./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/email_spec6_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version ff03de63 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_spec6_product26.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 e80e5ec358c01b9328a945ffeac50362818d778d67430de128e75eb1cc0d9bc1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 22:31:38,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 22:31:38,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 22:31:38,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 22:31:38,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 22:31:38,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 22:31:38,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 22:31:38,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 22:31:38,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 22:31:38,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 22:31:38,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 22:31:38,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 22:31:38,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 22:31:38,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 22:31:38,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 22:31:38,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 22:31:38,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 22:31:38,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 22:31:38,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 22:31:38,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 22:31:38,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 22:31:38,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 22:31:38,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 22:31:38,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 22:31:38,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 22:31:38,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 22:31:38,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 22:31:38,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 22:31:38,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 22:31:38,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 22:31:38,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 22:31:38,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 22:31:38,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 22:31:38,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 22:31:38,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 22:31:38,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 22:31:38,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 22:31:38,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 22:31:38,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 22:31:38,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 22:31:38,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 22:31:38,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-21 22:31:38,203 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 22:31:38,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 22:31:38,205 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 22:31:38,205 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 22:31:38,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 22:31:38,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 22:31:38,207 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 22:31:38,207 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-21 22:31:38,207 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-21 22:31:38,207 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-21 22:31:38,208 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-21 22:31:38,208 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-21 22:31:38,208 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-21 22:31:38,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 22:31:38,208 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 22:31:38,208 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 22:31:38,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 22:31:38,208 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 22:31:38,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 22:31:38,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-21 22:31:38,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-21 22:31:38,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-21 22:31:38,209 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 22:31:38,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 22:31:38,209 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-21 22:31:38,210 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 22:31:38,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-21 22:31:38,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 22:31:38,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 22:31:38,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 22:31:38,210 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 22:31:38,210 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 22:31:38,211 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-21 22:31:38,211 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e80e5ec358c01b9328a945ffeac50362818d778d67430de128e75eb1cc0d9bc1 [2021-12-21 22:31:38,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 22:31:38,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 22:31:38,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 22:31:38,409 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 22:31:38,409 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 22:31:38,410 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec6_product26.cil.c [2021-12-21 22:31:38,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86ba4a152/abe95a5a853c4e5eadbbf023776c25c9/FLAG18ac429d8 [2021-12-21 22:31:38,871 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 22:31:38,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_product26.cil.c [2021-12-21 22:31:38,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86ba4a152/abe95a5a853c4e5eadbbf023776c25c9/FLAG18ac429d8 [2021-12-21 22:31:39,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86ba4a152/abe95a5a853c4e5eadbbf023776c25c9 [2021-12-21 22:31:39,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 22:31:39,193 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 22:31:39,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 22:31:39,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 22:31:39,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 22:31:39,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:31:39" (1/1) ... [2021-12-21 22:31:39,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c70c5ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39, skipping insertion in model container [2021-12-21 22:31:39,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:31:39" (1/1) ... [2021-12-21 22:31:39,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 22:31:39,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 22:31:39,567 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_spec6_product26.cil.c[51398,51411] [2021-12-21 22:31:39,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 22:31:39,604 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 22:31:39,677 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_spec6_product26.cil.c[51398,51411] [2021-12-21 22:31:39,699 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 22:31:39,726 INFO L208 MainTranslator]: Completed translation [2021-12-21 22:31:39,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39 WrapperNode [2021-12-21 22:31:39,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 22:31:39,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 22:31:39,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 22:31:39,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 22:31:39,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39" (1/1) ... [2021-12-21 22:31:39,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39" (1/1) ... [2021-12-21 22:31:39,872 INFO L137 Inliner]: procedures = 132, calls = 232, calls flagged for inlining = 136, calls inlined = 374, statements flattened = 5585 [2021-12-21 22:31:39,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 22:31:39,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 22:31:39,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 22:31:39,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 22:31:39,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39" (1/1) ... [2021-12-21 22:31:39,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39" (1/1) ... [2021-12-21 22:31:39,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39" (1/1) ... [2021-12-21 22:31:39,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39" (1/1) ... [2021-12-21 22:31:39,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39" (1/1) ... [2021-12-21 22:31:39,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39" (1/1) ... [2021-12-21 22:31:40,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39" (1/1) ... [2021-12-21 22:31:40,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 22:31:40,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 22:31:40,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 22:31:40,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 22:31:40,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39" (1/1) ... [2021-12-21 22:31:40,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:40,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:40,061 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) [2021-12-21 22:31:40,079 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 [2021-12-21 22:31:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-12-21 22:31:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 22:31:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 22:31:40,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 22:31:40,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 22:31:40,305 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 22:31:40,306 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 22:31:41,619 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 22:31:41,634 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 22:31:41,634 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-21 22:31:41,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:31:41 BoogieIcfgContainer [2021-12-21 22:31:41,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 22:31:41,638 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-21 22:31:41,638 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-21 22:31:41,640 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-21 22:31:41,640 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:31:41,641 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.12 10:31:39" (1/3) ... [2021-12-21 22:31:41,641 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@14cca609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.12 10:31:41, skipping insertion in model container [2021-12-21 22:31:41,642 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:31:41,642 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:31:39" (2/3) ... [2021-12-21 22:31:41,642 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@14cca609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.12 10:31:41, skipping insertion in model container [2021-12-21 22:31:41,642 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:31:41,642 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:31:41" (3/3) ... [2021-12-21 22:31:41,643 INFO L388 chiAutomizerObserver]: Analyzing ICFG email_spec6_product26.cil.c [2021-12-21 22:31:41,677 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-21 22:31:41,677 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-21 22:31:41,677 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-21 22:31:41,677 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-21 22:31:41,677 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-21 22:31:41,677 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-21 22:31:41,677 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-21 22:31:41,677 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-21 22:31:41,703 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1173 states, 1172 states have (on average 1.6621160409556315) internal successors, (1948), 1172 states have internal predecessors, (1948), 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) [2021-12-21 22:31:41,750 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 271 [2021-12-21 22:31:41,751 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:31:41,751 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:31:41,758 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 22:31:41,758 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 22:31:41,758 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-21 22:31:41,760 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 1173 states, 1172 states have (on average 1.6621160409556315) internal successors, (1948), 1172 states have internal predecessors, (1948), 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) [2021-12-21 22:31:41,773 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 271 [2021-12-21 22:31:41,773 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:31:41,773 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:31:41,775 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 22:31:41,775 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 22:31:41,779 INFO L791 eck$LassoCheckResult]: Stem: 546#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(44, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(11, 20);call #Ultimate.allocInit(19, 21);call #Ultimate.allocInit(4, 22);call write~init~int(37, 22, 0, 1);call write~init~int(100, 22, 1, 1);call write~init~int(10, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(13, 24);call #Ultimate.allocInit(19, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(19, 27);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(115, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(12, 30);call #Ultimate.allocInit(10, 31);call #Ultimate.allocInit(18, 32);call #Ultimate.allocInit(16, 33);call #Ultimate.allocInit(21, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(34, 36);call #Ultimate.allocInit(30, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(20, 39);call #Ultimate.allocInit(22, 40);call #Ultimate.allocInit(21, 41);~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~sent_encrypted~0 := -1;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 1063#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret35#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 939#L1849true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 264#L1842true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 461#L1857true main_#t~ret35#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret35#1;havoc main_#t~ret35#1; 570#L602true assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet32#1, setup_#t~nondet33#1, setup_#t~nondet34#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_tmp3~0#1.base, setup_~__cil_tmp3~0#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_tmp3~0#1.base, setup_~__cil_tmp3~0#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; 573#L1810true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 908#L1816-2true assume { :end_inline_setClientId } true; 493#L479true 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; 134#L1375true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 146#L1381-2true assume { :end_inline_setClientPrivateKey } true; 1043#L490true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 18, 0;havoc setup_#t~nondet32#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; 647#L1810-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 723#L1816-5true assume { :end_inline_setClientId } true; 1162#L500true 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; 80#L1375-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 205#L1381-5true assume { :end_inline_setClientPrivateKey } true; 776#L511true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 19, 0;havoc setup_#t~nondet33#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; 403#L1810-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 411#L1816-8true assume { :end_inline_setClientId } true; 968#L521true 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; 218#L1375-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 71#L1381-8true assume { :end_inline_setClientPrivateKey } true; 55#L532true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 20, 0;havoc setup_#t~nondet34#1; 720#L589true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet58#1, test_#t~nondet59#1, test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#1, test_#t~nondet66#1, test_#t~nondet67#1, test_#t~nondet68#1, test_~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~9#1, test_~tmp___0~3#1, test_~tmp___1~2#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~9#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~2#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; 1129#L2522-1true [2021-12-21 22:31:41,779 INFO L793 eck$LassoCheckResult]: Loop: 1129#L2522-1true assume !false; 969#L2371true assume test_~splverifierCounter~0#1 < 4; 1067#L2372true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 532#L2378true assume !(0 == test_~op1~0#1); 971#L2391true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet59#1;havoc test_#t~nondet59#1; 891#L2396true 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; 729#L1328true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 931#L1334-2true assume { :end_inline_setClientAutoResponse } true; 160#L732true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 1129#L2522-1true [2021-12-21 22:31:41,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:31:41,783 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2021-12-21 22:31:41,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:31:41,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175827770] [2021-12-21 22:31:41,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:31:41,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:31:41,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:31:41,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:31:41,969 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 22:31:41,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175827770] [2021-12-21 22:31:41,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175827770] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 22:31:41,970 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 22:31:41,970 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 22:31:41,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824657829] [2021-12-21 22:31:41,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 22:31:41,974 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-21 22:31:41,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:31:41,975 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2021-12-21 22:31:41,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:31:41,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007064228] [2021-12-21 22:31:41,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:31:41,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:31:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:31:41,983 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:31:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:31:42,008 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:31:42,091 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:31:42,092 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:31:42,092 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:31:42,092 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:31:42,092 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-21 22:31:42,092 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:42,092 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:31:42,092 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:31:42,093 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product26.cil.c_Iteration1_Loop [2021-12-21 22:31:42,093 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:31:42,093 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:31:42,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:42,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:42,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:42,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:42,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:42,132 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:42,203 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:31:42,204 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-21 22:31:42,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:42,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:42,216 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) [2021-12-21 22:31:42,217 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 [2021-12-21 22:31:42,218 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:42,218 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:42,258 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:31:42,258 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_~value#1=1, ULTIMATE.start_setClientAutoResponse_#in~value#1=1} Honda state: {~__ste_client_autoResponse0~0=1, ULTIMATE.start_setClientAutoResponse_~value#1=1, ULTIMATE.start_setClientAutoResponse_#in~value#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-21 22:31:42,278 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-21 22:31:42,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:42,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:42,279 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) [2021-12-21 22:31:42,280 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 [2021-12-21 22:31:42,282 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:42,282 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:42,305 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:31:42,305 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___8~0#1=-8, ULTIMATE.start_test_#t~nondet59#1=-8} Honda state: {ULTIMATE.start_test_~tmp___8~0#1=-8, ULTIMATE.start_test_#t~nondet59#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-21 22:31:42,333 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 [2021-12-21 22:31:42,333 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:42,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:42,335 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) [2021-12-21 22:31:42,336 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 [2021-12-21 22:31:42,338 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:42,338 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:42,378 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 [2021-12-21 22:31:42,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:42,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:42,380 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) [2021-12-21 22:31:42,382 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 [2021-12-21 22:31:42,383 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-21 22:31:42,383 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:42,406 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-21 22:31:42,424 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 [2021-12-21 22:31:42,424 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:31:42,424 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:31:42,424 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:31:42,424 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:31:42,424 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-21 22:31:42,424 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:42,424 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:31:42,425 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:31:42,425 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product26.cil.c_Iteration1_Loop [2021-12-21 22:31:42,425 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:31:42,425 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:31:42,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:42,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:42,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:42,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:42,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:42,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:42,519 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:31:42,522 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-21 22:31:42,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:42,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:42,524 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) [2021-12-21 22:31:42,526 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 [2021-12-21 22:31:42,528 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 [2021-12-21 22:31:42,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:31:42,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:31:42,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:31:42,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:31:42,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:31:42,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:31:42,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:31:42,552 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-21 22:31:42,554 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-21 22:31:42,555 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-21 22:31:42,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:42,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:42,557 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) [2021-12-21 22:31:42,558 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 [2021-12-21 22:31:42,559 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-21 22:31:42,560 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-21 22:31:42,560 INFO L513 LassoAnalysis]: Proved termination. [2021-12-21 22:31:42,560 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 [] [2021-12-21 22:31:42,585 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 [2021-12-21 22:31:42,588 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-21 22:31:42,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:31:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:31:42,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-21 22:31:42,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 22:31:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:31:42,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-21 22:31:42,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 22:31:42,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:31:42,870 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 [2021-12-21 22:31:42,897 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 [2021-12-21 22:31:42,901 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 1173 states, 1172 states have (on average 1.6621160409556315) internal successors, (1948), 1172 states have internal predecessors, (1948), 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) [2021-12-21 22:31:43,134 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 1173 states, 1172 states have (on average 1.6621160409556315) internal successors, (1948), 1172 states have internal predecessors, (1948), 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 5417 states and 8975 transitions. Complement of second has 7 states. [2021-12-21 22:31:43,143 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 [2021-12-21 22:31:43,147 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) [2021-12-21 22:31:43,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5223 transitions. [2021-12-21 22:31:43,183 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5223 transitions. Stem has 25 letters. Loop has 9 letters. [2021-12-21 22:31:43,184 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-21 22:31:43,184 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5223 transitions. Stem has 34 letters. Loop has 9 letters. [2021-12-21 22:31:43,184 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-21 22:31:43,185 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5223 transitions. Stem has 25 letters. Loop has 18 letters. [2021-12-21 22:31:43,185 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-21 22:31:43,186 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5417 states and 8975 transitions. [2021-12-21 22:31:43,218 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 531 [2021-12-21 22:31:43,227 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5417 states to 1107 states and 1983 transitions. [2021-12-21 22:31:43,228 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 569 [2021-12-21 22:31:43,229 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 570 [2021-12-21 22:31:43,229 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1107 states and 1983 transitions. [2021-12-21 22:31:43,231 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-21 22:31:43,231 INFO L681 BuchiCegarLoop]: Abstraction has 1107 states and 1983 transitions. [2021-12-21 22:31:43,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1107 states and 1983 transitions. [2021-12-21 22:31:43,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1107 to 576. [2021-12-21 22:31:43,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 576 states have (on average 1.78125) internal successors, (1026), 575 states have internal predecessors, (1026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:31:43,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 1026 transitions. [2021-12-21 22:31:43,270 INFO L704 BuchiCegarLoop]: Abstraction has 576 states and 1026 transitions. [2021-12-21 22:31:43,270 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 22:31:43,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 22:31:43,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 22:31:43,274 INFO L87 Difference]: Start difference. First operand 576 states and 1026 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:31:43,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 22:31:43,300 INFO L93 Difference]: Finished difference Result 1129 states and 2014 transitions. [2021-12-21 22:31:43,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 22:31:43,301 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1129 states and 2014 transitions. [2021-12-21 22:31:43,306 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 532 [2021-12-21 22:31:43,311 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1129 states to 1129 states and 2014 transitions. [2021-12-21 22:31:43,311 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 585 [2021-12-21 22:31:43,312 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 585 [2021-12-21 22:31:43,312 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1129 states and 2014 transitions. [2021-12-21 22:31:43,312 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-21 22:31:43,312 INFO L681 BuchiCegarLoop]: Abstraction has 1129 states and 2014 transitions. [2021-12-21 22:31:43,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1129 states and 2014 transitions. [2021-12-21 22:31:43,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1129 to 575. [2021-12-21 22:31:43,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 575 states, 575 states have (on average 1.777391304347826) internal successors, (1022), 574 states have internal predecessors, (1022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:31:43,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 1022 transitions. [2021-12-21 22:31:43,320 INFO L704 BuchiCegarLoop]: Abstraction has 575 states and 1022 transitions. [2021-12-21 22:31:43,320 INFO L587 BuchiCegarLoop]: Abstraction has 575 states and 1022 transitions. [2021-12-21 22:31:43,321 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-21 22:31:43,321 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 575 states and 1022 transitions. [2021-12-21 22:31:43,322 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2021-12-21 22:31:43,322 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:31:43,322 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:31:43,323 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 22:31:43,323 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 22:31:43,324 INFO L791 eck$LassoCheckResult]: Stem: 8998#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(44, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(11, 20);call #Ultimate.allocInit(19, 21);call #Ultimate.allocInit(4, 22);call write~init~int(37, 22, 0, 1);call write~init~int(100, 22, 1, 1);call write~init~int(10, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(13, 24);call #Ultimate.allocInit(19, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(19, 27);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(115, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(12, 30);call #Ultimate.allocInit(10, 31);call #Ultimate.allocInit(18, 32);call #Ultimate.allocInit(16, 33);call #Ultimate.allocInit(21, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(34, 36);call #Ultimate.allocInit(30, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(20, 39);call #Ultimate.allocInit(22, 40);call #Ultimate.allocInit(21, 41);~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~sent_encrypted~0 := -1;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 8913#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret35#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 8702#L1849 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 8703#L1842 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 8910#L1857 main_#t~ret35#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret35#1;havoc main_#t~ret35#1; 8490#L602 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet32#1, setup_#t~nondet33#1, setup_#t~nondet34#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_tmp3~0#1.base, setup_~__cil_tmp3~0#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_tmp3~0#1.base, setup_~__cil_tmp3~0#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; 8491#L1810 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 8501#L1816-2 assume { :end_inline_setClientId } true; 8589#L479 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; 8846#L1375 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8847#L1381-2 assume { :end_inline_setClientPrivateKey } true; 8870#L490 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 18, 0;havoc setup_#t~nondet32#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; 8717#L1810-2 assume !(1 == setClientId_~handle#1); 8614#L1813-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 8615#L1816-5 assume { :end_inline_setClientId } true; 8871#L500 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; 8738#L1375-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8651#L1381-5 assume { :end_inline_setClientPrivateKey } true; 8973#L511 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 19, 0;havoc setup_#t~nondet33#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; 8816#L1810-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 8815#L1816-8 assume { :end_inline_setClientId } true; 8760#L521 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; 8761#L1375-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8712#L1381-8 assume { :end_inline_setClientPrivateKey } true; 8662#L532 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 20, 0;havoc setup_#t~nondet34#1; 8663#L589 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet58#1, test_#t~nondet59#1, test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#1, test_#t~nondet66#1, test_#t~nondet67#1, test_#t~nondet68#1, test_~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~9#1, test_~tmp___0~3#1, test_~tmp___1~2#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~9#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~2#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; 8865#L2522-1 assume !false; 8762#L2371 [2021-12-21 22:31:43,324 INFO L793 eck$LassoCheckResult]: Loop: 8762#L2371 assume test_~splverifierCounter~0#1 < 4; 8763#L2372 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 8920#L2378 assume !(0 == test_~op1~0#1); 8766#L2391 assume !(0 == test_~op2~0#1); 8512#L2405 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet60#1;havoc test_#t~nondet60#1; 8514#L2410 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; 8812#L1375-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 8839#L1381-11 assume { :end_inline_setClientPrivateKey } true; 8890#L702 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 8548#L2522-1 assume !false; 8762#L2371 [2021-12-21 22:31:43,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:31:43,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2021-12-21 22:31:43,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:31:43,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161222092] [2021-12-21 22:31:43,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:31:43,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:31:43,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:31:43,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:31:43,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 22:31:43,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161222092] [2021-12-21 22:31:43,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161222092] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 22:31:43,392 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 22:31:43,393 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-21 22:31:43,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436797991] [2021-12-21 22:31:43,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 22:31:43,393 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-21 22:31:43,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:31:43,393 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2021-12-21 22:31:43,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:31:43,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274796579] [2021-12-21 22:31:43,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:31:43,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:31:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:31:43,399 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:31:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:31:43,405 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:31:43,467 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:31:43,467 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:31:43,468 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:31:43,468 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:31:43,468 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-21 22:31:43,468 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:43,468 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:31:43,468 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:31:43,468 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product26.cil.c_Iteration2_Loop [2021-12-21 22:31:43,468 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:31:43,468 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:31:43,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,566 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:31:43,566 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-21 22:31:43,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:43,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:43,567 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) [2021-12-21 22:31:43,568 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 [2021-12-21 22:31:43,570 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:43,570 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:43,596 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:31:43,596 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientPrivateKey_#in~value#1=0, ~__ste_client_privateKey0~0=0, ULTIMATE.start_setClientPrivateKey_~value#1=0} Honda state: {ULTIMATE.start_setClientPrivateKey_#in~value#1=0, ~__ste_client_privateKey0~0=0, ULTIMATE.start_setClientPrivateKey_~value#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-21 22:31:43,617 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-21 22:31:43,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:43,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:43,619 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) [2021-12-21 22:31:43,619 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 [2021-12-21 22:31:43,621 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:43,621 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:43,642 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:31:43,642 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: [] [2021-12-21 22:31:43,660 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 [2021-12-21 22:31:43,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:43,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:43,662 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) [2021-12-21 22:31:43,663 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 [2021-12-21 22:31:43,664 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:43,664 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:43,703 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 [2021-12-21 22:31:43,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:43,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:43,705 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) [2021-12-21 22:31:43,710 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-21 22:31:43,711 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:43,720 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 [2021-12-21 22:31:43,727 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-21 22:31:43,747 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 [2021-12-21 22:31:43,747 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:31:43,748 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:31:43,748 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:31:43,748 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:31:43,748 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-21 22:31:43,748 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:43,748 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:31:43,748 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:31:43,748 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product26.cil.c_Iteration2_Loop [2021-12-21 22:31:43,748 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:31:43,748 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:31:43,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:43,852 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:31:43,853 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-21 22:31:43,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:43,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:43,855 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) [2021-12-21 22:31:43,856 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 [2021-12-21 22:31:43,857 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 [2021-12-21 22:31:43,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:31:43,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:31:43,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:31:43,864 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-21 22:31:43,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:31:43,865 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:31:43,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:31:43,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:31:43,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-21 22:31:43,899 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:43,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:43,900 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) [2021-12-21 22:31:43,901 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 [2021-12-21 22:31:43,902 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 [2021-12-21 22:31:43,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:31:43,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:31:43,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:31:43,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:31:43,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:31:43,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:31:43,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:31:43,925 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-21 22:31:43,927 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-21 22:31:43,927 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-21 22:31:43,927 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:43,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:43,939 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) [2021-12-21 22:31:43,940 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 [2021-12-21 22:31:43,941 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-21 22:31:43,942 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-21 22:31:43,942 INFO L513 LassoAnalysis]: Proved termination. [2021-12-21 22:31:43,942 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 [] [2021-12-21 22:31:43,961 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 [2021-12-21 22:31:43,962 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-21 22:31:43,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:31:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:31:44,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-21 22:31:44,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 22:31:44,108 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 [2021-12-21 22:31:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:31:44,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-21 22:31:44,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 22:31:44,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:31:44,206 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 [2021-12-21 22:31:44,206 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 575 states and 1022 transitions. cyclomatic complexity: 449 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:31:44,267 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 575 states and 1022 transitions. cyclomatic complexity: 449. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2173 states and 3899 transitions. Complement of second has 6 states. [2021-12-21 22:31:44,268 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 [2021-12-21 22:31:44,269 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) [2021-12-21 22:31:44,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1020 transitions. [2021-12-21 22:31:44,270 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 27 letters. Loop has 10 letters. [2021-12-21 22:31:44,271 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-21 22:31:44,271 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 37 letters. Loop has 10 letters. [2021-12-21 22:31:44,273 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-21 22:31:44,273 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1020 transitions. Stem has 27 letters. Loop has 20 letters. [2021-12-21 22:31:44,274 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-21 22:31:44,274 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2173 states and 3899 transitions. [2021-12-21 22:31:44,283 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 521 [2021-12-21 22:31:44,294 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2173 states to 2163 states and 3883 transitions. [2021-12-21 22:31:44,294 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 561 [2021-12-21 22:31:44,295 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 563 [2021-12-21 22:31:44,295 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2163 states and 3883 transitions. [2021-12-21 22:31:44,295 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-21 22:31:44,295 INFO L681 BuchiCegarLoop]: Abstraction has 2163 states and 3883 transitions. [2021-12-21 22:31:44,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2163 states and 3883 transitions. [2021-12-21 22:31:44,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2163 to 1108. [2021-12-21 22:31:44,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1108 states have (on average 1.788808664259928) internal successors, (1982), 1107 states have internal predecessors, (1982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:31:44,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1982 transitions. [2021-12-21 22:31:44,312 INFO L704 BuchiCegarLoop]: Abstraction has 1108 states and 1982 transitions. [2021-12-21 22:31:44,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 22:31:44,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-21 22:31:44,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 22:31:44,314 INFO L87 Difference]: Start difference. First operand 1108 states and 1982 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:31:44,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 22:31:44,399 INFO L93 Difference]: Finished difference Result 2159 states and 3861 transitions. [2021-12-21 22:31:44,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 22:31:44,399 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2159 states and 3861 transitions. [2021-12-21 22:31:44,408 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 516 [2021-12-21 22:31:44,416 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2159 states to 2159 states and 3861 transitions. [2021-12-21 22:31:44,416 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 567 [2021-12-21 22:31:44,417 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 567 [2021-12-21 22:31:44,417 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2159 states and 3861 transitions. [2021-12-21 22:31:44,417 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-21 22:31:44,417 INFO L681 BuchiCegarLoop]: Abstraction has 2159 states and 3861 transitions. [2021-12-21 22:31:44,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2159 states and 3861 transitions. [2021-12-21 22:31:44,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2159 to 1108. [2021-12-21 22:31:44,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1108 states have (on average 1.7879061371841156) internal successors, (1981), 1107 states have internal predecessors, (1981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:31:44,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1981 transitions. [2021-12-21 22:31:44,432 INFO L704 BuchiCegarLoop]: Abstraction has 1108 states and 1981 transitions. [2021-12-21 22:31:44,432 INFO L587 BuchiCegarLoop]: Abstraction has 1108 states and 1981 transitions. [2021-12-21 22:31:44,432 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-21 22:31:44,432 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1108 states and 1981 transitions. [2021-12-21 22:31:44,435 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 261 [2021-12-21 22:31:44,435 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:31:44,435 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:31:44,436 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 22:31:44,436 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 22:31:44,436 INFO L791 eck$LassoCheckResult]: Stem: 15170#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(44, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(9, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(11, 20);call #Ultimate.allocInit(19, 21);call #Ultimate.allocInit(4, 22);call write~init~int(37, 22, 0, 1);call write~init~int(100, 22, 1, 1);call write~init~int(10, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(37, 23, 0, 1);call write~init~int(100, 23, 1, 1);call write~init~int(10, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(13, 24);call #Ultimate.allocInit(19, 25);call #Ultimate.allocInit(16, 26);call #Ultimate.allocInit(19, 27);call #Ultimate.allocInit(4, 28);call write~init~int(37, 28, 0, 1);call write~init~int(115, 28, 1, 1);call write~init~int(10, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(10, 29);call #Ultimate.allocInit(12, 30);call #Ultimate.allocInit(10, 31);call #Ultimate.allocInit(18, 32);call #Ultimate.allocInit(16, 33);call #Ultimate.allocInit(21, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(34, 36);call #Ultimate.allocInit(30, 37);call #Ultimate.allocInit(16, 38);call #Ultimate.allocInit(20, 39);call #Ultimate.allocInit(22, 40);call #Ultimate.allocInit(21, 41);~head~0.base, ~head~0.offset := 0, 0;~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~sent_encrypted~0 := -1;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 15074#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret35#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 14860#L1849 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 14861#L1842 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 15071#L1857 main_#t~ret35#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret35#1;havoc main_#t~ret35#1; 14648#L602 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet32#1, setup_#t~nondet33#1, setup_#t~nondet34#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_tmp3~0#1.base, setup_~__cil_tmp3~0#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_tmp3~0#1.base, setup_~__cil_tmp3~0#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; 14649#L1810 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 14655#L1816-2 assume { :end_inline_setClientId } true; 14747#L479 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; 15004#L1375 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 15005#L1381-2 assume { :end_inline_setClientPrivateKey } true; 15029#L490 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 18, 0;havoc setup_#t~nondet32#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; 14876#L1810-2 assume !(1 == setClientId_~handle#1); 14772#L1813-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 14773#L1816-5 assume { :end_inline_setClientId } true; 15030#L500 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; 14897#L1375-2 assume !(1 == setClientPrivateKey_~handle#1); 14898#L1378-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 14809#L1381-5 assume { :end_inline_setClientPrivateKey } true; 15137#L511 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 19, 0;havoc setup_#t~nondet33#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; 14976#L1810-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 14975#L1816-8 assume { :end_inline_setClientId } true; 14919#L521 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; 14920#L1375-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 14871#L1381-8 assume { :end_inline_setClientPrivateKey } true; 14820#L532 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 20, 0;havoc setup_#t~nondet34#1; 14821#L589 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet58#1, test_#t~nondet59#1, test_#t~nondet60#1, test_#t~nondet61#1, test_#t~nondet62#1, test_#t~nondet63#1, test_#t~nondet64#1, test_#t~nondet65#1, test_#t~nondet66#1, test_#t~nondet67#1, test_#t~nondet68#1, test_~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~9#1, test_~tmp___0~3#1, test_~tmp___1~2#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~9#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~2#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; 15022#L2522-1 assume !false; 15189#L2371 assume test_~splverifierCounter~0#1 < 4; 15081#L2372 [2021-12-21 22:31:44,436 INFO L793 eck$LassoCheckResult]: Loop: 15081#L2372 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 15082#L2378 assume !(0 == test_~op1~0#1); 14925#L2391 assume !(0 == test_~op2~0#1); 14670#L2405 assume !(0 == test_~op3~0#1); 14671#L2419 assume !(0 == test_~op4~0#1); 14801#L2433 assume !(0 == test_~op5~0#1); 15120#L2447 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet63#1;havoc test_#t~nondet63#1; 14877#L2452 assume 0 != test_~tmp___4~0#1;assume { :begin_inline_rjhEnableForwarding } true;assume { :begin_inline_setClientForwardReceiver } true;setClientForwardReceiver_#in~handle#1, setClientForwardReceiver_#in~value#1 := ~rjh~0, ~chuck~0;havoc setClientForwardReceiver_~handle#1, setClientForwardReceiver_~value#1;setClientForwardReceiver_~handle#1 := setClientForwardReceiver_#in~handle#1;setClientForwardReceiver_~value#1 := setClientForwardReceiver_#in~value#1; 14602#L1763 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 14603#L1769-2 assume { :end_inline_setClientForwardReceiver } true; 14705#L755 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 14706#L2522-1 assume !false; 15150#L2371 assume test_~splverifierCounter~0#1 < 4; 15081#L2372 [2021-12-21 22:31:44,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:31:44,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2021-12-21 22:31:44,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:31:44,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259262734] [2021-12-21 22:31:44,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:31:44,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:31:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:31:44,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:31:44,466 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 22:31:44,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259262734] [2021-12-21 22:31:44,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259262734] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 22:31:44,467 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 22:31:44,467 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 22:31:44,467 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981077215] [2021-12-21 22:31:44,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 22:31:44,467 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-21 22:31:44,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:31:44,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1605638688, now seen corresponding path program 1 times [2021-12-21 22:31:44,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:31:44,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897420090] [2021-12-21 22:31:44,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:31:44,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:31:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:31:44,472 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:31:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:31:44,478 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:31:44,583 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:31:44,583 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:31:44,583 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:31:44,583 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:31:44,583 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-21 22:31:44,583 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:44,583 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:31:44,583 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:31:44,583 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product26.cil.c_Iteration3_Loop [2021-12-21 22:31:44,583 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:31:44,583 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:31:44,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:44,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:44,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:44,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:44,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:44,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:44,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:44,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:44,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:44,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:44,679 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:31:44,680 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-21 22:31:44,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:44,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:44,695 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) [2021-12-21 22:31:44,696 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 [2021-12-21 22:31:44,697 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:44,697 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:44,718 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:31:44,718 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: [] [2021-12-21 22:31:44,733 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 [2021-12-21 22:31:44,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:44,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:44,735 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) [2021-12-21 22:31:44,736 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 [2021-12-21 22:31:44,753 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:44,753 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:44,786 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:31:44,787 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet63#1=-8, ULTIMATE.start_test_~tmp___4~0#1=-8} Honda state: {ULTIMATE.start_test_#t~nondet63#1=-8, ULTIMATE.start_test_~tmp___4~0#1=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-21 22:31:44,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-21 22:31:44,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:44,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:44,805 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) [2021-12-21 22:31:44,806 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 [2021-12-21 22:31:44,808 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:44,808 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:44,825 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:31:44,826 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: [] [2021-12-21 22:31:44,841 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-21 22:31:44,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:44,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:44,843 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) [2021-12-21 22:31:44,843 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 [2021-12-21 22:31:44,844 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:44,845 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:44,856 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:31:44,856 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: [] [2021-12-21 22:31:44,871 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 [2021-12-21 22:31:44,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:44,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:44,873 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) [2021-12-21 22:31:44,873 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 [2021-12-21 22:31:44,875 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:44,875 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:44,888 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:31:44,888 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Honda state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-21 22:31:44,905 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 [2021-12-21 22:31:44,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:44,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:44,906 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) [2021-12-21 22:31:44,909 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 [2021-12-21 22:31:44,910 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:44,910 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:44,927 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-21 22:31:44,927 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Honda state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-21 22:31:44,942 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 [2021-12-21 22:31:44,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:44,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:44,943 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) [2021-12-21 22:31:44,946 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 [2021-12-21 22:31:44,961 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-21 22:31:44,961 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:45,004 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 [2021-12-21 22:31:45,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:45,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:45,005 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) [2021-12-21 22:31:45,007 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 [2021-12-21 22:31:45,008 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-21 22:31:45,008 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-21 22:31:45,074 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-21 22:31:45,079 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-21 22:31:45,079 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:31:45,079 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:31:45,079 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:31:45,079 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:31:45,080 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-21 22:31:45,080 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:45,080 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:31:45,080 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:31:45,080 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_product26.cil.c_Iteration3_Loop [2021-12-21 22:31:45,080 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:31:45,080 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:31:45,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:45,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:45,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:45,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:45,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:45,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:45,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:45,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:45,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:45,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:31:45,203 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-21 22:31:45,204 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-21 22:31:45,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:45,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:45,205 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) [2021-12-21 22:31:45,208 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 [2021-12-21 22:31:45,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:31:45,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:31:45,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:31:45,214 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-21 22:31:45,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:31:45,215 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:31:45,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:31:45,218 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 [2021-12-21 22:31:45,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:31:45,239 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 [2021-12-21 22:31:45,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:45,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:45,240 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) [2021-12-21 22:31:45,241 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 [2021-12-21 22:31:45,243 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 [2021-12-21 22:31:45,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:31:45,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:31:45,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:31:45,249 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-21 22:31:45,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:31:45,251 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:31:45,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:31:45,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:31:45,279 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-21 22:31:45,279 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:45,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:45,280 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) [2021-12-21 22:31:45,281 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 [2021-12-21 22:31:45,282 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 [2021-12-21 22:31:45,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:31:45,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:31:45,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:31:45,288 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-21 22:31:45,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:31:45,289 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:31:45,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:31:45,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:31:45,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-21 22:31:45,322 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:45,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:45,323 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) [2021-12-21 22:31:45,323 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 [2021-12-21 22:31:45,325 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 [2021-12-21 22:31:45,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:31:45,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:31:45,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:31:45,331 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-21 22:31:45,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:31:45,332 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-21 22:31:45,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:31:45,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:31:45,362 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-21 22:31:45,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:45,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:45,363 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) [2021-12-21 22:31:45,363 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 [2021-12-21 22:31:45,365 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 [2021-12-21 22:31:45,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:31:45,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:31:45,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:31:45,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:31:45,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:31:45,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:31:45,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:31:45,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:31:45,397 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 [2021-12-21 22:31:45,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:45,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:45,400 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) [2021-12-21 22:31:45,401 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 [2021-12-21 22:31:45,403 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 [2021-12-21 22:31:45,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:31:45,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:31:45,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:31:45,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:31:45,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:31:45,413 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:31:45,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:31:45,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-21 22:31:45,430 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 [2021-12-21 22:31:45,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:45,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:45,431 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) [2021-12-21 22:31:45,432 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 [2021-12-21 22:31:45,434 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 [2021-12-21 22:31:45,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-21 22:31:45,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-21 22:31:45,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-21 22:31:45,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-21 22:31:45,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-21 22:31:45,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-21 22:31:45,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-21 22:31:45,442 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-21 22:31:45,444 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-21 22:31:45,444 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-21 22:31:45,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:31:45,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:31:45,445 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) [2021-12-21 22:31:45,445 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 [2021-12-21 22:31:45,447 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-21 22:31:45,447 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-21 22:31:45,447 INFO L513 LassoAnalysis]: Proved termination. [2021-12-21 22:31:45,447 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 5 Supporting invariants [] [2021-12-21 22:31:45,465 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 [2021-12-21 22:31:45,465 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-12-21 22:31:45,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:31:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:31:45,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-21 22:31:45,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 22:31:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 22:31:45,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-21 22:31:45,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 22:31:45,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 22:31:45,686 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 [2021-12-21 22:31:45,686 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1108 states and 1981 transitions. cyclomatic complexity: 877 Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:31:45,730 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1108 states and 1981 transitions. cyclomatic complexity: 877. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 2443 states and 4388 transitions. Complement of second has 4 states. [2021-12-21 22:31:45,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-21 22:31:45,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:31:45,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 540 transitions. [2021-12-21 22:31:45,732 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 29 letters. Loop has 13 letters. [2021-12-21 22:31:45,732 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-21 22:31:45,732 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 42 letters. Loop has 13 letters. [2021-12-21 22:31:45,732 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-21 22:31:45,732 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 540 transitions. Stem has 29 letters. Loop has 26 letters. [2021-12-21 22:31:45,732 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-21 22:31:45,732 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2443 states and 4388 transitions. [2021-12-21 22:31:45,742 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-21 22:31:45,743 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2443 states to 0 states and 0 transitions. [2021-12-21 22:31:45,743 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-21 22:31:45,743 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-21 22:31:45,743 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-21 22:31:45,743 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 22:31:45,743 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-21 22:31:45,743 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-21 22:31:45,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 22:31:45,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 22:31:45,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 22:31:45,744 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 22:31:45,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 22:31:45,744 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-12-21 22:31:45,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-21 22:31:45,745 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-12-21 22:31:45,745 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-21 22:31:45,745 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-12-21 22:31:45,745 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-21 22:31:45,745 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-21 22:31:45,745 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-21 22:31:45,745 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-21 22:31:45,745 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-21 22:31:45,745 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-21 22:31:45,745 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-21 22:31:45,746 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-21 22:31:45,746 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-21 22:31:45,746 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-21 22:31:45,746 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-21 22:31:45,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.12 10:31:45 BoogieIcfgContainer [2021-12-21 22:31:45,751 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-21 22:31:45,751 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 22:31:45,751 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 22:31:45,752 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 22:31:45,752 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:31:41" (3/4) ... [2021-12-21 22:31:45,754 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-21 22:31:45,754 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 22:31:45,754 INFO L158 Benchmark]: Toolchain (without parser) took 6560.68ms. Allocated memory was 113.2MB in the beginning and 228.6MB in the end (delta: 115.3MB). Free memory was 78.9MB in the beginning and 73.7MB in the end (delta: 5.2MB). Peak memory consumption was 121.4MB. Max. memory is 16.1GB. [2021-12-21 22:31:45,755 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 75.5MB. Free memory was 35.2MB in the beginning and 35.1MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 22:31:45,755 INFO L158 Benchmark]: CACSL2BoogieTranslator took 530.82ms. Allocated memory is still 113.2MB. Free memory was 78.7MB in the beginning and 62.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-21 22:31:45,755 INFO L158 Benchmark]: Boogie Procedure Inliner took 147.70ms. Allocated memory is still 113.2MB. Free memory was 62.6MB in the beginning and 43.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-21 22:31:45,756 INFO L158 Benchmark]: Boogie Preprocessor took 147.80ms. Allocated memory is still 113.2MB. Free memory was 43.8MB in the beginning and 73.8MB in the end (delta: -30.1MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2021-12-21 22:31:45,756 INFO L158 Benchmark]: RCFGBuilder took 1613.11ms. Allocated memory was 113.2MB in the beginning and 148.9MB in the end (delta: 35.7MB). Free memory was 73.3MB in the beginning and 82.8MB in the end (delta: -9.5MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2021-12-21 22:31:45,756 INFO L158 Benchmark]: BuchiAutomizer took 4113.02ms. Allocated memory was 148.9MB in the beginning and 228.6MB in the end (delta: 79.7MB). Free memory was 82.8MB in the beginning and 73.7MB in the end (delta: 9.1MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. [2021-12-21 22:31:45,757 INFO L158 Benchmark]: Witness Printer took 2.51ms. Allocated memory is still 228.6MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 22:31:45,758 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 75.5MB. Free memory was 35.2MB in the beginning and 35.1MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 530.82ms. Allocated memory is still 113.2MB. Free memory was 78.7MB in the beginning and 62.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 147.70ms. Allocated memory is still 113.2MB. Free memory was 62.6MB in the beginning and 43.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 147.80ms. Allocated memory is still 113.2MB. Free memory was 43.8MB in the beginning and 73.8MB in the end (delta: -30.1MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1613.11ms. Allocated memory was 113.2MB in the beginning and 148.9MB in the end (delta: 35.7MB). Free memory was 73.3MB in the beginning and 82.8MB in the end (delta: -9.5MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4113.02ms. Allocated memory was 148.9MB in the beginning and 228.6MB in the end (delta: 79.7MB). Free memory was 82.8MB in the beginning and 73.7MB in the end (delta: 9.1MB). Peak memory consumption was 89.6MB. Max. memory is 16.1GB. * Witness Printer took 2.51ms. Allocated memory is still 228.6MB. Free memory is still 73.7MB. 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 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op2 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op3 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 5 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.4s. Construction of modules took 0.0s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3191 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 1108 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6926 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6923 mSDsluCounter, 16899 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9514 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 119 IncrementalHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 7385 mSDtfsCounter, 119 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital51 mio100 ax100 hnf100 lsp21 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf86 smp100 dnf119 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 26ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 10 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-21 22:31:45,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-21 22:31:45,998 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE