./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/email_spec0_product27.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6c24879c 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_spec0_product27.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 d732923830fb3a71ab6990fcf85b09499ea996afd0bf98e12e19d094dda2a9f7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 04:12:25,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 04:12:25,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 04:12:25,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 04:12:25,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 04:12:25,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 04:12:25,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 04:12:25,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 04:12:25,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 04:12:25,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 04:12:25,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 04:12:25,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 04:12:25,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 04:12:25,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 04:12:25,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 04:12:25,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 04:12:25,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 04:12:25,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 04:12:25,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 04:12:25,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 04:12:25,766 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 04:12:25,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 04:12:25,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 04:12:25,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 04:12:25,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 04:12:25,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 04:12:25,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 04:12:25,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 04:12:25,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 04:12:25,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 04:12:25,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 04:12:25,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 04:12:25,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 04:12:25,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 04:12:25,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 04:12:25,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 04:12:25,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 04:12:25,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 04:12:25,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 04:12:25,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 04:12:25,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 04:12:25,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 04:12:25,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-13 04:12:25,812 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 04:12:25,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 04:12:25,812 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 04:12:25,812 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 04:12:25,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 04:12:25,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 04:12:25,815 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 04:12:25,815 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-13 04:12:25,816 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-13 04:12:25,816 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-13 04:12:25,816 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-13 04:12:25,817 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-13 04:12:25,817 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-13 04:12:25,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 04:12:25,817 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 04:12:25,817 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 04:12:25,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 04:12:25,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 04:12:25,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 04:12:25,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-13 04:12:25,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-13 04:12:25,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-13 04:12:25,819 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 04:12:25,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 04:12:25,819 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-13 04:12:25,820 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 04:12:25,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-13 04:12:25,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 04:12:25,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 04:12:25,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 04:12:25,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 04:12:25,821 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-13 04:12:25,821 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d732923830fb3a71ab6990fcf85b09499ea996afd0bf98e12e19d094dda2a9f7 [2022-07-13 04:12:26,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 04:12:26,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 04:12:26,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 04:12:26,033 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 04:12:26,034 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 04:12:26,035 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec0_product27.cil.c [2022-07-13 04:12:26,082 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30c5f6451/1e4ef4ff2e944628a3d2e354c0223472/FLAG87c4d86a7 [2022-07-13 04:12:26,506 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 04:12:26,506 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product27.cil.c [2022-07-13 04:12:26,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30c5f6451/1e4ef4ff2e944628a3d2e354c0223472/FLAG87c4d86a7 [2022-07-13 04:12:26,813 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30c5f6451/1e4ef4ff2e944628a3d2e354c0223472 [2022-07-13 04:12:26,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 04:12:26,816 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 04:12:26,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 04:12:26,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 04:12:26,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 04:12:26,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 04:12:26" (1/1) ... [2022-07-13 04:12:26,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@593cfc2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:26, skipping insertion in model container [2022-07-13 04:12:26,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 04:12:26" (1/1) ... [2022-07-13 04:12:26,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 04:12:26,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 04:12:27,160 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_spec0_product27.cil.c[28349,28362] [2022-07-13 04:12:27,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 04:12:27,251 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 04:12:27,298 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_spec0_product27.cil.c[28349,28362] [2022-07-13 04:12:27,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 04:12:27,352 INFO L208 MainTranslator]: Completed translation [2022-07-13 04:12:27,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:27 WrapperNode [2022-07-13 04:12:27,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 04:12:27,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 04:12:27,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 04:12:27,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 04:12:27,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:27" (1/1) ... [2022-07-13 04:12:27,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:27" (1/1) ... [2022-07-13 04:12:27,576 INFO L137 Inliner]: procedures = 133, calls = 227, calls flagged for inlining = 134, calls inlined = 342, statements flattened = 4881 [2022-07-13 04:12:27,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 04:12:27,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 04:12:27,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 04:12:27,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 04:12:27,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:27" (1/1) ... [2022-07-13 04:12:27,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:27" (1/1) ... [2022-07-13 04:12:27,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:27" (1/1) ... [2022-07-13 04:12:27,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:27" (1/1) ... [2022-07-13 04:12:27,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:27" (1/1) ... [2022-07-13 04:12:27,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:27" (1/1) ... [2022-07-13 04:12:27,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:27" (1/1) ... [2022-07-13 04:12:27,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 04:12:27,690 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 04:12:27,690 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 04:12:27,691 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 04:12:27,692 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:27" (1/1) ... [2022-07-13 04:12:27,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:27,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:27,723 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) [2022-07-13 04:12:27,734 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 [2022-07-13 04:12:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-07-13 04:12:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 04:12:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 04:12:27,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 04:12:27,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 04:12:27,961 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 04:12:27,962 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 04:12:28,995 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 04:12:29,005 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 04:12:29,005 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-13 04:12:29,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:12:29 BoogieIcfgContainer [2022-07-13 04:12:29,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 04:12:29,008 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-13 04:12:29,008 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-13 04:12:29,010 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-13 04:12:29,010 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:12:29,011 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.07 04:12:26" (1/3) ... [2022-07-13 04:12:29,011 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@38b84660 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 04:12:29, skipping insertion in model container [2022-07-13 04:12:29,011 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:12:29,012 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:12:27" (2/3) ... [2022-07-13 04:12:29,012 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@38b84660 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 04:12:29, skipping insertion in model container [2022-07-13 04:12:29,012 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:12:29,012 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:12:29" (3/3) ... [2022-07-13 04:12:29,013 INFO L354 chiAutomizerObserver]: Analyzing ICFG email_spec0_product27.cil.c [2022-07-13 04:12:29,053 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-13 04:12:29,053 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-13 04:12:29,054 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-13 04:12:29,054 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-13 04:12:29,054 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-13 04:12:29,054 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-13 04:12:29,054 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-13 04:12:29,054 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-13 04:12:29,059 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1031 states, 1030 states have (on average 1.6524271844660194) internal successors, (1702), 1030 states have internal predecessors, (1702), 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) [2022-07-13 04:12:29,097 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 271 [2022-07-13 04:12:29,097 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:12:29,097 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:12:29,103 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] [2022-07-13 04:12:29,104 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:12:29,104 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-13 04:12:29,106 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1031 states, 1030 states have (on average 1.6524271844660194) internal successors, (1702), 1030 states have internal predecessors, (1702), 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) [2022-07-13 04:12:29,113 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 271 [2022-07-13 04:12:29,114 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:12:29,114 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:12:29,115 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] [2022-07-13 04:12:29,115 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:12:29,119 INFO L752 eck$LassoCheckResult]: Stem: 483#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(16, 4);call #Ultimate.allocInit(4, 5);call write~init~int(37, 5, 0, 1);call write~init~int(115, 5, 1, 1);call write~init~int(10, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(30, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(21, 8);call #Ultimate.allocInit(30, 9);call #Ultimate.allocInit(9, 10);call #Ultimate.allocInit(21, 11);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(25, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(25, 17);call #Ultimate.allocInit(10, 18);call #Ultimate.allocInit(12, 19);call #Ultimate.allocInit(10, 20);call #Ultimate.allocInit(18, 21);call #Ultimate.allocInit(13, 22);call #Ultimate.allocInit(16, 23);call #Ultimate.allocInit(25, 24);call #Ultimate.allocInit(44, 25);call #Ultimate.allocInit(44, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(11, 29);call #Ultimate.allocInit(19, 30);call #Ultimate.allocInit(4, 31);call write~init~int(37, 31, 0, 1);call write~init~int(100, 31, 1, 1);call write~init~int(10, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(37, 32, 0, 1);call write~init~int(100, 32, 1, 1);call write~init~int(10, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(10, 33);call #Ultimate.allocInit(34, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 39);~__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;~head~0.base, ~head~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 944#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet64#1, main_#t~ret65#1, main_~retValue_acc~20#1, main_~tmp~9#1;main_~retValue_acc~20#1 := main_#t~nondet64#1;havoc main_#t~nondet64#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 13#L358true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 833#L351true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~2#1;havoc valid_product_~retValue_acc~2#1;valid_product_~retValue_acc~2#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~2#1; 589#L366true main_#t~ret65#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret65#1;havoc main_#t~ret65#1; 667#L1415true assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet61#1, setup_#t~nondet62#1, setup_#t~nondet63#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_tmp3~3#1.base, setup_~__cil_tmp3~3#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_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 447#L2985true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 95#L2991-2true assume { :end_inline_setClientId } true; 427#L1292true 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; 256#L2550true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 686#L2556-2true assume { :end_inline_setClientPrivateKey } true; 935#L1303true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 27, 0;havoc setup_#t~nondet61#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; 57#L2985-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 516#L2991-5true assume { :end_inline_setClientId } true; 1025#L1313true 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; 143#L2550-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 255#L2556-5true assume { :end_inline_setClientPrivateKey } true; 741#L1324true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 28, 0;havoc setup_#t~nondet62#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; 432#L2985-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 46#L2991-8true assume { :end_inline_setClientId } true; 164#L1334true 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; 54#L2550-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 801#L2556-8true assume { :end_inline_setClientPrivateKey } true; 563#L1345true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 29, 0;havoc setup_#t~nondet63#1; 198#L1402true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_#t~nondet11#1, test_#t~nondet12#1, test_#t~nondet13#1, test_#t~nondet14#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~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#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~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#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; 796#L251-1true [2022-07-13 04:12:29,120 INFO L754 eck$LassoCheckResult]: Loop: 796#L251-1true assume !false; 179#L100true assume test_~splverifierCounter~0#1 < 4; 1017#L101true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 611#L107true assume !(0 == test_~op1~0#1); 952#L120true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 219#L125true 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; 946#L2503true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 136#L2509-2true assume { :end_inline_setClientAutoResponse } true; 862#L1545true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 796#L251-1true [2022-07-13 04:12:29,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:12:29,124 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2022-07-13 04:12:29,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:12:29,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16257801] [2022-07-13 04:12:29,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:12:29,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:12:29,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:12:29,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:12:29,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:12:29,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16257801] [2022-07-13 04:12:29,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16257801] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:12:29,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:12:29,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 04:12:29,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246362658] [2022-07-13 04:12:29,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:12:29,280 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:12:29,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:12:29,281 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2022-07-13 04:12:29,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:12:29,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520696285] [2022-07-13 04:12:29,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:12:29,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:12:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:12:29,290 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:12:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:12:29,309 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:12:29,370 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:12:29,370 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:12:29,371 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:12:29,371 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:12:29,371 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 04:12:29,371 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:29,371 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:12:29,371 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:12:29,371 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec0_product27.cil.c_Iteration1_Loop [2022-07-13 04:12:29,371 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:12:29,372 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:12:29,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:29,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:29,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:29,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:29,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:29,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:29,478 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:12:29,478 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 04:12:29,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:29,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:29,481 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) [2022-07-13 04:12:29,500 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:12:29,500 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:29,511 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 [2022-07-13 04:12:29,528 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:12:29,528 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: [] [2022-07-13 04:12:29,546 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-07-13 04:12:29,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:29,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:29,548 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) [2022-07-13 04:12:29,549 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 [2022-07-13 04:12:29,550 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:12:29,550 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:29,591 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 [2022-07-13 04:12:29,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:29,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:29,593 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) [2022-07-13 04:12:29,594 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 [2022-07-13 04:12:29,595 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 04:12:29,595 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:29,617 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 04:12:29,647 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-07-13 04:12:29,647 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:12:29,647 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:12:29,648 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:12:29,648 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:12:29,648 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:12:29,648 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:29,648 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:12:29,648 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:12:29,648 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec0_product27.cil.c_Iteration1_Loop [2022-07-13 04:12:29,648 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:12:29,648 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:12:29,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:29,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:29,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:29,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:29,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:29,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:29,755 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:12:29,758 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:12:29,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:29,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:29,776 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) [2022-07-13 04:12:29,777 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 [2022-07-13 04:12:29,778 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 [2022-07-13 04:12:29,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:12:29,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:12:29,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:12:29,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:12:29,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:12:29,786 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:12:29,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:12:29,803 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:12:29,805 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 04:12:29,805 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-13 04:12:29,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:29,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:29,812 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) [2022-07-13 04:12:29,813 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 [2022-07-13 04:12:29,844 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:12:29,844 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 04:12:29,845 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:12:29,846 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 [] [2022-07-13 04:12:29,878 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 [2022-07-13 04:12:29,881 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 04:12:29,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:12:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:12:30,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:12:30,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:12:30,070 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 [2022-07-13 04:12:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:12:30,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:12:30,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:12:30,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:12:30,144 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 [2022-07-13 04:12:30,147 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 1031 states, 1030 states have (on average 1.6524271844660194) internal successors, (1702), 1030 states have internal predecessors, (1702), 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) [2022-07-13 04:12:30,309 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 1031 states, 1030 states have (on average 1.6524271844660194) internal successors, (1702), 1030 states have internal predecessors, (1702), 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 4707 states and 7745 transitions. Complement of second has 7 states. [2022-07-13 04:12:30,311 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 [2022-07-13 04:12:30,314 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) [2022-07-13 04:12:30,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4485 transitions. [2022-07-13 04:12:30,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4485 transitions. Stem has 25 letters. Loop has 9 letters. [2022-07-13 04:12:30,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:12:30,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4485 transitions. Stem has 34 letters. Loop has 9 letters. [2022-07-13 04:12:30,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:12:30,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4485 transitions. Stem has 25 letters. Loop has 18 letters. [2022-07-13 04:12:30,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:12:30,321 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4707 states and 7745 transitions. [2022-07-13 04:12:30,387 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 531 [2022-07-13 04:12:30,400 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4707 states to 1107 states and 1983 transitions. [2022-07-13 04:12:30,401 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 569 [2022-07-13 04:12:30,402 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 570 [2022-07-13 04:12:30,403 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1107 states and 1983 transitions. [2022-07-13 04:12:30,405 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:12:30,405 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1107 states and 1983 transitions. [2022-07-13 04:12:30,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1107 states and 1983 transitions. [2022-07-13 04:12:30,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1107 to 576. [2022-07-13 04:12:30,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 576 states have (on average 1.78125) internal successors, (1026), 575 states have internal predecessors, (1026), 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) [2022-07-13 04:12:30,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 1026 transitions. [2022-07-13 04:12:30,458 INFO L392 hiAutomatonCegarLoop]: Abstraction has 576 states and 1026 transitions. [2022-07-13 04:12:30,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:12:30,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 04:12:30,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 04:12:30,480 INFO L87 Difference]: Start difference. First operand 576 states and 1026 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) [2022-07-13 04:12:30,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:12:30,545 INFO L93 Difference]: Finished difference Result 1129 states and 2014 transitions. [2022-07-13 04:12:30,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 04:12:30,546 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1129 states and 2014 transitions. [2022-07-13 04:12:30,552 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 532 [2022-07-13 04:12:30,557 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1129 states to 1129 states and 2014 transitions. [2022-07-13 04:12:30,557 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 585 [2022-07-13 04:12:30,558 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 585 [2022-07-13 04:12:30,558 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1129 states and 2014 transitions. [2022-07-13 04:12:30,558 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:12:30,558 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1129 states and 2014 transitions. [2022-07-13 04:12:30,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1129 states and 2014 transitions. [2022-07-13 04:12:30,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1129 to 575. [2022-07-13 04:12:30,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 575 states, 575 states have (on average 1.777391304347826) internal successors, (1022), 574 states have internal predecessors, (1022), 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) [2022-07-13 04:12:30,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 1022 transitions. [2022-07-13 04:12:30,592 INFO L392 hiAutomatonCegarLoop]: Abstraction has 575 states and 1022 transitions. [2022-07-13 04:12:30,592 INFO L374 stractBuchiCegarLoop]: Abstraction has 575 states and 1022 transitions. [2022-07-13 04:12:30,592 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-13 04:12:30,592 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 575 states and 1022 transitions. [2022-07-13 04:12:30,594 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2022-07-13 04:12:30,594 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:12:30,594 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:12:30,595 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] [2022-07-13 04:12:30,595 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:12:30,595 INFO L752 eck$LassoCheckResult]: Stem: 8142#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(16, 4);call #Ultimate.allocInit(4, 5);call write~init~int(37, 5, 0, 1);call write~init~int(115, 5, 1, 1);call write~init~int(10, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(30, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(21, 8);call #Ultimate.allocInit(30, 9);call #Ultimate.allocInit(9, 10);call #Ultimate.allocInit(21, 11);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(25, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(25, 17);call #Ultimate.allocInit(10, 18);call #Ultimate.allocInit(12, 19);call #Ultimate.allocInit(10, 20);call #Ultimate.allocInit(18, 21);call #Ultimate.allocInit(13, 22);call #Ultimate.allocInit(16, 23);call #Ultimate.allocInit(25, 24);call #Ultimate.allocInit(44, 25);call #Ultimate.allocInit(44, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(11, 29);call #Ultimate.allocInit(19, 30);call #Ultimate.allocInit(4, 31);call write~init~int(37, 31, 0, 1);call write~init~int(100, 31, 1, 1);call write~init~int(10, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(37, 32, 0, 1);call write~init~int(100, 32, 1, 1);call write~init~int(10, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(10, 33);call #Ultimate.allocInit(34, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 39);~__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;~head~0.base, ~head~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 8096#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet64#1, main_#t~ret65#1, main_~retValue_acc~20#1, main_~tmp~9#1;main_~retValue_acc~20#1 := main_#t~nondet64#1;havoc main_#t~nondet64#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 7627#L358 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 7628#L351 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~2#1;havoc valid_product_~retValue_acc~2#1;valid_product_~retValue_acc~2#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~2#1; 7818#L366 main_#t~ret65#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret65#1;havoc main_#t~ret65#1; 7933#L1415 assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet61#1, setup_#t~nondet62#1, setup_#t~nondet63#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_tmp3~3#1.base, setup_~__cil_tmp3~3#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_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 8095#L2985 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 7616#L2991-2 assume { :end_inline_setClientId } true; 7926#L1292 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; 7590#L2550 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 7591#L2556-2 assume { :end_inline_setClientPrivateKey } true; 8091#L1303 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 27, 0;havoc setup_#t~nondet61#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; 7781#L2985-2 assume !(1 == setClientId_~handle#1); 7782#L2988-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 7643#L2991-5 assume { :end_inline_setClientId } true; 7644#L1313 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; 8080#L2550-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 7588#L2556-5 assume { :end_inline_setClientPrivateKey } true; 7589#L1324 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 28, 0;havoc setup_#t~nondet62#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; 8118#L2985-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 7650#L2991-8 assume { :end_inline_setClientId } true; 7722#L1334 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; 7763#L2550-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 7712#L2556-8 assume { :end_inline_setClientPrivateKey } true; 7713#L1345 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 29, 0;havoc setup_#t~nondet63#1; 7844#L1402 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_#t~nondet11#1, test_#t~nondet12#1, test_#t~nondet13#1, test_#t~nondet14#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~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#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~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#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; 8121#L251-1 assume !false; 7700#L100 [2022-07-13 04:12:30,595 INFO L754 eck$LassoCheckResult]: Loop: 7700#L100 assume test_~splverifierCounter~0#1 < 4; 8116#L101 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 7978#L107 assume !(0 == test_~op1~0#1); 7979#L120 assume !(0 == test_~op2~0#1); 8106#L134 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 7706#L139 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; 7707#L2550-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 7987#L2556-11 assume { :end_inline_setClientPrivateKey } true; 8112#L1515 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 7594#L251-1 assume !false; 7700#L100 [2022-07-13 04:12:30,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:12:30,596 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2022-07-13 04:12:30,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:12:30,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615997943] [2022-07-13 04:12:30,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:12:30,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:12:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:12:30,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:12:30,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:12:30,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615997943] [2022-07-13 04:12:30,691 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615997943] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:12:30,691 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:12:30,691 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 04:12:30,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906146139] [2022-07-13 04:12:30,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:12:30,691 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:12:30,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:12:30,692 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2022-07-13 04:12:30,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:12:30,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406926721] [2022-07-13 04:12:30,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:12:30,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:12:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:12:30,707 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:12:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:12:30,713 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:12:30,783 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:12:30,783 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:12:30,783 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:12:30,783 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:12:30,783 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 04:12:30,783 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:30,783 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:12:30,784 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:12:30,784 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec0_product27.cil.c_Iteration2_Loop [2022-07-13 04:12:30,784 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:12:30,784 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:12:30,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:30,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:30,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:30,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:30,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:30,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:30,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:30,912 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:12:30,912 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 04:12:30,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:30,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:30,916 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) [2022-07-13 04:12:30,917 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 [2022-07-13 04:12:30,918 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:12:30,918 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:30,933 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:12:30,933 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: [] [2022-07-13 04:12:30,963 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 [2022-07-13 04:12:30,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:30,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:30,965 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) [2022-07-13 04:12:31,021 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 [2022-07-13 04:12:31,021 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:12:31,022 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:31,065 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 [2022-07-13 04:12:31,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:31,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:31,067 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) [2022-07-13 04:12:31,080 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 04:12:31,080 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:31,089 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 [2022-07-13 04:12:31,103 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 04:12:31,131 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 [2022-07-13 04:12:31,132 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:12:31,132 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:12:31,132 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:12:31,132 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:12:31,132 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:12:31,132 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:31,132 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:12:31,132 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:12:31,132 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec0_product27.cil.c_Iteration2_Loop [2022-07-13 04:12:31,132 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:12:31,132 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:12:31,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,140 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,229 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:12:31,229 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:12:31,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:31,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:31,244 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) [2022-07-13 04:12:31,247 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 [2022-07-13 04:12:31,249 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 [2022-07-13 04:12:31,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:12:31,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:12:31,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:12:31,255 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:12:31,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:12:31,255 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:12:31,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:12:31,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:12:31,303 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 [2022-07-13 04:12:31,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:31,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:31,305 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) [2022-07-13 04:12:31,333 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 [2022-07-13 04:12:31,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:12:31,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:12:31,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:12:31,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:12:31,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:12:31,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:12:31,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:12:31,343 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 [2022-07-13 04:12:31,359 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:12:31,361 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 04:12:31,361 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-13 04:12:31,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:31,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:31,362 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) [2022-07-13 04:12:31,364 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 [2022-07-13 04:12:31,365 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:12:31,365 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 04:12:31,365 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:12:31,365 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 [] [2022-07-13 04:12:31,395 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 [2022-07-13 04:12:31,396 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 04:12:31,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:12:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:12:31,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:12:31,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:12:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:12:31,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:12:31,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:12:31,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:12:31,537 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 [2022-07-13 04:12:31,537 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 575 states and 1022 transitions. cyclomatic complexity: 449 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) [2022-07-13 04:12:31,586 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 575 states and 1022 transitions. cyclomatic complexity: 449. 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 2173 states and 3899 transitions. Complement of second has 6 states. [2022-07-13 04:12:31,587 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 [2022-07-13 04:12:31,588 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) [2022-07-13 04:12:31,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1020 transitions. [2022-07-13 04:12:31,589 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 27 letters. Loop has 10 letters. [2022-07-13 04:12:31,590 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:12:31,590 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 37 letters. Loop has 10 letters. [2022-07-13 04:12:31,592 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:12:31,592 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 27 letters. Loop has 20 letters. [2022-07-13 04:12:31,593 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:12:31,593 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2173 states and 3899 transitions. [2022-07-13 04:12:31,607 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 521 [2022-07-13 04:12:31,617 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2173 states to 2163 states and 3883 transitions. [2022-07-13 04:12:31,617 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 561 [2022-07-13 04:12:31,618 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 563 [2022-07-13 04:12:31,618 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2163 states and 3883 transitions. [2022-07-13 04:12:31,618 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:12:31,618 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2163 states and 3883 transitions. [2022-07-13 04:12:31,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2163 states and 3883 transitions. [2022-07-13 04:12:31,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2163 to 1108. [2022-07-13 04:12:31,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1108 states have (on average 1.788808664259928) internal successors, (1982), 1107 states have internal predecessors, (1982), 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) [2022-07-13 04:12:31,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1982 transitions. [2022-07-13 04:12:31,643 INFO L392 hiAutomatonCegarLoop]: Abstraction has 1108 states and 1982 transitions. [2022-07-13 04:12:31,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:12:31,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 04:12:31,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 04:12:31,644 INFO L87 Difference]: Start difference. First operand 1108 states and 1982 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) [2022-07-13 04:12:31,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:12:31,719 INFO L93 Difference]: Finished difference Result 2159 states and 3861 transitions. [2022-07-13 04:12:31,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 04:12:31,721 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2159 states and 3861 transitions. [2022-07-13 04:12:31,729 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 516 [2022-07-13 04:12:31,737 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2159 states to 2159 states and 3861 transitions. [2022-07-13 04:12:31,737 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 567 [2022-07-13 04:12:31,737 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 567 [2022-07-13 04:12:31,737 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2159 states and 3861 transitions. [2022-07-13 04:12:31,742 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:12:31,742 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2159 states and 3861 transitions. [2022-07-13 04:12:31,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2159 states and 3861 transitions. [2022-07-13 04:12:31,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2159 to 1108. [2022-07-13 04:12:31,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1108 states have (on average 1.7879061371841156) internal successors, (1981), 1107 states have internal predecessors, (1981), 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) [2022-07-13 04:12:31,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1981 transitions. [2022-07-13 04:12:31,757 INFO L392 hiAutomatonCegarLoop]: Abstraction has 1108 states and 1981 transitions. [2022-07-13 04:12:31,757 INFO L374 stractBuchiCegarLoop]: Abstraction has 1108 states and 1981 transitions. [2022-07-13 04:12:31,757 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-13 04:12:31,757 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1108 states and 1981 transitions. [2022-07-13 04:12:31,760 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 261 [2022-07-13 04:12:31,760 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:12:31,760 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:12:31,762 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] [2022-07-13 04:12:31,762 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:12:31,763 INFO L752 eck$LassoCheckResult]: Stem: 14322#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(16, 4);call #Ultimate.allocInit(4, 5);call write~init~int(37, 5, 0, 1);call write~init~int(115, 5, 1, 1);call write~init~int(10, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(30, 6);call #Ultimate.allocInit(9, 7);call #Ultimate.allocInit(21, 8);call #Ultimate.allocInit(30, 9);call #Ultimate.allocInit(9, 10);call #Ultimate.allocInit(21, 11);call #Ultimate.allocInit(30, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(25, 14);call #Ultimate.allocInit(30, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(25, 17);call #Ultimate.allocInit(10, 18);call #Ultimate.allocInit(12, 19);call #Ultimate.allocInit(10, 20);call #Ultimate.allocInit(18, 21);call #Ultimate.allocInit(13, 22);call #Ultimate.allocInit(16, 23);call #Ultimate.allocInit(25, 24);call #Ultimate.allocInit(44, 25);call #Ultimate.allocInit(44, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(11, 29);call #Ultimate.allocInit(19, 30);call #Ultimate.allocInit(4, 31);call write~init~int(37, 31, 0, 1);call write~init~int(100, 31, 1, 1);call write~init~int(10, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(37, 32, 0, 1);call write~init~int(100, 32, 1, 1);call write~init~int(10, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(10, 33);call #Ultimate.allocInit(34, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 39);~__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;~head~0.base, ~head~0.offset := 0, 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 14264#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet64#1, main_#t~ret65#1, main_~retValue_acc~20#1, main_~tmp~9#1;main_~retValue_acc~20#1 := main_#t~nondet64#1;havoc main_#t~nondet64#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 13785#L358 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 13786#L351 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~2#1;havoc valid_product_~retValue_acc~2#1;valid_product_~retValue_acc~2#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~2#1; 13978#L366 main_#t~ret65#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret65#1;havoc main_#t~ret65#1; 14096#L1415 assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet61#1, setup_#t~nondet62#1, setup_#t~nondet63#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_tmp3~3#1.base, setup_~__cil_tmp3~3#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_tmp3~3#1.base, setup_~__cil_tmp3~3#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; 14263#L2985 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 13774#L2991-2 assume { :end_inline_setClientId } true; 14088#L1292 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; 13748#L2550 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 13749#L2556-2 assume { :end_inline_setClientPrivateKey } true; 14257#L1303 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 27, 0;havoc setup_#t~nondet61#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; 13940#L2985-2 assume !(1 == setClientId_~handle#1); 13941#L2988-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 13801#L2991-5 assume { :end_inline_setClientId } true; 13802#L1313 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; 14245#L2550-2 assume !(1 == setClientPrivateKey_~handle#1); 13887#L2553-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 13746#L2556-5 assume { :end_inline_setClientPrivateKey } true; 13747#L1324 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 28, 0;havoc setup_#t~nondet62#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; 14289#L2985-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 13808#L2991-8 assume { :end_inline_setClientId } true; 13880#L1334 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; 13922#L2550-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 13870#L2556-8 assume { :end_inline_setClientPrivateKey } true; 13871#L1345 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~3#1.base, setup_~__cil_tmp3~3#1.offset := 29, 0;havoc setup_#t~nondet63#1; 14007#L1402 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_#t~nondet11#1, test_#t~nondet12#1, test_#t~nondet13#1, test_#t~nondet14#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~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#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~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#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; 14293#L251-1 assume !false; 14358#L100 assume test_~splverifierCounter~0#1 < 4; 14323#L101 [2022-07-13 04:12:31,763 INFO L754 eck$LassoCheckResult]: Loop: 14323#L101 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 14143#L107 assume !(0 == test_~op1~0#1); 14144#L120 assume !(0 == test_~op2~0#1); 14275#L134 assume !(0 == test_~op3~0#1); 13863#L148 assume !(0 == test_~op4~0#1); 13769#L162 assume !(0 == test_~op5~0#1); 14233#L176 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet9#1;havoc test_#t~nondet9#1; 14050#L181 assume 0 != test_~tmp___4~0#1;assume { :begin_inline_rjhEnableForwarding } true;assume { :begin_inline_setClientForwardReceiver } true;setClientForwardReceiver_#in~handle#1, setClientForwardReceiver_#in~value#1 := ~rjh~0, ~chuck~0;havoc setClientForwardReceiver_~handle#1, setClientForwardReceiver_~value#1;setClientForwardReceiver_~handle#1 := setClientForwardReceiver_#in~handle#1;setClientForwardReceiver_~value#1 := setClientForwardReceiver_#in~value#1; 14051#L2938 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 13803#L2944-2 assume { :end_inline_setClientForwardReceiver } true; 13804#L1568 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 13752#L251-1 assume !false; 13858#L100 assume test_~splverifierCounter~0#1 < 4; 14323#L101 [2022-07-13 04:12:31,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:12:31,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2022-07-13 04:12:31,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:12:31,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922579778] [2022-07-13 04:12:31,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:12:31,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:12:31,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:12:31,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:12:31,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:12:31,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922579778] [2022-07-13 04:12:31,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922579778] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:12:31,859 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:12:31,859 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 04:12:31,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867131447] [2022-07-13 04:12:31,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:12:31,859 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:12:31,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:12:31,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1605638688, now seen corresponding path program 1 times [2022-07-13 04:12:31,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:12:31,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617287605] [2022-07-13 04:12:31,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:12:31,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:12:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:12:31,864 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:12:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:12:31,869 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:12:31,892 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 [2022-07-13 04:12:31,963 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:12:31,964 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:12:31,964 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:12:31,964 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:12:31,964 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 04:12:31,964 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:31,964 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:12:31,964 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:12:31,964 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec0_product27.cil.c_Iteration3_Loop [2022-07-13 04:12:31,964 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:12:31,964 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:12:31,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:31,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:32,075 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:12:32,075 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 04:12:32,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,077 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) [2022-07-13 04:12:32,078 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 [2022-07-13 04:12:32,079 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:12:32,079 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:32,100 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:12:32,100 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: [] [2022-07-13 04:12:32,121 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 [2022-07-13 04:12:32,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,123 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) [2022-07-13 04:12:32,123 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 [2022-07-13 04:12:32,152 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:12:32,153 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:32,179 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:12:32,179 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___4~0#1=-8, ULTIMATE.start_test_#t~nondet9#1=-8} Honda state: {ULTIMATE.start_test_~tmp___4~0#1=-8, ULTIMATE.start_test_#t~nondet9#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:12:32,197 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 [2022-07-13 04:12:32,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,201 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) [2022-07-13 04:12:32,201 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 [2022-07-13 04:12:32,217 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:12:32,217 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:32,228 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:12:32,228 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: [] [2022-07-13 04:12:32,243 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 [2022-07-13 04:12:32,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,246 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) [2022-07-13 04:12:32,246 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 [2022-07-13 04:12:32,247 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:12:32,247 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:32,258 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:12:32,258 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: [] [2022-07-13 04:12:32,273 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 [2022-07-13 04:12:32,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,274 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) [2022-07-13 04:12:32,280 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 [2022-07-13 04:12:32,287 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:12:32,287 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:32,299 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:12:32,299 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Honda state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:12:32,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-07-13 04:12:32,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,319 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) [2022-07-13 04:12:32,321 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 [2022-07-13 04:12:32,322 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:12:32,322 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:32,351 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:12:32,352 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Honda state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:12:32,367 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 [2022-07-13 04:12:32,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,368 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) [2022-07-13 04:12:32,369 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 [2022-07-13 04:12:32,370 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:12:32,370 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:32,392 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 [2022-07-13 04:12:32,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,394 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) [2022-07-13 04:12:32,399 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 04:12:32,399 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:12:32,405 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 [2022-07-13 04:12:32,461 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 04:12:32,466 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-07-13 04:12:32,466 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:12:32,466 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:12:32,466 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:12:32,466 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:12:32,466 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:12:32,466 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,466 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:12:32,466 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:12:32,466 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec0_product27.cil.c_Iteration3_Loop [2022-07-13 04:12:32,466 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:12:32,466 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:12:32,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:32,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:32,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:32,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:32,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:32,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:32,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:32,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:32,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:32,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:12:32,586 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:12:32,586 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:12:32,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,587 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) [2022-07-13 04:12:32,593 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 [2022-07-13 04:12:32,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:12:32,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:12:32,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:12:32,598 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:12:32,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:12:32,598 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:12:32,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:12:32,602 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 [2022-07-13 04:12:32,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:12:32,652 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 [2022-07-13 04:12:32,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,653 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) [2022-07-13 04:12:32,654 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 [2022-07-13 04:12:32,655 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 [2022-07-13 04:12:32,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:12:32,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:12:32,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:12:32,660 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:12:32,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:12:32,661 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:12:32,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:12:32,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:12:32,699 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-07-13 04:12:32,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,715 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) [2022-07-13 04:12:32,732 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 [2022-07-13 04:12:32,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:12:32,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:12:32,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:12:32,738 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:12:32,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:12:32,740 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:12:32,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:12:32,744 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 [2022-07-13 04:12:32,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:12:32,781 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 [2022-07-13 04:12:32,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,796 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) [2022-07-13 04:12:32,806 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 [2022-07-13 04:12:32,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:12:32,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:12:32,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:12:32,811 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:12:32,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:12:32,814 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:12:32,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:12:32,821 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 [2022-07-13 04:12:32,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:12:32,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-13 04:12:32,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,884 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) [2022-07-13 04:12:32,931 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 [2022-07-13 04:12:32,932 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 [2022-07-13 04:12:32,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:12:32,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:12:32,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:12:32,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:12:32,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:12:32,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:12:32,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:12:32,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:12:32,976 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 [2022-07-13 04:12:32,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:32,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:32,977 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) [2022-07-13 04:12:32,978 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 [2022-07-13 04:12:32,979 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 [2022-07-13 04:12:32,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:12:32,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:12:32,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:12:32,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:12:32,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:12:32,985 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:12:32,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:12:32,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:12:33,013 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-07-13 04:12:33,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:33,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:33,014 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) [2022-07-13 04:12:33,016 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 [2022-07-13 04:12:33,017 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 [2022-07-13 04:12:33,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:12:33,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:12:33,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:12:33,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:12:33,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:12:33,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:12:33,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:12:33,038 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:12:33,040 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 04:12:33,040 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-13 04:12:33,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:12:33,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:12:33,041 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) [2022-07-13 04:12:33,042 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 [2022-07-13 04:12:33,043 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:12:33,043 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 04:12:33,043 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:12:33,043 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 5 Supporting invariants [] [2022-07-13 04:12:33,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-07-13 04:12:33,061 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 04:12:33,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:12:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:12:33,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:12:33,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:12:33,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:12:33,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:12:33,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:12:33,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:12:33,267 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 [2022-07-13 04:12:33,267 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1108 states and 1981 transitions. cyclomatic complexity: 877 Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2022-07-13 04:12:33,299 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1108 states and 1981 transitions. cyclomatic complexity: 877. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 2443 states and 4388 transitions. Complement of second has 4 states. [2022-07-13 04:12:33,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-13 04:12:33,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2022-07-13 04:12:33,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 540 transitions. [2022-07-13 04:12:33,301 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 29 letters. Loop has 13 letters. [2022-07-13 04:12:33,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:12:33,301 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 42 letters. Loop has 13 letters. [2022-07-13 04:12:33,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:12:33,301 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 29 letters. Loop has 26 letters. [2022-07-13 04:12:33,302 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:12:33,302 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2443 states and 4388 transitions. [2022-07-13 04:12:33,311 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:12:33,311 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2443 states to 0 states and 0 transitions. [2022-07-13 04:12:33,311 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-13 04:12:33,311 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-13 04:12:33,312 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-13 04:12:33,312 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:12:33,312 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:12:33,312 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:12:33,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:12:33,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 04:12:33,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 04:12:33,313 INFO L87 Difference]: Start difference. First operand 0 states and 0 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) [2022-07-13 04:12:33,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:12:33,313 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-07-13 04:12:33,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 04:12:33,313 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-07-13 04:12:33,313 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:12:33,313 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 04:12:33,313 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-13 04:12:33,314 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-13 04:12:33,314 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-13 04:12:33,314 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:12:33,314 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:12:33,314 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:12:33,314 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:12:33,314 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-13 04:12:33,314 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-13 04:12:33,314 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:12:33,314 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-13 04:12:33,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.07 04:12:33 BoogieIcfgContainer [2022-07-13 04:12:33,319 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-13 04:12:33,319 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 04:12:33,320 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 04:12:33,320 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 04:12:33,320 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:12:29" (3/4) ... [2022-07-13 04:12:33,322 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-13 04:12:33,322 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 04:12:33,322 INFO L158 Benchmark]: Toolchain (without parser) took 6506.58ms. Allocated memory was 138.4MB in the beginning and 314.6MB in the end (delta: 176.2MB). Free memory was 107.5MB in the beginning and 153.1MB in the end (delta: -45.6MB). Peak memory consumption was 131.5MB. Max. memory is 16.1GB. [2022-07-13 04:12:33,322 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 92.3MB. Free memory was 50.2MB in the beginning and 50.0MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:12:33,323 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.66ms. Allocated memory is still 138.4MB. Free memory was 107.2MB in the beginning and 86.0MB in the end (delta: 21.2MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2022-07-13 04:12:33,323 INFO L158 Benchmark]: Boogie Procedure Inliner took 223.17ms. Allocated memory was 138.4MB in the beginning and 213.9MB in the end (delta: 75.5MB). Free memory was 86.0MB in the beginning and 180.9MB in the end (delta: -94.9MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2022-07-13 04:12:33,323 INFO L158 Benchmark]: Boogie Preprocessor took 112.28ms. Allocated memory is still 213.9MB. Free memory was 180.9MB in the beginning and 169.4MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-13 04:12:33,324 INFO L158 Benchmark]: RCFGBuilder took 1316.99ms. Allocated memory is still 213.9MB. Free memory was 169.4MB in the beginning and 162.3MB in the end (delta: 7.1MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. [2022-07-13 04:12:33,324 INFO L158 Benchmark]: BuchiAutomizer took 4311.41ms. Allocated memory was 213.9MB in the beginning and 314.6MB in the end (delta: 100.7MB). Free memory was 162.3MB in the beginning and 154.2MB in the end (delta: 8.1MB). Peak memory consumption was 106.6MB. Max. memory is 16.1GB. [2022-07-13 04:12:33,324 INFO L158 Benchmark]: Witness Printer took 2.30ms. Allocated memory is still 314.6MB. Free memory was 154.2MB in the beginning and 153.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 04:12:33,326 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 92.3MB. Free memory was 50.2MB in the beginning and 50.0MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.66ms. Allocated memory is still 138.4MB. Free memory was 107.2MB in the beginning and 86.0MB in the end (delta: 21.2MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 223.17ms. Allocated memory was 138.4MB in the beginning and 213.9MB in the end (delta: 75.5MB). Free memory was 86.0MB in the beginning and 180.9MB in the end (delta: -94.9MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.28ms. Allocated memory is still 213.9MB. Free memory was 180.9MB in the beginning and 169.4MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1316.99ms. Allocated memory is still 213.9MB. Free memory was 169.4MB in the beginning and 162.3MB in the end (delta: 7.1MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 4311.41ms. Allocated memory was 213.9MB in the beginning and 314.6MB in the end (delta: 100.7MB). Free memory was 162.3MB in the beginning and 154.2MB in the end (delta: 8.1MB). Peak memory consumption was 106.6MB. Max. memory is 16.1GB. * Witness Printer took 2.30ms. Allocated memory is still 314.6MB. Free memory was 154.2MB in the beginning and 153.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 6 terminating modules (3 trivial, 3 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 * op3 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 5 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.2s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3191 StatesRemovedByMinimization, 4 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6920 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6917 mSDsluCounter, 15669 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8776 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 119 IncrementalHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 6893 mSDtfsCounter, 119 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital51 mio100 ax100 hnf100 lsp21 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf86 smp100 dnf119 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 35ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-13 04:12:33,356 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-07-13 04:12:33,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE