15:53:49,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:49,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:49,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:49,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:49,469 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:53:49,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:49,470 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:53:49,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:49,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:53:49,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:49,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:49,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:49,503 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:49,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-07-14 15:53:49,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:53:49,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:53:49,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:53:49,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:53:49,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:53:49,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:53:49,511 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:53:49,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:53:49,513 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:53:49,514 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-14 15:53:49,514 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-14 15:53:49,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:53:49,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:53:49,515 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:53:49,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-07-14 15:53:49,517 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:53:49,517 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-14 15:53:49,517 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:53:49,517 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2022-07-14 15:53:49,532 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-07-14 15:53:49,532 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-14 15:53:49,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:53:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:53:49,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 15:53:49,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:53:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:53:49,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:53:49,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:53:49,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:53:49,706 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 [2022-07-14 15:53:49,706 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2409 states and 4327 transitions. cyclomatic complexity: 1927 Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:49,741 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2409 states and 4327 transitions. cyclomatic complexity: 1927. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 5293 states and 9541 transitions. Complement of second has 6 states. [2022-07-14 15:53:49,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:53:49,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:49,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 530 transitions. [2022-07-14 15:53:49,744 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 530 transitions. Stem has 32 letters. Loop has 15 letters. [2022-07-14 15:53:49,744 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:53:49,744 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 530 transitions. Stem has 47 letters. Loop has 15 letters. [2022-07-14 15:53:49,744 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:53:49,744 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 530 transitions. Stem has 32 letters. Loop has 30 letters. [2022-07-14 15:53:49,744 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:53:49,745 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5293 states and 9541 transitions. [2022-07-14 15:53:49,764 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 15:53:49,764 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5293 states to 0 states and 0 transitions. [2022-07-14 15:53:49,764 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-14 15:53:49,764 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-14 15:53:49,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-14 15:53:49,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 15:53:49,764 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:53:49,764 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:53:49,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:53:49,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 15:53:49,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 15:53:49,765 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:53:49,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:53:49,765 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-07-14 15:53:49,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-14 15:53:49,767 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-07-14 15:53:49,767 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 15:53:49,767 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-07-14 15:53:49,767 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-14 15:53:49,767 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-14 15:53:49,767 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-14 15:53:49,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 15:53:49,767 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:53:49,768 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:53:49,768 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:53:49,768 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-14 15:53:49,768 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-14 15:53:49,768 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 15:53:49,768 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-14 15:53:49,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.07 03:53:49 BoogieIcfgContainer [2022-07-14 15:53:49,774 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-14 15:53:49,774 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-14 15:53:49,774 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-14 15:53:49,774 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-14 15:53:49,775 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:53:44" (3/4) ... [2022-07-14 15:53:49,777 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-14 15:53:49,777 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-14 15:53:49,777 INFO L158 Benchmark]: Toolchain (without parser) took 7103.48ms. Allocated memory was 102.8MB in the beginning and 262.1MB in the end (delta: 159.4MB). Free memory was 71.0MB in the beginning and 126.3MB in the end (delta: -55.4MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. [2022-07-14 15:53:49,778 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 102.8MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 15:53:49,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.82ms. Allocated memory is still 102.8MB. Free memory was 70.7MB in the beginning and 51.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-07-14 15:53:49,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.41ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 51.8MB in the beginning and 92.2MB in the end (delta: -40.4MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2022-07-14 15:53:49,779 INFO L158 Benchmark]: Boogie Preprocessor took 101.75ms. Allocated memory is still 125.8MB. Free memory was 92.2MB in the beginning and 81.6MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-14 15:53:49,780 INFO L158 Benchmark]: RCFGBuilder took 1411.77ms. Allocated memory was 125.8MB in the beginning and 186.6MB in the end (delta: 60.8MB). Free memory was 81.6MB in the beginning and 141.7MB in the end (delta: -60.1MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2022-07-14 15:53:49,780 INFO L158 Benchmark]: BuchiAutomizer took 5036.70ms. Allocated memory was 186.6MB in the beginning and 262.1MB in the end (delta: 75.5MB). Free memory was 141.7MB in the beginning and 127.4MB in the end (delta: 14.3MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. [2022-07-14 15:53:49,780 INFO L158 Benchmark]: Witness Printer took 2.52ms. Allocated memory is still 262.1MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 15:53:49,781 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 102.8MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.82ms. Allocated memory is still 102.8MB. Free memory was 70.7MB in the beginning and 51.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.41ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 51.8MB in the beginning and 92.2MB in the end (delta: -40.4MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.75ms. Allocated memory is still 125.8MB. Free memory was 92.2MB in the beginning and 81.6MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1411.77ms. Allocated memory was 125.8MB in the beginning and 186.6MB in the end (delta: 60.8MB). Free memory was 81.6MB in the beginning and 141.7MB in the end (delta: -60.1MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 5036.70ms. Allocated memory was 186.6MB in the beginning and 262.1MB in the end (delta: 75.5MB). Free memory was 141.7MB in the beginning and 127.4MB in the end (delta: 14.3MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. * Witness Printer took 2.52ms. Allocated memory is still 262.1MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 8 terminating modules (4 trivial, 4 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 * op6 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * op3 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. 4 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.0s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 3.2s. Construction of modules took 0.0s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 6. Automata minimization 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 5492 StatesRemovedByMinimization, 6 NontrivialMinimizations. Non-live state removal took 0.1s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7580 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7576 mSDsluCounter, 18226 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10167 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 141 IncrementalHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 8059 mSDtfsCounter, 141 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT4 lasso0 LassoPreprocessingBenchmarks: Lassos: inital53 mio100 ax100 hnf100 lsp23 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq201 hnf88 smp100 dnf122 smp100 tf107 neg94 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 12 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 4 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-14 15:53:49,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-07-14 15:53:50,018 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE