./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/email_spec7_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/email_spec7_product30.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 f0b632d57a1aaab7587941b987ac776406d0d2705d0d18f7c4a153447ae1ce66 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 15:55:41,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 15:55:41,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 15:55:41,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 15:55:41,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 15:55:41,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 15:55:41,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 15:55:41,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 15:55:41,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 15:55:41,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 15:55:41,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 15:55:41,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 15:55:41,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 15:55:41,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 15:55:41,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 15:55:41,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 15:55:41,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 15:55:41,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 15:55:41,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 15:55:41,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 15:55:41,748 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 15:55:41,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 15:55:41,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 15:55:41,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 15:55:41,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 15:55:41,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 15:55:41,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 15:55:41,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 15:55:41,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 15:55:41,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 15:55:41,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 15:55:41,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 15:55:41,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 15:55:41,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 15:55:41,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 15:55:41,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 15:55:41,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 15:55:41,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 15:55:41,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 15:55:41,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 15:55:41,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 15:55:41,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 15:55:41,764 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-14 15:55:41,787 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 15:55:41,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 15:55:41,788 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 15:55:41,788 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 15:55:41,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 15:55:41,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 15:55:41,791 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 15:55:41,791 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-14 15:55:41,791 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-14 15:55:41,792 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-14 15:55:41,792 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-14 15:55:41,792 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-14 15:55:41,792 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-14 15:55:41,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 15:55:41,793 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-14 15:55:41,794 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 15:55:41,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 15:55:41,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-14 15:55:41,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 15:55:41,795 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-14 15:55:41,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-14 15:55:41,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-14 15:55:41,796 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-14 15:55:41,796 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 15:55:41,796 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-14 15:55:41,796 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 15:55:41,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-14 15:55:41,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 15:55:41,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 15:55:41,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 15:55:41,798 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 15:55:41,799 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-14 15:55:41,799 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0b632d57a1aaab7587941b987ac776406d0d2705d0d18f7c4a153447ae1ce66 [2022-07-14 15:55:42,039 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 15:55:42,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 15:55:42,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 15:55:42,068 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 15:55:42,068 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 15:55:42,070 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec7_product30.cil.c [2022-07-14 15:55:42,132 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d31a951d/13604214e80b405fa19079aa10fb23a7/FLAG1824797e9 [2022-07-14 15:55:42,735 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 15:55:42,739 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec7_product30.cil.c [2022-07-14 15:55:42,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d31a951d/13604214e80b405fa19079aa10fb23a7/FLAG1824797e9 [2022-07-14 15:55:42,993 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d31a951d/13604214e80b405fa19079aa10fb23a7 [2022-07-14 15:55:42,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 15:55:42,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 15:55:42,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 15:55:42,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 15:55:43,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 15:55:43,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:55:42" (1/1) ... [2022-07-14 15:55:43,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@768bba14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43, skipping insertion in model container [2022-07-14 15:55:43,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:55:42" (1/1) ... [2022-07-14 15:55:43,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 15:55:43,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 15:55:43,557 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_spec7_product30.cil.c[50838,50851] [2022-07-14 15:55:43,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 15:55:43,645 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 15:55:43,702 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_spec7_product30.cil.c[50838,50851] [2022-07-14 15:55:43,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 15:55:43,745 INFO L208 MainTranslator]: Completed translation [2022-07-14 15:55:43,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43 WrapperNode [2022-07-14 15:55:43,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 15:55:43,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 15:55:43,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 15:55:43,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 15:55:43,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43" (1/1) ... [2022-07-14 15:55:43,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43" (1/1) ... [2022-07-14 15:55:43,861 INFO L137 Inliner]: procedures = 131, calls = 215, calls flagged for inlining = 128, calls inlined = 161, statements flattened = 2364 [2022-07-14 15:55:43,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 15:55:43,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 15:55:43,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 15:55:43,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 15:55:43,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43" (1/1) ... [2022-07-14 15:55:43,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43" (1/1) ... [2022-07-14 15:55:43,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43" (1/1) ... [2022-07-14 15:55:43,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43" (1/1) ... [2022-07-14 15:55:43,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43" (1/1) ... [2022-07-14 15:55:43,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43" (1/1) ... [2022-07-14 15:55:43,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43" (1/1) ... [2022-07-14 15:55:43,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 15:55:43,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 15:55:43,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 15:55:43,948 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 15:55:43,948 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43" (1/1) ... [2022-07-14 15:55:43,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:43,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:43,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:43,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-14 15:55:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-07-14 15:55:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 15:55:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 15:55:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 15:55:44,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 15:55:44,268 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 15:55:44,269 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 15:55:45,339 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 15:55:45,349 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 15:55:45,350 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-14 15:55:45,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:55:45 BoogieIcfgContainer [2022-07-14 15:55:45,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 15:55:45,353 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-14 15:55:45,354 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-14 15:55:45,356 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-14 15:55:45,357 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:55:45,357 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.07 03:55:42" (1/3) ... [2022-07-14 15:55:45,358 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72b2f462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 03:55:45, skipping insertion in model container [2022-07-14 15:55:45,358 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:55:45,358 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:55:43" (2/3) ... [2022-07-14 15:55:45,359 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72b2f462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 03:55:45, skipping insertion in model container [2022-07-14 15:55:45,359 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 15:55:45,359 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:55:45" (3/3) ... [2022-07-14 15:55:45,360 INFO L354 chiAutomizerObserver]: Analyzing ICFG email_spec7_product30.cil.c [2022-07-14 15:55:45,414 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-14 15:55:45,414 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-14 15:55:45,414 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-14 15:55:45,414 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-14 15:55:45,415 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-14 15:55:45,415 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-14 15:55:45,415 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-14 15:55:45,415 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-14 15:55:45,422 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 548 states, 547 states have (on average 1.6837294332723949) internal successors, (921), 547 states have internal predecessors, (921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:45,468 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 222 [2022-07-14 15:55:45,468 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:55:45,468 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:55:45,477 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:45,477 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:45,477 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-14 15:55:45,479 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 548 states, 547 states have (on average 1.6837294332723949) internal successors, (921), 547 states have internal predecessors, (921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:45,491 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 222 [2022-07-14 15:55:45,491 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:55:45,491 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:55:45,493 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:45,494 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:45,499 INFO L752 eck$LassoCheckResult]: Stem: 529#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(10, 17);call #Ultimate.allocInit(16, 18);call #Ultimate.allocInit(20, 19);call #Ultimate.allocInit(22, 20);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(12, 22);call #Ultimate.allocInit(10, 23);call #Ultimate.allocInit(18, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(13, 27);call #Ultimate.allocInit(16, 28);call #Ultimate.allocInit(25, 29);call #Ultimate.allocInit(44, 30);call #Ultimate.allocInit(44, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(11, 34);call #Ultimate.allocInit(19, 35);call #Ultimate.allocInit(4, 36);call write~init~int(37, 36, 0, 1);call write~init~int(100, 36, 1, 1);call write~init~int(10, 36, 2, 1);call write~init~int(0, 36, 3, 1);call #Ultimate.allocInit(4, 37);call write~init~int(37, 37, 0, 1);call write~init~int(100, 37, 1, 1);call write~init~int(10, 37, 2, 1);call write~init~int(0, 37, 3, 1);~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;~__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;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 455#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret94#1, main_~retValue_acc~43#1, main_~tmp~23#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~23#1;assume { :begin_inline_select_helpers } true; 249#L2215true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 458#L2208true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~33#1;havoc valid_product_~retValue_acc~33#1;valid_product_~retValue_acc~33#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~33#1; 478#L2223true main_#t~ret94#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~23#1 := main_#t~ret94#1;havoc main_#t~ret94#1; 407#L2865true assume 0 != main_~tmp~23#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet91#1, setup_#t~nondet92#1, setup_#t~nondet93#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_tmp3~4#1.base, setup_~__cil_tmp3~4#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_tmp3~4#1.base, setup_~__cil_tmp3~4#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; 386#L2164true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 451#L2170-2true assume { :end_inline_setClientId } true; 240#L2742true 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; 413#L1729true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 213#L1735-2true assume { :end_inline_setClientPrivateKey } true; 533#L2753true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 32, 0;havoc setup_#t~nondet91#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; 235#L2164-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 197#L2170-5true assume { :end_inline_setClientId } true; 27#L2763true 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; 228#L1729-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 142#L1735-5true assume { :end_inline_setClientPrivateKey } true; 539#L2774true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 33, 0;havoc setup_#t~nondet92#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; 434#L2164-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 295#L2170-8true assume { :end_inline_setClientId } true; 42#L2784true 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; 35#L1729-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 315#L1735-8true assume { :end_inline_setClientPrivateKey } true; 25#L2795true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset := 34, 0;havoc setup_#t~nondet93#1; 187#L2852true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_#t~nondet37#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~3#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~3#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; 14#L609-1true [2022-07-14 15:55:45,500 INFO L754 eck$LassoCheckResult]: Loop: 14#L609-1true assume !false; 519#L464true assume test_~splverifierCounter~0#1 < 4; 409#L465true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 24#L471true assume !(0 == test_~op1~0#1); 404#L484true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; 255#L489true 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; 330#L1682true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 305#L1688-2true assume { :end_inline_setClientAutoResponse } true; 284#L2995true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 14#L609-1true [2022-07-14 15:55:45,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:45,505 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2022-07-14 15:55:45,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:55:45,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166737066] [2022-07-14 15:55:45,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:55:45,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:55:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:45,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:55:45,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:55:45,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166737066] [2022-07-14 15:55:45,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166737066] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:55:45,726 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:55:45,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 15:55:45,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214409736] [2022-07-14 15:55:45,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:55:45,731 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:55:45,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:45,733 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2022-07-14 15:55:45,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:55:45,735 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488253096] [2022-07-14 15:55:45,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:55:45,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:55:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:55:45,747 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:55:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:55:45,779 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:55:45,889 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:55:45,890 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:55:45,890 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:55:45,890 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:55:45,890 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:55:45,890 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:45,891 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:55:45,891 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:55:45,891 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_product30.cil.c_Iteration1_Loop [2022-07-14 15:55:45,891 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:55:45,891 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:55:45,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:45,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:45,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:45,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:45,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:45,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:46,070 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:55:46,071 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:55:46,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:46,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:46,079 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:46,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-14 15:55:46,086 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:46,086 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:46,108 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:46,108 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet28#1=7, ULTIMATE.start_test_~tmp___8~0#1=7} Honda state: {ULTIMATE.start_test_#t~nondet28#1=7, ULTIMATE.start_test_~tmp___8~0#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:46,125 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-14 15:55:46,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:46,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:46,126 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:46,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-14 15:55:46,132 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:46,132 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:46,184 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:46,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:46,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:46,187 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:46,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-14 15:55:46,192 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:55:46,192 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:46,219 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 15:55:46,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:46,238 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:55:46,239 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:55:46,239 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:55:46,239 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:55:46,239 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:55:46,239 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:46,239 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:55:46,239 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:55:46,239 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_product30.cil.c_Iteration1_Loop [2022-07-14 15:55:46,239 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:55:46,240 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:55:46,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:46,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:46,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:46,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:46,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:46,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:46,384 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:55:46,388 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:55:46,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:46,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:46,390 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:46,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-14 15:55:46,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:46,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:46,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:46,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:46,425 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:46,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:46,428 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:46,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:46,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:46,472 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:46,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:46,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:46,475 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:46,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:46,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:46,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:46,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:46,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:55:46,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:46,492 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:55:46,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:46,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-14 15:55:46,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:46,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:46,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:46,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:46,537 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:46,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-14 15:55:46,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:46,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:46,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:46,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:46,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:55:46,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:46,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:55:46,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:46,600 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:55:46,603 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-14 15:55:46,603 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-14 15:55:46,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:46,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:46,607 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:46,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-14 15:55:46,611 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:55:46,611 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-14 15:55:46,611 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:55:46,612 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2022-07-14 15:55:46,631 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:46,634 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-14 15:55:46,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:46,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 15:55:46,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:55:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:46,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:55:46,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:55:46,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:55:46,915 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-14 15:55:46,918 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 548 states, 547 states have (on average 1.6837294332723949) internal successors, (921), 547 states have internal predecessors, (921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:47,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-07-14 15:55:47,163 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 548 states, 547 states have (on average 1.6837294332723949) internal successors, (921), 547 states have internal predecessors, (921), 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 2357 states and 3955 transitions. Complement of second has 7 states. [2022-07-14 15:55:47,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:55:47,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:47,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2241 transitions. [2022-07-14 15:55:47,174 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2241 transitions. Stem has 25 letters. Loop has 9 letters. [2022-07-14 15:55:47,175 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:47,175 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2241 transitions. Stem has 34 letters. Loop has 9 letters. [2022-07-14 15:55:47,176 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:47,176 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2241 transitions. Stem has 25 letters. Loop has 18 letters. [2022-07-14 15:55:47,176 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:47,177 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2357 states and 3955 transitions. [2022-07-14 15:55:47,205 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2022-07-14 15:55:47,219 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2357 states to 911 states and 1619 transitions. [2022-07-14 15:55:47,220 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 471 [2022-07-14 15:55:47,221 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 472 [2022-07-14 15:55:47,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 911 states and 1619 transitions. [2022-07-14 15:55:47,222 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:55:47,222 INFO L369 hiAutomatonCegarLoop]: Abstraction has 911 states and 1619 transitions. [2022-07-14 15:55:47,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states and 1619 transitions. [2022-07-14 15:55:47,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 478. [2022-07-14 15:55:47,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 478 states have (on average 1.7656903765690377) internal successors, (844), 477 states have internal predecessors, (844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:47,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 844 transitions. [2022-07-14 15:55:47,274 INFO L392 hiAutomatonCegarLoop]: Abstraction has 478 states and 844 transitions. [2022-07-14 15:55:47,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:55:47,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 15:55:47,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 15:55:47,279 INFO L87 Difference]: Start difference. First operand 478 states and 844 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:47,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:55:47,336 INFO L93 Difference]: Finished difference Result 933 states and 1650 transitions. [2022-07-14 15:55:47,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 15:55:47,338 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 933 states and 1650 transitions. [2022-07-14 15:55:47,344 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 434 [2022-07-14 15:55:47,350 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 933 states to 933 states and 1650 transitions. [2022-07-14 15:55:47,351 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 487 [2022-07-14 15:55:47,352 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 487 [2022-07-14 15:55:47,352 INFO L73 IsDeterministic]: Start isDeterministic. Operand 933 states and 1650 transitions. [2022-07-14 15:55:47,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:55:47,354 INFO L369 hiAutomatonCegarLoop]: Abstraction has 933 states and 1650 transitions. [2022-07-14 15:55:47,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states and 1650 transitions. [2022-07-14 15:55:47,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 477. [2022-07-14 15:55:47,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 477 states have (on average 1.7610062893081762) internal successors, (840), 476 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:47,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 840 transitions. [2022-07-14 15:55:47,375 INFO L392 hiAutomatonCegarLoop]: Abstraction has 477 states and 840 transitions. [2022-07-14 15:55:47,375 INFO L374 stractBuchiCegarLoop]: Abstraction has 477 states and 840 transitions. [2022-07-14 15:55:47,375 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-14 15:55:47,375 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 477 states and 840 transitions. [2022-07-14 15:55:47,378 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-07-14 15:55:47,378 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:55:47,378 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:55:47,380 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:47,381 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:47,381 INFO L752 eck$LassoCheckResult]: Stem: 4919#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(10, 17);call #Ultimate.allocInit(16, 18);call #Ultimate.allocInit(20, 19);call #Ultimate.allocInit(22, 20);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(12, 22);call #Ultimate.allocInit(10, 23);call #Ultimate.allocInit(18, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(13, 27);call #Ultimate.allocInit(16, 28);call #Ultimate.allocInit(25, 29);call #Ultimate.allocInit(44, 30);call #Ultimate.allocInit(44, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(11, 34);call #Ultimate.allocInit(19, 35);call #Ultimate.allocInit(4, 36);call write~init~int(37, 36, 0, 1);call write~init~int(100, 36, 1, 1);call write~init~int(10, 36, 2, 1);call write~init~int(0, 36, 3, 1);call #Ultimate.allocInit(4, 37);call write~init~int(37, 37, 0, 1);call write~init~int(100, 37, 1, 1);call write~init~int(10, 37, 2, 1);call write~init~int(0, 37, 3, 1);~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;~__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;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 4874#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret94#1, main_~retValue_acc~43#1, main_~tmp~23#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~23#1;assume { :begin_inline_select_helpers } true; 4875#L2215 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 4876#L2208 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~33#1;havoc valid_product_~retValue_acc~33#1;valid_product_~retValue_acc~33#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~33#1; 4877#L2223 main_#t~ret94#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~23#1 := main_#t~ret94#1;havoc main_#t~ret94#1; 4795#L2865 assume 0 != main_~tmp~23#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet91#1, setup_#t~nondet92#1, setup_#t~nondet93#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_tmp3~4#1.base, setup_~__cil_tmp3~4#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_tmp3~4#1.base, setup_~__cil_tmp3~4#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; 4738#L2164 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4564#L2170-2 assume { :end_inline_setClientId } true; 4869#L2742 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; 4802#L1729 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4689#L1735-2 assume { :end_inline_setClientPrivateKey } true; 4900#L2753 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 32, 0;havoc setup_#t~nondet91#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; 4911#L2164-2 assume !(1 == setClientId_~handle#1); 4912#L2167-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 4889#L2170-5 assume { :end_inline_setClientId } true; 4549#L2763 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; 4550#L1729-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4466#L1735-5 assume { :end_inline_setClientPrivateKey } true; 4814#L2774 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 33, 0;havoc setup_#t~nondet92#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; 4837#L2164-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 4521#L2170-8 assume { :end_inline_setClientId } true; 4522#L2784 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; 4560#L1729-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 4561#L1735-8 assume { :end_inline_setClientPrivateKey } true; 4543#L2795 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset := 34, 0;havoc setup_#t~nondet93#1; 4544#L2852 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_#t~nondet37#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~3#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~3#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; 4878#L609-1 assume !false; 4498#L464 [2022-07-14 15:55:47,381 INFO L754 eck$LassoCheckResult]: Loop: 4498#L464 assume test_~splverifierCounter~0#1 < 4; 4796#L465 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 4531#L471 assume !(0 == test_~op1~0#1); 4532#L484 assume !(0 == test_~op2~0#1); 4712#L498 assume !(0 == test_~op3~0#1); 4713#L512 assume !(0 == test_~op4~0#1); 4840#L526 assume !(0 == test_~op5~0#1); 4571#L540 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet32#1;havoc test_#t~nondet32#1; 4517#L545 assume 0 != test_~tmp___4~0#1;test_~op6~0#1 := 1; 4497#L609-1 assume !false; 4498#L464 [2022-07-14 15:55:47,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:47,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2022-07-14 15:55:47,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:55:47,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804326958] [2022-07-14 15:55:47,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:55:47,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:55:47,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:47,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:55:47,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:55:47,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804326958] [2022-07-14 15:55:47,479 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804326958] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:55:47,479 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:55:47,480 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:55:47,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806967776] [2022-07-14 15:55:47,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:55:47,480 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:55:47,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:47,481 INFO L85 PathProgramCache]: Analyzing trace with hash 892950433, now seen corresponding path program 1 times [2022-07-14 15:55:47,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:55:47,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786710816] [2022-07-14 15:55:47,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:55:47,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:55:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:55:47,489 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:55:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:55:47,498 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:55:47,563 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:55:47,564 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:55:47,564 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:55:47,564 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:55:47,564 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:55:47,564 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:47,564 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:55:47,564 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:55:47,564 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_product30.cil.c_Iteration2_Loop [2022-07-14 15:55:47,564 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:55:47,564 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:55:47,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,704 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:55:47,704 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:55:47,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:47,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:47,706 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:47,714 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:47,714 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:47,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-14 15:55:47,744 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:47,744 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:47,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:47,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:47,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:47,769 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:47,778 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:47,778 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:47,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-14 15:55:47,791 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:47,792 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:47,807 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:47,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:47,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:47,809 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:47,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-14 15:55:47,812 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:47,812 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:47,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:47,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:47,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:47,837 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:47,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-14 15:55:47,839 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:55:47,839 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:47,858 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 15:55:47,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-07-14 15:55:47,879 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:55:47,879 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:55:47,879 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:55:47,879 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:55:47,879 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:55:47,879 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:47,879 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:55:47,879 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:55:47,879 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_product30.cil.c_Iteration2_Loop [2022-07-14 15:55:47,880 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:55:47,880 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:55:47,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:47,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:48,022 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:55:48,022 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:55:48,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:48,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:48,024 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:48,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-14 15:55:48,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:48,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:48,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:48,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:48,034 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:48,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:48,035 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:48,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:48,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:48,074 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:48,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:48,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:48,076 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:48,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:48,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:48,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:48,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:48,090 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:48,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:48,094 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:48,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:48,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-14 15:55:48,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:48,135 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:48,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:48,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:48,141 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:48,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:48,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:48,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:48,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:48,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:55:48,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:48,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:55:48,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:48,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-14 15:55:48,179 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:55:48,181 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-14 15:55:48,181 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-14 15:55:48,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:48,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:48,184 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:48,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-14 15:55:48,224 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:55:48,224 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-14 15:55:48,224 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:55:48,224 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op6~0#1) = -2*ULTIMATE.start_test_~op6~0#1 + 1 Supporting invariants [] [2022-07-14 15:55:48,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:48,252 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-14 15:55:48,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:48,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:48,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 15:55:48,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:55:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:48,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:55:48,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:55:48,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:55:48,490 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-14 15:55:48,490 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 477 states and 840 transitions. cyclomatic complexity: 365 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:48,550 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 477 states and 840 transitions. cyclomatic complexity: 365. 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 1801 states and 3203 transitions. Complement of second has 6 states. [2022-07-14 15:55:48,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:55:48,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:48,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 846 transitions. [2022-07-14 15:55:48,553 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 846 transitions. Stem has 27 letters. Loop has 10 letters. [2022-07-14 15:55:48,553 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:48,553 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 846 transitions. Stem has 37 letters. Loop has 10 letters. [2022-07-14 15:55:48,554 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:48,554 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 846 transitions. Stem has 27 letters. Loop has 20 letters. [2022-07-14 15:55:48,555 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:48,555 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1801 states and 3203 transitions. [2022-07-14 15:55:48,566 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2022-07-14 15:55:48,578 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1801 states to 1801 states and 3203 transitions. [2022-07-14 15:55:48,578 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 473 [2022-07-14 15:55:48,580 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 475 [2022-07-14 15:55:48,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1801 states and 3203 transitions. [2022-07-14 15:55:48,580 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:55:48,580 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1801 states and 3203 transitions. [2022-07-14 15:55:48,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1801 states and 3203 transitions. [2022-07-14 15:55:48,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1801 to 922. [2022-07-14 15:55:48,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 922 states, 922 states have (on average 1.772234273318872) internal successors, (1634), 921 states have internal predecessors, (1634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:48,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 922 states and 1634 transitions. [2022-07-14 15:55:48,603 INFO L392 hiAutomatonCegarLoop]: Abstraction has 922 states and 1634 transitions. [2022-07-14 15:55:48,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:55:48,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 15:55:48,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 15:55:48,605 INFO L87 Difference]: Start difference. First operand 922 states and 1634 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:48,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:55:48,753 INFO L93 Difference]: Finished difference Result 1781 states and 3153 transitions. [2022-07-14 15:55:48,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 15:55:48,754 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1781 states and 3153 transitions. [2022-07-14 15:55:48,765 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 425 [2022-07-14 15:55:48,770 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:48,781 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1781 states to 1781 states and 3153 transitions. [2022-07-14 15:55:48,781 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 476 [2022-07-14 15:55:48,782 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 476 [2022-07-14 15:55:48,782 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1781 states and 3153 transitions. [2022-07-14 15:55:48,782 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:55:48,782 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1781 states and 3153 transitions. [2022-07-14 15:55:48,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1781 states and 3153 transitions. [2022-07-14 15:55:48,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1781 to 922. [2022-07-14 15:55:48,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 922 states, 922 states have (on average 1.7711496746203905) internal successors, (1633), 921 states have internal predecessors, (1633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:48,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 922 states and 1633 transitions. [2022-07-14 15:55:48,803 INFO L392 hiAutomatonCegarLoop]: Abstraction has 922 states and 1633 transitions. [2022-07-14 15:55:48,803 INFO L374 stractBuchiCegarLoop]: Abstraction has 922 states and 1633 transitions. [2022-07-14 15:55:48,803 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-14 15:55:48,803 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 922 states and 1633 transitions. [2022-07-14 15:55:48,807 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-07-14 15:55:48,807 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:55:48,807 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:55:48,808 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:48,808 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:48,808 INFO L752 eck$LassoCheckResult]: Stem: 10064#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(10, 17);call #Ultimate.allocInit(16, 18);call #Ultimate.allocInit(20, 19);call #Ultimate.allocInit(22, 20);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(12, 22);call #Ultimate.allocInit(10, 23);call #Ultimate.allocInit(18, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(13, 27);call #Ultimate.allocInit(16, 28);call #Ultimate.allocInit(25, 29);call #Ultimate.allocInit(44, 30);call #Ultimate.allocInit(44, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(11, 34);call #Ultimate.allocInit(19, 35);call #Ultimate.allocInit(4, 36);call write~init~int(37, 36, 0, 1);call write~init~int(100, 36, 1, 1);call write~init~int(10, 36, 2, 1);call write~init~int(0, 36, 3, 1);call #Ultimate.allocInit(4, 37);call write~init~int(37, 37, 0, 1);call write~init~int(100, 37, 1, 1);call write~init~int(10, 37, 2, 1);call write~init~int(0, 37, 3, 1);~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;~__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;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 10011#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret94#1, main_~retValue_acc~43#1, main_~tmp~23#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~23#1;assume { :begin_inline_select_helpers } true; 10012#L2215 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 10013#L2208 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~33#1;havoc valid_product_~retValue_acc~33#1;valid_product_~retValue_acc~33#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~33#1; 10014#L2223 main_#t~ret94#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~23#1 := main_#t~ret94#1;havoc main_#t~ret94#1; 9926#L2865 assume 0 != main_~tmp~23#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet91#1, setup_#t~nondet92#1, setup_#t~nondet93#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_tmp3~4#1.base, setup_~__cil_tmp3~4#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_tmp3~4#1.base, setup_~__cil_tmp3~4#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; 9868#L2164 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 9690#L2170-2 assume { :end_inline_setClientId } true; 10006#L2742 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; 9933#L1729 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 9817#L1735-2 assume { :end_inline_setClientPrivateKey } true; 10038#L2753 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 32, 0;havoc setup_#t~nondet91#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; 10053#L2164-2 assume !(1 == setClientId_~handle#1); 10054#L2167-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 10027#L2170-5 assume { :end_inline_setClientId } true; 9674#L2763 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; 9675#L1729-2 assume !(1 == setClientPrivateKey_~handle#1); 10031#L1732-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 9590#L1735-5 assume { :end_inline_setClientPrivateKey } true; 9947#L2774 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 33, 0;havoc setup_#t~nondet92#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; 9970#L2164-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 9645#L2170-8 assume { :end_inline_setClientId } true; 9646#L2784 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; 9686#L1729-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 9687#L1735-8 assume { :end_inline_setClientPrivateKey } true; 9667#L2795 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset := 34, 0;havoc setup_#t~nondet93#1; 9668#L2852 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_#t~nondet37#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~3#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~3#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; 10015#L609-1 assume !false; 10099#L464 assume test_~splverifierCounter~0#1 < 4; 9927#L465 [2022-07-14 15:55:48,809 INFO L754 eck$LassoCheckResult]: Loop: 9927#L465 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 9655#L471 assume !(0 == test_~op1~0#1); 9656#L484 assume !(0 == test_~op2~0#1); 9842#L498 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 9844#L503 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; 10021#L1729-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 9722#L1735-11 assume { :end_inline_setClientPrivateKey } true; 9876#L2965 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 9621#L609-1 assume !false; 9622#L464 assume test_~splverifierCounter~0#1 < 4; 9927#L465 [2022-07-14 15:55:48,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:48,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2022-07-14 15:55:48,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:55:48,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882814707] [2022-07-14 15:55:48,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:55:48,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:55:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:55:48,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:55:48,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882814707] [2022-07-14 15:55:48,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882814707] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:55:48,856 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:55:48,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 15:55:48,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769998205] [2022-07-14 15:55:48,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:55:48,857 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:55:48,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:48,857 INFO L85 PathProgramCache]: Analyzing trace with hash 845481, now seen corresponding path program 1 times [2022-07-14 15:55:48,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:55:48,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833170773] [2022-07-14 15:55:48,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:55:48,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:55:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:55:48,864 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:55:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:55:48,871 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:55:48,950 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:55:48,950 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:55:48,950 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:55:48,950 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:55:48,950 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:55:48,950 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:48,950 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:55:48,950 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:55:48,951 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_product30.cil.c_Iteration3_Loop [2022-07-14 15:55:48,951 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:55:48,951 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:55:48,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:48,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:48,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:48,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:48,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:48,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:48,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,074 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:55:49,074 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:55:49,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:49,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:49,076 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:49,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-14 15:55:49,079 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:49,079 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:49,122 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:49,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:49,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:49,124 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:49,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-14 15:55:49,131 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:55:49,131 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:49,153 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 15:55:49,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:49,179 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:55:49,180 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:55:49,180 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:55:49,180 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:55:49,180 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:55:49,180 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:49,180 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:55:49,180 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:55:49,180 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_product30.cil.c_Iteration3_Loop [2022-07-14 15:55:49,180 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:55:49,180 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:55:49,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,285 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:55:49,286 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:55:49,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:49,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:49,287 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:49,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:49,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:49,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:49,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:49,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:55:49,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:49,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:55:49,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:49,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-14 15:55:49,319 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:55:49,322 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-14 15:55:49,322 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-14 15:55:49,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:49,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:49,323 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:49,331 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:55:49,331 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-14 15:55:49,331 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:55:49,331 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2022-07-14 15:55:49,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-14 15:55:49,356 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:49,357 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-14 15:55:49,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:49,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 15:55:49,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:55:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:49,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:55:49,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:55:49,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:55:49,559 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-14 15:55:49,559 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 922 states and 1633 transitions. cyclomatic complexity: 715 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:49,637 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:49,649 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 922 states and 1633 transitions. cyclomatic complexity: 715. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 3967 states and 7074 transitions. Complement of second has 6 states. [2022-07-14 15:55:49,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:55:49,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:49,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 838 transitions. [2022-07-14 15:55:49,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 838 transitions. Stem has 29 letters. Loop has 10 letters. [2022-07-14 15:55:49,652 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:49,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 838 transitions. Stem has 39 letters. Loop has 10 letters. [2022-07-14 15:55:49,653 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:49,653 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 838 transitions. Stem has 29 letters. Loop has 20 letters. [2022-07-14 15:55:49,653 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:49,653 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3967 states and 7074 transitions. [2022-07-14 15:55:49,681 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 423 [2022-07-14 15:55:49,705 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3967 states to 3947 states and 7042 transitions. [2022-07-14 15:55:49,705 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 468 [2022-07-14 15:55:49,706 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 470 [2022-07-14 15:55:49,706 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3947 states and 7042 transitions. [2022-07-14 15:55:49,707 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:55:49,707 INFO L369 hiAutomatonCegarLoop]: Abstraction has 3947 states and 7042 transitions. [2022-07-14 15:55:49,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3947 states and 7042 transitions. [2022-07-14 15:55:49,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3947 to 2013. [2022-07-14 15:55:49,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2013 states, 2013 states have (on average 1.7799304520615995) internal successors, (3583), 2012 states have internal predecessors, (3583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:49,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 2013 states and 3583 transitions. [2022-07-14 15:55:49,751 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2013 states and 3583 transitions. [2022-07-14 15:55:49,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:55:49,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 15:55:49,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 15:55:49,752 INFO L87 Difference]: Start difference. First operand 2013 states and 3583 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:49,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:55:49,777 INFO L93 Difference]: Finished difference Result 2020 states and 3590 transitions. [2022-07-14 15:55:49,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 15:55:49,778 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2020 states and 3590 transitions. [2022-07-14 15:55:49,790 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-07-14 15:55:49,800 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2020 states to 2020 states and 3590 transitions. [2022-07-14 15:55:49,800 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 261 [2022-07-14 15:55:49,801 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 261 [2022-07-14 15:55:49,801 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2020 states and 3590 transitions. [2022-07-14 15:55:49,801 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:55:49,801 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2020 states and 3590 transitions. [2022-07-14 15:55:49,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2020 states and 3590 transitions. [2022-07-14 15:55:49,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2020 to 2013. [2022-07-14 15:55:49,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2013 states, 2013 states have (on average 1.7784401390958768) internal successors, (3580), 2012 states have internal predecessors, (3580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:49,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 2013 states and 3580 transitions. [2022-07-14 15:55:49,832 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2013 states and 3580 transitions. [2022-07-14 15:55:49,832 INFO L374 stractBuchiCegarLoop]: Abstraction has 2013 states and 3580 transitions. [2022-07-14 15:55:49,833 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-14 15:55:49,833 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2013 states and 3580 transitions. [2022-07-14 15:55:49,840 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-07-14 15:55:49,841 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:55:49,841 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:55:49,842 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:49,842 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:49,842 INFO L752 eck$LassoCheckResult]: Stem: 19117#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(10, 17);call #Ultimate.allocInit(16, 18);call #Ultimate.allocInit(20, 19);call #Ultimate.allocInit(22, 20);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(12, 22);call #Ultimate.allocInit(10, 23);call #Ultimate.allocInit(18, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(13, 27);call #Ultimate.allocInit(16, 28);call #Ultimate.allocInit(25, 29);call #Ultimate.allocInit(44, 30);call #Ultimate.allocInit(44, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(11, 34);call #Ultimate.allocInit(19, 35);call #Ultimate.allocInit(4, 36);call write~init~int(37, 36, 0, 1);call write~init~int(100, 36, 1, 1);call write~init~int(10, 36, 2, 1);call write~init~int(0, 36, 3, 1);call #Ultimate.allocInit(4, 37);call write~init~int(37, 37, 0, 1);call write~init~int(100, 37, 1, 1);call write~init~int(10, 37, 2, 1);call write~init~int(0, 37, 3, 1);~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;~__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;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 19068#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret94#1, main_~retValue_acc~43#1, main_~tmp~23#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~23#1;assume { :begin_inline_select_helpers } true; 19069#L2215 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 19071#L2208 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~33#1;havoc valid_product_~retValue_acc~33#1;valid_product_~retValue_acc~33#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~33#1; 19072#L2223 main_#t~ret94#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~23#1 := main_#t~ret94#1;havoc main_#t~ret94#1; 18987#L2865 assume 0 != main_~tmp~23#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet91#1, setup_#t~nondet92#1, setup_#t~nondet93#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_tmp3~4#1.base, setup_~__cil_tmp3~4#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_tmp3~4#1.base, setup_~__cil_tmp3~4#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; 18925#L2164 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 18754#L2170-2 assume { :end_inline_setClientId } true; 19063#L2742 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; 18994#L1729 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 18878#L1735-2 assume { :end_inline_setClientPrivateKey } true; 19094#L2753 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 32, 0;havoc setup_#t~nondet91#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; 19105#L2164-2 assume !(1 == setClientId_~handle#1); 19106#L2167-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 19083#L2170-5 assume { :end_inline_setClientId } true; 18738#L2763 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; 18739#L1729-2 assume !(1 == setClientPrivateKey_~handle#1); 19087#L1732-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 18647#L1735-5 assume { :end_inline_setClientPrivateKey } true; 19006#L2774 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 33, 0;havoc setup_#t~nondet92#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; 19029#L2164-4 assume !(1 == setClientId_~handle#1); 19030#L2167-4 assume !(2 == setClientId_~handle#1); 19084#L2170-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 18709#L2170-8 assume { :end_inline_setClientId } true; 18710#L2784 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; 18750#L1729-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 18751#L1735-8 assume { :end_inline_setClientPrivateKey } true; 18731#L2795 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset := 34, 0;havoc setup_#t~nondet93#1; 18732#L2852 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_#t~nondet37#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~3#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~3#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; 19073#L609-1 assume !false; 19122#L464 assume test_~splverifierCounter~0#1 < 4; 19123#L465 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 18719#L471 [2022-07-14 15:55:49,843 INFO L754 eck$LassoCheckResult]: Loop: 18719#L471 assume !(0 == test_~op1~0#1); 18720#L484 assume !(0 == test_~op2~0#1); 18902#L498 assume !(0 == test_~op3~0#1); 18903#L512 assume !(0 == test_~op4~0#1); 19032#L526 assume !(0 == test_~op5~0#1); 18761#L540 assume !(0 == test_~op6~0#1); 18701#L551 assume !(0 == test_~op7~0#1); 19038#L565 assume 0 == test_~op8~0#1;test_~tmp___2~0#1 := test_#t~nondet34#1;havoc test_#t~nondet34#1; 18755#L570 assume 0 != test_~tmp___2~0#1;test_~op8~0#1 := 1; 18684#L609-1 assume !false; 18685#L464 assume test_~splverifierCounter~0#1 < 4; 18988#L465 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 18719#L471 [2022-07-14 15:55:49,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:49,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1020214626, now seen corresponding path program 1 times [2022-07-14 15:55:49,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:55:49,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204222378] [2022-07-14 15:55:49,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:55:49,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:55:49,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:49,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:55:49,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:55:49,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204222378] [2022-07-14 15:55:49,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204222378] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:55:49,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:55:49,889 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:55:49,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663661002] [2022-07-14 15:55:49,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:55:49,890 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:55:49,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:49,890 INFO L85 PathProgramCache]: Analyzing trace with hash -668938145, now seen corresponding path program 1 times [2022-07-14 15:55:49,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:55:49,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211106143] [2022-07-14 15:55:49,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:55:49,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:55:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:55:49,896 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:55:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:55:49,907 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:55:49,967 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:55:49,968 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:55:49,968 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:55:49,968 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:55:49,968 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:55:49,968 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:49,968 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:55:49,968 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:55:49,968 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_product30.cil.c_Iteration4_Loop [2022-07-14 15:55:49,968 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:55:49,968 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:55:49,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:49,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:50,087 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:55:50,088 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:55:50,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:50,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:50,092 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:50,103 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:50,103 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:50,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-14 15:55:50,121 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:50,121 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:50,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:50,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:50,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:50,149 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:50,152 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:50,152 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:50,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-07-14 15:55:50,180 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:50,180 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet34#1=-8, ULTIMATE.start_test_~tmp___2~0#1=-8} Honda state: {ULTIMATE.start_test_#t~nondet34#1=-8, ULTIMATE.start_test_~tmp___2~0#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:50,196 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-07-14 15:55:50,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:50,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:50,198 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:50,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-07-14 15:55:50,200 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:50,200 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:50,211 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:50,211 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:50,226 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-07-14 15:55:50,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:50,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:50,227 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:50,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-14 15:55:50,229 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:50,230 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:50,240 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:50,240 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:50,255 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-07-14 15:55:50,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:50,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:50,256 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:50,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-07-14 15:55:50,258 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:50,258 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:50,282 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-07-14 15:55:50,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:50,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:50,283 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:50,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-07-14 15:55:50,285 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:55:50,285 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:50,295 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 15:55:50,310 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 [2022-07-14 15:55:50,311 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:55:50,311 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:55:50,311 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:55:50,311 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:55:50,311 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:55:50,311 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:50,311 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:55:50,311 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:55:50,311 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_product30.cil.c_Iteration4_Loop [2022-07-14 15:55:50,311 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:55:50,311 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:55:50,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:50,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:50,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:50,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:50,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:50,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:50,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:50,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:50,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:50,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:50,438 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:55:50,438 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:55:50,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:50,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:50,440 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:50,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:50,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-07-14 15:55:50,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:50,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:50,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:50,455 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:50,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:50,455 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:50,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:50,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:50,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-14 15:55:50,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:50,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:50,474 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:50,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-07-14 15:55:50,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:50,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:50,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:50,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:50,482 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:50,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:50,482 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:50,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:50,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:50,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-07-14 15:55:50,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:50,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:50,501 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:50,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:50,507 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-07-14 15:55:50,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:50,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:50,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:50,510 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:50,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:50,510 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:50,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:50,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:50,536 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:50,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:50,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:50,538 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:50,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-07-14 15:55:50,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:50,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:50,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:50,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:50,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:55:50,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:50,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:55:50,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:50,548 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:55:50,549 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-14 15:55:50,549 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-14 15:55:50,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:50,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:50,550 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:50,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-07-14 15:55:50,564 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:55:50,564 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-14 15:55:50,564 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:55:50,565 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op8~0#1) = -2*ULTIMATE.start_test_~op8~0#1 + 1 Supporting invariants [] [2022-07-14 15:55:50,580 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-07-14 15:55:50,583 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-14 15:55:50,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:50,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 15:55:50,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:55:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:50,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:55:50,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:55:50,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:55:50,801 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-14 15:55:50,801 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2013 states and 3580 transitions. cyclomatic complexity: 1576 Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:50,879 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2013 states and 3580 transitions. cyclomatic complexity: 1576. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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 8792 states and 15692 transitions. Complement of second has 6 states. [2022-07-14 15:55:50,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:55:50,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:50,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 845 transitions. [2022-07-14 15:55:50,881 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 845 transitions. Stem has 32 letters. Loop has 12 letters. [2022-07-14 15:55:50,881 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:50,882 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 845 transitions. Stem has 44 letters. Loop has 12 letters. [2022-07-14 15:55:50,882 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:50,882 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 845 transitions. Stem has 32 letters. Loop has 24 letters. [2022-07-14 15:55:50,882 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:50,882 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8792 states and 15692 transitions. [2022-07-14 15:55:50,939 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 423 [2022-07-14 15:55:50,989 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8792 states to 8792 states and 15692 transitions. [2022-07-14 15:55:50,990 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 477 [2022-07-14 15:55:50,990 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2022-07-14 15:55:50,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8792 states and 15692 transitions. [2022-07-14 15:55:50,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:55:50,991 INFO L369 hiAutomatonCegarLoop]: Abstraction has 8792 states and 15692 transitions. [2022-07-14 15:55:50,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8792 states and 15692 transitions. [2022-07-14 15:55:51,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8792 to 4434. [2022-07-14 15:55:51,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4434 states, 4434 states have (on average 1.7850699142986017) internal successors, (7915), 4433 states have internal predecessors, (7915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:51,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 4434 states and 7915 transitions. [2022-07-14 15:55:51,089 INFO L392 hiAutomatonCegarLoop]: Abstraction has 4434 states and 7915 transitions. [2022-07-14 15:55:51,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:55:51,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 15:55:51,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 15:55:51,090 INFO L87 Difference]: Start difference. First operand 4434 states and 7915 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:51,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:51,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:55:51,236 INFO L93 Difference]: Finished difference Result 8670 states and 15436 transitions. [2022-07-14 15:55:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 15:55:51,237 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8670 states and 15436 transitions. [2022-07-14 15:55:51,275 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2022-07-14 15:55:51,313 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8670 states to 8670 states and 15436 transitions. [2022-07-14 15:55:51,313 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2022-07-14 15:55:51,314 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 478 [2022-07-14 15:55:51,314 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8670 states and 15436 transitions. [2022-07-14 15:55:51,314 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:55:51,314 INFO L369 hiAutomatonCegarLoop]: Abstraction has 8670 states and 15436 transitions. [2022-07-14 15:55:51,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8670 states and 15436 transitions. [2022-07-14 15:55:51,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8670 to 4434. [2022-07-14 15:55:51,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4434 states, 4434 states have (on average 1.7848443843031123) internal successors, (7914), 4433 states have internal predecessors, (7914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:51,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 4434 states and 7914 transitions. [2022-07-14 15:55:51,404 INFO L392 hiAutomatonCegarLoop]: Abstraction has 4434 states and 7914 transitions. [2022-07-14 15:55:51,404 INFO L374 stractBuchiCegarLoop]: Abstraction has 4434 states and 7914 transitions. [2022-07-14 15:55:51,404 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-14 15:55:51,404 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4434 states and 7914 transitions. [2022-07-14 15:55:51,418 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-07-14 15:55:51,418 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:55:51,418 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:55:51,419 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:51,419 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:51,419 INFO L752 eck$LassoCheckResult]: Stem: 43200#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(10, 17);call #Ultimate.allocInit(16, 18);call #Ultimate.allocInit(20, 19);call #Ultimate.allocInit(22, 20);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(12, 22);call #Ultimate.allocInit(10, 23);call #Ultimate.allocInit(18, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(13, 27);call #Ultimate.allocInit(16, 28);call #Ultimate.allocInit(25, 29);call #Ultimate.allocInit(44, 30);call #Ultimate.allocInit(44, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(11, 34);call #Ultimate.allocInit(19, 35);call #Ultimate.allocInit(4, 36);call write~init~int(37, 36, 0, 1);call write~init~int(100, 36, 1, 1);call write~init~int(10, 36, 2, 1);call write~init~int(0, 36, 3, 1);call #Ultimate.allocInit(4, 37);call write~init~int(37, 37, 0, 1);call write~init~int(100, 37, 1, 1);call write~init~int(10, 37, 2, 1);call write~init~int(0, 37, 3, 1);~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;~__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;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 43144#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret94#1, main_~retValue_acc~43#1, main_~tmp~23#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~23#1;assume { :begin_inline_select_helpers } true; 43145#L2215 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 43146#L2208 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~33#1;havoc valid_product_~retValue_acc~33#1;valid_product_~retValue_acc~33#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~33#1; 43147#L2223 main_#t~ret94#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~23#1 := main_#t~ret94#1;havoc main_#t~ret94#1; 43055#L2865 assume 0 != main_~tmp~23#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet91#1, setup_#t~nondet92#1, setup_#t~nondet93#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_tmp3~4#1.base, setup_~__cil_tmp3~4#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_tmp3~4#1.base, setup_~__cil_tmp3~4#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; 42994#L2164 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 42825#L2170-2 assume { :end_inline_setClientId } true; 43138#L2742 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; 43062#L1729 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 42948#L1735-2 assume { :end_inline_setClientPrivateKey } true; 43171#L2753 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 32, 0;havoc setup_#t~nondet91#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; 43189#L2164-2 assume !(1 == setClientId_~handle#1); 43190#L2167-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 43158#L2170-5 assume { :end_inline_setClientId } true; 42809#L2763 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; 42810#L1729-2 assume !(1 == setClientPrivateKey_~handle#1); 43164#L1732-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 42718#L1735-5 assume { :end_inline_setClientPrivateKey } true; 43076#L2774 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 33, 0;havoc setup_#t~nondet92#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; 43099#L2164-4 assume !(1 == setClientId_~handle#1); 43100#L2167-4 assume !(2 == setClientId_~handle#1); 43159#L2170-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 42780#L2170-8 assume { :end_inline_setClientId } true; 42781#L2784 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; 42821#L1729-4 assume !(1 == setClientPrivateKey_~handle#1); 42822#L1732-4 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 42823#L1735-8 assume { :end_inline_setClientPrivateKey } true; 42802#L2795 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset := 34, 0;havoc setup_#t~nondet93#1; 42803#L2852 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_#t~nondet37#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~3#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~3#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; 43148#L609-1 assume !false; 43279#L464 assume test_~splverifierCounter~0#1 < 4; 43277#L465 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 43273#L471 assume !(0 == test_~op1~0#1); 42791#L484 [2022-07-14 15:55:51,420 INFO L754 eck$LassoCheckResult]: Loop: 42791#L484 assume !(0 == test_~op2~0#1); 42972#L498 assume !(0 == test_~op3~0#1); 42973#L512 assume !(0 == test_~op4~0#1); 43102#L526 assume !(0 == test_~op5~0#1); 42832#L540 assume !(0 == test_~op6~0#1); 42772#L551 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet33#1;havoc test_#t~nondet33#1; 43132#L556 assume 0 != test_~tmp___3~0#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 43201#L1729-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 42895#L1735-14 assume { :end_inline_setClientPrivateKey } true; 42896#L2497 assume { :end_inline_generateKeyPair } true; 43176#L2985 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 42755#L609-1 assume !false; 42756#L464 assume test_~splverifierCounter~0#1 < 4; 43056#L465 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 42790#L471 assume !(0 == test_~op1~0#1); 42791#L484 [2022-07-14 15:55:51,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:51,420 INFO L85 PathProgramCache]: Analyzing trace with hash -235159008, now seen corresponding path program 1 times [2022-07-14 15:55:51,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:55:51,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522475204] [2022-07-14 15:55:51,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:55:51,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:55:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:51,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:55:51,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:55:51,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522475204] [2022-07-14 15:55:51,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522475204] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:55:51,460 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:55:51,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 15:55:51,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459812055] [2022-07-14 15:55:51,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:55:51,460 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:55:51,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:51,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1509089779, now seen corresponding path program 1 times [2022-07-14 15:55:51,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:55:51,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833383624] [2022-07-14 15:55:51,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:55:51,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:55:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:55:51,466 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:55:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:55:51,473 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:55:51,653 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:55:51,653 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:55:51,654 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:55:51,654 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:55:51,654 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:55:51,654 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:51,654 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:55:51,654 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:55:51,654 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_product30.cil.c_Iteration5_Loop [2022-07-14 15:55:51,654 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:55:51,654 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:55:51,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:51,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:51,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:51,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:51,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:51,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:51,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:51,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:51,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:51,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:51,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:51,833 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:55:51,833 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:55:51,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:51,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:51,836 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:51,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-07-14 15:55:51,848 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:51,848 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:51,870 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:51,870 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:51,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:51,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:51,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:51,895 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:51,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-07-14 15:55:51,897 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:51,897 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:51,918 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:51,919 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:51,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:51,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:51,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:51,943 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:51,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-07-14 15:55:51,946 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:51,946 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:51,963 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:51,964 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:51,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:51,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:51,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:51,981 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:51,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-07-14 15:55:51,983 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:51,983 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:51,995 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:51,995 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:52,011 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:52,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,012 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-07-14 15:55:52,016 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:52,016 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:52,030 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:52,030 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:52,046 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-07-14 15:55:52,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,047 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-07-14 15:55:52,050 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:52,050 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:52,078 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:52,078 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:52,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:52,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,109 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-07-14 15:55:52,112 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:52,112 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:52,131 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:52,131 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:52,157 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-07-14 15:55:52,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,159 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-07-14 15:55:52,180 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:52,180 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:52,191 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:52,191 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op6~0#1=-1} Honda state: {ULTIMATE.start_test_~op6~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:52,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-07-14 15:55:52,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,208 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-07-14 15:55:52,212 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:52,212 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:52,223 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:52,224 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet33#1=7} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet33#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:52,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:52,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,241 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-07-14 15:55:52,242 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:52,243 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:52,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:52,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,266 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-07-14 15:55:52,305 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:55:52,305 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:52,330 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 15:55:52,332 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-07-14 15:55:52,333 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:55:52,333 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:55:52,333 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:55:52,333 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:55:52,333 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:55:52,333 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,333 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:55:52,333 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:55:52,333 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_product30.cil.c_Iteration5_Loop [2022-07-14 15:55:52,333 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:55:52,333 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:55:52,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:52,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:52,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:52,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:52,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:52,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:52,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:52,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:52,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:52,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:52,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:52,506 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:55:52,506 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:55:52,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,508 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-07-14 15:55:52,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:52,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:52,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:52,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:52,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:55:52,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:52,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:55:52,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:52,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:52,547 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:52,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,548 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-07-14 15:55:52,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:52,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:52,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:52,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:52,556 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:52,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:52,557 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:52,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:52,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:52,574 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:52,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,576 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-07-14 15:55:52,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:52,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:52,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:52,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:52,586 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:52,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:52,587 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:52,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:52,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:52,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:52,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,607 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-07-14 15:55:52,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:52,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:52,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:52,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:52,615 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:52,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:52,615 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:52,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:52,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:52,632 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-07-14 15:55:52,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,633 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-07-14 15:55:52,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:52,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:52,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:52,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:52,641 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:52,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:52,641 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:52,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:52,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:52,658 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-07-14 15:55:52,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,659 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-07-14 15:55:52,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:52,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:52,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:52,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:52,667 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:52,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:52,667 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:52,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:52,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:52,690 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-07-14 15:55:52,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,691 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-07-14 15:55:52,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:52,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:52,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:52,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:52,699 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:52,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:52,699 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:52,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:52,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:52,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-07-14 15:55:52,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,717 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-07-14 15:55:52,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:52,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:52,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:52,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:52,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:55:52,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:52,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:55:52,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:52,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:52,745 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-14 15:55:52,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,746 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-14 15:55:52,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:52,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:52,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:52,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:52,754 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:52,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:52,754 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:52,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:52,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:52,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-07-14 15:55:52,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,772 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-14 15:55:52,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:52,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:52,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:52,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:52,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:55:52,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:52,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:55:52,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:52,782 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:55:52,784 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-14 15:55:52,784 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-14 15:55:52,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:52,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:52,788 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:52,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-14 15:55:52,791 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:55:52,791 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-14 15:55:52,791 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:55:52,791 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2022-07-14 15:55:52,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:52,814 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-14 15:55:52,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:52,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 15:55:52,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:55:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:52,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:55:52,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:55:53,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:55:53,045 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-14 15:55:53,045 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4434 states and 7914 transitions. cyclomatic complexity: 3500 Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:53,169 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4434 states and 7914 transitions. cyclomatic complexity: 3500. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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 14734 states and 26373 transitions. Complement of second has 6 states. [2022-07-14 15:55:53,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:55:53,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:53,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 842 transitions. [2022-07-14 15:55:53,171 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 842 transitions. Stem has 34 letters. Loop has 15 letters. [2022-07-14 15:55:53,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:53,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 842 transitions. Stem has 49 letters. Loop has 15 letters. [2022-07-14 15:55:53,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:53,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 842 transitions. Stem has 34 letters. Loop has 30 letters. [2022-07-14 15:55:53,173 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:53,173 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14734 states and 26373 transitions. [2022-07-14 15:55:53,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-07-14 15:55:53,246 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-07-14 15:55:53,264 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14734 states to 4434 states and 7878 transitions. [2022-07-14 15:55:53,264 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 259 [2022-07-14 15:55:53,264 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 259 [2022-07-14 15:55:53,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4434 states and 7878 transitions. [2022-07-14 15:55:53,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:55:53,264 INFO L369 hiAutomatonCegarLoop]: Abstraction has 4434 states and 7878 transitions. [2022-07-14 15:55:53,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4434 states and 7878 transitions. [2022-07-14 15:55:53,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4434 to 4434. [2022-07-14 15:55:53,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4434 states, 4434 states have (on average 1.7767253044654938) internal successors, (7878), 4433 states have internal predecessors, (7878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:53,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 4434 states and 7878 transitions. [2022-07-14 15:55:53,340 INFO L392 hiAutomatonCegarLoop]: Abstraction has 4434 states and 7878 transitions. [2022-07-14 15:55:53,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:55:53,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 15:55:53,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 15:55:53,342 INFO L87 Difference]: Start difference. First operand 4434 states and 7878 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:53,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:55:53,447 INFO L93 Difference]: Finished difference Result 8677 states and 15386 transitions. [2022-07-14 15:55:53,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 15:55:53,448 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8677 states and 15386 transitions. [2022-07-14 15:55:53,483 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2022-07-14 15:55:53,518 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8677 states to 8677 states and 15386 transitions. [2022-07-14 15:55:53,519 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 485 [2022-07-14 15:55:53,519 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 485 [2022-07-14 15:55:53,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8677 states and 15386 transitions. [2022-07-14 15:55:53,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 15:55:53,520 INFO L369 hiAutomatonCegarLoop]: Abstraction has 8677 states and 15386 transitions. [2022-07-14 15:55:53,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8677 states and 15386 transitions. [2022-07-14 15:55:53,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8677 to 4434. [2022-07-14 15:55:53,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4434 states, 4434 states have (on average 1.7764997744700044) internal successors, (7877), 4433 states have internal predecessors, (7877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:53,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4434 states to 4434 states and 7877 transitions. [2022-07-14 15:55:53,647 INFO L392 hiAutomatonCegarLoop]: Abstraction has 4434 states and 7877 transitions. [2022-07-14 15:55:53,647 INFO L374 stractBuchiCegarLoop]: Abstraction has 4434 states and 7877 transitions. [2022-07-14 15:55:53,647 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-14 15:55:53,647 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4434 states and 7877 transitions. [2022-07-14 15:55:53,660 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-07-14 15:55:53,660 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 15:55:53,660 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 15:55:53,661 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:53,661 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 15:55:53,661 INFO L752 eck$LassoCheckResult]: Stem: 75652#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(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(4, 16);call write~init~int(37, 16, 0, 1);call write~init~int(115, 16, 1, 1);call write~init~int(10, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(10, 17);call #Ultimate.allocInit(16, 18);call #Ultimate.allocInit(20, 19);call #Ultimate.allocInit(22, 20);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(12, 22);call #Ultimate.allocInit(10, 23);call #Ultimate.allocInit(18, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(21, 26);call #Ultimate.allocInit(13, 27);call #Ultimate.allocInit(16, 28);call #Ultimate.allocInit(25, 29);call #Ultimate.allocInit(44, 30);call #Ultimate.allocInit(44, 31);call #Ultimate.allocInit(9, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(11, 34);call #Ultimate.allocInit(19, 35);call #Ultimate.allocInit(4, 36);call write~init~int(37, 36, 0, 1);call write~init~int(100, 36, 1, 1);call write~init~int(10, 36, 2, 1);call write~init~int(0, 36, 3, 1);call #Ultimate.allocInit(4, 37);call write~init~int(37, 37, 0, 1);call write~init~int(100, 37, 1, 1);call write~init~int(10, 37, 2, 1);call write~init~int(0, 37, 3, 1);~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;~__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;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0; 75596#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret94#1, main_~retValue_acc~43#1, main_~tmp~23#1;havoc main_~retValue_acc~43#1;havoc main_~tmp~23#1;assume { :begin_inline_select_helpers } true; 75597#L2215 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 75598#L2208 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~33#1;havoc valid_product_~retValue_acc~33#1;valid_product_~retValue_acc~33#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~33#1; 75599#L2223 main_#t~ret94#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~23#1 := main_#t~ret94#1;havoc main_#t~ret94#1; 75511#L2865 assume 0 != main_~tmp~23#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet91#1, setup_#t~nondet92#1, setup_#t~nondet93#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_tmp3~4#1.base, setup_~__cil_tmp3~4#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_tmp3~4#1.base, setup_~__cil_tmp3~4#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; 75449#L2164 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 75275#L2170-2 assume { :end_inline_setClientId } true; 75591#L2742 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; 75519#L1729 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 75400#L1735-2 assume { :end_inline_setClientPrivateKey } true; 75623#L2753 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 32, 0;havoc setup_#t~nondet91#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; 75641#L2164-2 assume !(1 == setClientId_~handle#1); 75642#L2167-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 75612#L2170-5 assume { :end_inline_setClientId } true; 75260#L2763 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; 75261#L1729-2 assume !(1 == setClientPrivateKey_~handle#1); 75616#L1732-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 75173#L1735-5 assume { :end_inline_setClientPrivateKey } true; 75532#L2774 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 33, 0;havoc setup_#t~nondet92#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; 75556#L2164-4 assume !(1 == setClientId_~handle#1); 75557#L2167-4 assume !(2 == setClientId_~handle#1); 75613#L2170-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 75234#L2170-8 assume { :end_inline_setClientId } true; 75235#L2784 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; 75271#L1729-4 assume !(1 == setClientPrivateKey_~handle#1); 75272#L1732-4 assume !(2 == setClientPrivateKey_~handle#1); 75467#L1735-6 assume !(3 == setClientPrivateKey_~handle#1); 75273#L1735-8 assume { :end_inline_setClientPrivateKey } true; 75254#L2795 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset := 34, 0;havoc setup_#t~nondet93#1; 75255#L2852 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_#t~nondet37#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~3#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~3#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; 75600#L609-1 assume !false; 75723#L464 assume test_~splverifierCounter~0#1 < 4; 75721#L465 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 75720#L471 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet27#1;havoc test_#t~nondet27#1; 75245#L475 [2022-07-14 15:55:53,662 INFO L754 eck$LassoCheckResult]: Loop: 75245#L475 assume !(0 != test_~tmp___9~0#1); 75382#L484 assume !(0 == test_~op2~0#1); 75425#L498 assume !(0 == test_~op3~0#1); 75426#L512 assume !(0 == test_~op4~0#1); 75559#L526 assume !(0 == test_~op5~0#1); 75282#L540 assume !(0 == test_~op6~0#1); 75227#L551 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet33#1;havoc test_#t~nondet33#1; 75586#L556 assume 0 != test_~tmp___3~0#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 75653#L1729-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 75345#L1735-14 assume { :end_inline_setClientPrivateKey } true; 75346#L2497 assume { :end_inline_generateKeyPair } true; 75628#L2985 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 75210#L609-1 assume !false; 75211#L464 assume test_~splverifierCounter~0#1 < 4; 75512#L465 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 75244#L471 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet27#1;havoc test_#t~nondet27#1; 75245#L475 [2022-07-14 15:55:53,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:53,662 INFO L85 PathProgramCache]: Analyzing trace with hash -794107984, now seen corresponding path program 1 times [2022-07-14 15:55:53,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:55:53,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130168845] [2022-07-14 15:55:53,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:55:53,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:55:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:53,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:55:53,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 15:55:53,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130168845] [2022-07-14 15:55:53,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130168845] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 15:55:53,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 15:55:53,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 15:55:53,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832620056] [2022-07-14 15:55:53,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 15:55:53,698 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 15:55:53,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:53,698 INFO L85 PathProgramCache]: Analyzing trace with hash -974385687, now seen corresponding path program 1 times [2022-07-14 15:55:53,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 15:55:53,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844008933] [2022-07-14 15:55:53,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 15:55:53,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 15:55:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:55:53,704 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 15:55:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 15:55:53,709 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 15:55:53,862 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:55:53,862 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:55:53,862 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:55:53,862 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:55:53,862 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-14 15:55:53,862 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:53,862 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:55:53,862 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:55:53,862 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_product30.cil.c_Iteration6_Loop [2022-07-14 15:55:53,862 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:55:53,862 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:55:53,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:53,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:53,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:53,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:53,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:53,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:53,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:53,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:53,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:53,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:53,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:53,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,059 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:55:54,059 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-14 15:55:54,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,064 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,072 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:54,072 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:54,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-07-14 15:55:54,104 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:54,104 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:54,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:54,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,129 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-07-14 15:55:54,131 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:54,131 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:54,153 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:54,153 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:54,176 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:54,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,178 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-07-14 15:55:54,227 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:54,227 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:54,244 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:54,244 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet33#1=7} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=7, ULTIMATE.start_test_#t~nondet33#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:54,268 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:54,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,270 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-07-14 15:55:54,272 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:54,272 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:54,293 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:54,293 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=0} Honda state: {ULTIMATE.start_test_~op1~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:54,348 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-07-14 15:55:54,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,349 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-14 15:55:54,351 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:54,351 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:54,363 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:54,363 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:54,378 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-07-14 15:55:54,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,380 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-07-14 15:55:54,382 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:54,382 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:54,393 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-14 15:55:54,393 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-14 15:55:54,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:54,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,410 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-14 15:55:54,412 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-14 15:55:54,412 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:54,433 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-07-14 15:55:54,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,434 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-07-14 15:55:54,436 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-14 15:55:54,436 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-14 15:55:54,462 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-14 15:55:54,465 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-07-14 15:55:54,465 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 15:55:54,465 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 15:55:54,465 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 15:55:54,465 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 15:55:54,465 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 15:55:54,465 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,465 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 15:55:54,465 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 15:55:54,465 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec7_product30.cil.c_Iteration6_Loop [2022-07-14 15:55:54,465 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 15:55:54,465 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 15:55:54,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 15:55:54,636 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 15:55:54,636 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 15:55:54,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,637 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-07-14 15:55:54,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:54,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:54,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:54,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:54,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:55:54,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:54,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:55:54,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:54,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:54,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:54,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,666 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-07-14 15:55:54,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:54,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:54,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:54,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:54,674 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:54,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:54,674 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:54,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:54,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:54,691 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:54,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,692 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:54,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-07-14 15:55:54,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:54,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:54,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:54,741 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:54,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:54,742 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:54,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:54,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:54,760 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-07-14 15:55:54,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,761 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-07-14 15:55:54,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:54,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:54,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:54,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:54,770 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 15:55:54,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:54,771 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 15:55:54,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:54,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:54,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:54,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,789 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-14 15:55:54,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:54,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:54,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:54,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:54,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:55:54,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:54,799 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:55:54,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:54,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 15:55:54,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:54,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,824 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-14 15:55:54,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 15:55:54,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 15:55:54,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 15:55:54,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 15:55:54,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 15:55:54,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 15:55:54,832 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 15:55:54,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 15:55:54,834 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 15:55:54,836 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-14 15:55:54,836 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-14 15:55:54,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 15:55:54,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 15:55:54,837 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 15:55:54,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-14 15:55:54,839 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 15:55:54,839 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-14 15:55:54,839 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 15:55:54,839 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2022-07-14 15:55:54,855 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:54,856 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-14 15:55:54,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 15:55:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:54,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 15:55:54,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:55:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 15:55:55,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 15:55:55,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 15:55:55,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 15:55:55,088 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-14 15:55:55,088 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4434 states and 7877 transitions. cyclomatic complexity: 3463 Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:55,135 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4434 states and 7877 transitions. cyclomatic complexity: 3463. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 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 9463 states and 16882 transitions. Complement of second has 6 states. [2022-07-14 15:55:55,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 15:55:55,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:55,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 447 transitions. [2022-07-14 15:55:55,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 447 transitions. Stem has 35 letters. Loop has 16 letters. [2022-07-14 15:55:55,137 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:55,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 447 transitions. Stem has 51 letters. Loop has 16 letters. [2022-07-14 15:55:55,137 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:55,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 447 transitions. Stem has 35 letters. Loop has 32 letters. [2022-07-14 15:55:55,138 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 15:55:55,138 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9463 states and 16882 transitions. [2022-07-14 15:55:55,178 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 15:55:55,178 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9463 states to 0 states and 0 transitions. [2022-07-14 15:55:55,178 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-14 15:55:55,178 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-14 15:55:55,178 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-14 15:55:55,178 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 15:55:55,178 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:55:55,178 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:55:55,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 15:55:55,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 15:55:55,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 15:55:55,179 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 15:55:55,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 15:55:55,179 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-07-14 15:55:55,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-14 15:55:55,180 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-07-14 15:55:55,180 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 15:55:55,180 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-07-14 15:55:55,180 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-14 15:55:55,180 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-14 15:55:55,180 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-14 15:55:55,180 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 15:55:55,180 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:55:55,180 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:55:55,180 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 15:55:55,180 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-14 15:55:55,181 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-14 15:55:55,181 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 15:55:55,181 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-14 15:55:55,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.07 03:55:55 BoogieIcfgContainer [2022-07-14 15:55:55,186 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-14 15:55:55,187 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-14 15:55:55,187 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-14 15:55:55,187 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-14 15:55:55,187 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:55:45" (3/4) ... [2022-07-14 15:55:55,189 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-14 15:55:55,189 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-14 15:55:55,190 INFO L158 Benchmark]: Toolchain (without parser) took 12193.82ms. Allocated memory was 102.8MB in the beginning and 255.9MB in the end (delta: 153.1MB). Free memory was 62.2MB in the beginning and 86.9MB in the end (delta: -24.6MB). Peak memory consumption was 129.2MB. Max. memory is 16.1GB. [2022-07-14 15:55:55,190 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 102.8MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 15:55:55,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 749.06ms. Allocated memory is still 102.8MB. Free memory was 62.1MB in the beginning and 50.8MB in the end (delta: 11.3MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2022-07-14 15:55:55,191 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.36ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 50.8MB in the beginning and 93.6MB in the end (delta: -42.8MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2022-07-14 15:55:55,191 INFO L158 Benchmark]: Boogie Preprocessor took 84.62ms. Allocated memory is still 123.7MB. Free memory was 93.6MB in the beginning and 86.4MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-14 15:55:55,191 INFO L158 Benchmark]: RCFGBuilder took 1405.43ms. Allocated memory is still 123.7MB. Free memory was 86.4MB in the beginning and 81.6MB in the end (delta: 4.8MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2022-07-14 15:55:55,191 INFO L158 Benchmark]: BuchiAutomizer took 9832.84ms. Allocated memory was 123.7MB in the beginning and 255.9MB in the end (delta: 132.1MB). Free memory was 81.6MB in the beginning and 86.9MB in the end (delta: -5.3MB). Peak memory consumption was 126.5MB. Max. memory is 16.1GB. [2022-07-14 15:55:55,192 INFO L158 Benchmark]: Witness Printer took 2.68ms. Allocated memory is still 255.9MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 15:55:55,193 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 102.8MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 749.06ms. Allocated memory is still 102.8MB. Free memory was 62.1MB in the beginning and 50.8MB in the end (delta: 11.3MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.36ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 50.8MB in the beginning and 93.6MB in the end (delta: -42.8MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.62ms. Allocated memory is still 123.7MB. Free memory was 93.6MB in the beginning and 86.4MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1405.43ms. Allocated memory is still 123.7MB. Free memory was 86.4MB in the beginning and 81.6MB in the end (delta: 4.8MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 9832.84ms. Allocated memory was 123.7MB in the beginning and 255.9MB in the end (delta: 132.1MB). Free memory was 81.6MB in the beginning and 86.9MB in the end (delta: -5.3MB). Peak memory consumption was 126.5MB. Max. memory is 16.1GB. * Witness Printer took 2.68ms. Allocated memory is still 255.9MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (6 trivial, 6 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op2 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op6 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * op3 + 1 and consists of 4 locations. One deterministic module has affine ranking function 1 + -2 * op8 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. 6 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.7s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 5.8s. Construction of modules took 0.2s. Büchi inclusion checks took 2.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 10. Automata minimization 0.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 17405 StatesRemovedByMinimization, 9 NontrivialMinimizations. Non-live state removal took 0.5s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11221 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11215 mSDsluCounter, 18706 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10179 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 279 IncrementalHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 8527 mSDtfsCounter, 279 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT6 lasso0 LassoPreprocessingBenchmarks: Lassos: inital57 mio100 ax100 hnf100 lsp22 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq198 hnf89 smp100 dnf123 smp100 tf107 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 59ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 22 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-14 15:55:55,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-07-14 15:55:55,433 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