./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/email_spec4_product33.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 791161d1 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_spec4_product33.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 7d58750164873693a8e41f270259eb299f067753793be4bdf6f5449bb7376f85 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 15:23:10,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 15:23:10,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 15:23:10,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 15:23:10,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 15:23:10,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 15:23:10,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 15:23:10,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 15:23:10,343 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 15:23:10,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 15:23:10,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 15:23:10,345 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 15:23:10,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 15:23:10,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 15:23:10,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 15:23:10,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 15:23:10,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 15:23:10,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 15:23:10,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 15:23:10,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 15:23:10,353 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 15:23:10,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 15:23:10,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 15:23:10,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 15:23:10,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 15:23:10,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 15:23:10,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 15:23:10,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 15:23:10,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 15:23:10,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 15:23:10,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 15:23:10,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 15:23:10,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 15:23:10,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 15:23:10,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 15:23:10,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 15:23:10,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 15:23:10,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 15:23:10,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 15:23:10,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 15:23:10,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 15:23:10,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 15:23:10,365 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-23 15:23:10,379 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 15:23:10,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 15:23:10,380 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 15:23:10,380 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 15:23:10,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 15:23:10,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 15:23:10,381 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 15:23:10,381 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-23 15:23:10,381 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-23 15:23:10,381 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-23 15:23:10,382 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-23 15:23:10,382 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-23 15:23:10,382 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-23 15:23:10,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 15:23:10,382 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-23 15:23:10,382 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 15:23:10,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 15:23:10,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-23 15:23:10,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 15:23:10,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-23 15:23:10,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-23 15:23:10,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-23 15:23:10,383 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-23 15:23:10,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 15:23:10,384 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-23 15:23:10,384 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 15:23:10,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-23 15:23:10,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 15:23:10,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 15:23:10,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 15:23:10,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 15:23:10,385 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-23 15:23:10,385 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d58750164873693a8e41f270259eb299f067753793be4bdf6f5449bb7376f85 [2022-07-23 15:23:10,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 15:23:10,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 15:23:10,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 15:23:10,549 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 15:23:10,550 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 15:23:10,550 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec4_product33.cil.c [2022-07-23 15:23:10,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/335196917/46163e1498f64c03a32ea2432391a451/FLAG6c811792a [2022-07-23 15:23:11,059 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 15:23:11,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec4_product33.cil.c [2022-07-23 15:23:11,074 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/335196917/46163e1498f64c03a32ea2432391a451/FLAG6c811792a [2022-07-23 15:23:11,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/335196917/46163e1498f64c03a32ea2432391a451 [2022-07-23 15:23:11,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 15:23:11,087 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 15:23:11,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 15:23:11,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 15:23:11,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 15:23:11,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:23:11" (1/1) ... [2022-07-23 15:23:11,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b72d62c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11, skipping insertion in model container [2022-07-23 15:23:11,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:23:11" (1/1) ... [2022-07-23 15:23:11,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 15:23:11,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 15:23:11,343 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_spec4_product33.cil.c[11229,11242] [2022-07-23 15:23:11,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 15:23:11,554 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 15:23:11,587 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_spec4_product33.cil.c[11229,11242] [2022-07-23 15:23:11,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 15:23:11,679 INFO L208 MainTranslator]: Completed translation [2022-07-23 15:23:11,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11 WrapperNode [2022-07-23 15:23:11,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 15:23:11,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 15:23:11,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 15:23:11,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 15:23:11,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11" (1/1) ... [2022-07-23 15:23:11,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11" (1/1) ... [2022-07-23 15:23:11,796 INFO L137 Inliner]: procedures = 134, calls = 228, calls flagged for inlining = 137, calls inlined = 201, statements flattened = 2958 [2022-07-23 15:23:11,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 15:23:11,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 15:23:11,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 15:23:11,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 15:23:11,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11" (1/1) ... [2022-07-23 15:23:11,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11" (1/1) ... [2022-07-23 15:23:11,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11" (1/1) ... [2022-07-23 15:23:11,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11" (1/1) ... [2022-07-23 15:23:11,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11" (1/1) ... [2022-07-23 15:23:11,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11" (1/1) ... [2022-07-23 15:23:11,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11" (1/1) ... [2022-07-23 15:23:11,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 15:23:11,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 15:23:11,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 15:23:11,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 15:23:11,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11" (1/1) ... [2022-07-23 15:23:11,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:11,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:11,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:11,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-23 15:23:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-07-23 15:23:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 15:23:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 15:23:11,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 15:23:11,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 15:23:12,162 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 15:23:12,163 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 15:23:13,058 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 15:23:13,068 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 15:23:13,069 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-23 15:23:13,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:23:13 BoogieIcfgContainer [2022-07-23 15:23:13,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 15:23:13,071 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-23 15:23:13,071 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-23 15:23:13,073 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-23 15:23:13,074 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:23:13,074 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.07 03:23:11" (1/3) ... [2022-07-23 15:23:13,075 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d5fb305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 03:23:13, skipping insertion in model container [2022-07-23 15:23:13,075 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:23:13,075 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:23:11" (2/3) ... [2022-07-23 15:23:13,075 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d5fb305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 03:23:13, skipping insertion in model container [2022-07-23 15:23:13,075 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:23:13,075 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:23:13" (3/3) ... [2022-07-23 15:23:13,076 INFO L354 chiAutomizerObserver]: Analyzing ICFG email_spec4_product33.cil.c [2022-07-23 15:23:13,123 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-23 15:23:13,124 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-23 15:23:13,124 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-23 15:23:13,124 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-23 15:23:13,124 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-23 15:23:13,124 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-23 15:23:13,124 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-23 15:23:13,125 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-23 15:23:13,129 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 647 states, 646 states have (on average 1.6702786377708978) internal successors, (1079), 646 states have internal predecessors, (1079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:13,174 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2022-07-23 15:23:13,174 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:23:13,175 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:23:13,182 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:13,183 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:13,185 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-23 15:23:13,186 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 647 states, 646 states have (on average 1.6702786377708978) internal successors, (1079), 646 states have internal predecessors, (1079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:13,208 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2022-07-23 15:23:13,210 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:23:13,210 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:23:13,211 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:13,212 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:13,216 INFO L752 eck$LassoCheckResult]: Stem: 636#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(10, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(20, 26);call #Ultimate.allocInit(22, 27);call #Ultimate.allocInit(21, 28);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(13, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(25, 37);call #Ultimate.allocInit(4, 38);call write~init~int(37, 38, 0, 1);call write~init~int(115, 38, 1, 1);call write~init~int(10, 38, 2, 1);call write~init~int(0, 38, 3, 1);call #Ultimate.allocInit(13, 39);~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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__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; 544#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; 571#L992true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 339#L985true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; 431#L1000true 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; 345#L607true 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; 303#L2464true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 315#L2470-2true assume { :end_inline_setClientId } true; 467#L484true 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; 441#L2029true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 480#L2035-2true assume { :end_inline_setClientPrivateKey } true; 524#L495true 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; 96#L2464-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 260#L2470-5true assume { :end_inline_setClientId } true; 536#L505true 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; 635#L2029-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 209#L2035-5true assume { :end_inline_setClientPrivateKey } true; 600#L516true 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; 86#L2464-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 534#L2470-8true assume { :end_inline_setClientId } true; 256#L526true 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; 107#L2029-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 126#L2035-8true assume { :end_inline_setClientPrivateKey } true; 412#L537true 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; 616#L594true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#1, test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#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~6#1, test_~tmp___0~2#1, test_~tmp___1~1#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~6#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#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; 323#L939-1true [2022-07-23 15:23:13,217 INFO L754 eck$LassoCheckResult]: Loop: 323#L939-1true assume !false; 343#L791true assume test_~splverifierCounter~0#1 < 4; 504#L792true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 192#L798true assume !(0 == test_~op1~0#1); 395#L811true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 582#L816true 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; 92#L1982true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 508#L1988-2true assume { :end_inline_setClientAutoResponse } true; 27#L737true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 323#L939-1true [2022-07-23 15:23:13,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:13,221 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2022-07-23 15:23:13,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:23:13,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559582495] [2022-07-23 15:23:13,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:23:13,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:23:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:13,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:23:13,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:23:13,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559582495] [2022-07-23 15:23:13,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559582495] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:23:13,420 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:23:13,420 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:23:13,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044483235] [2022-07-23 15:23:13,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:23:13,424 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:23:13,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:13,425 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2022-07-23 15:23:13,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:23:13,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200284068] [2022-07-23 15:23:13,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:23:13,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:23:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:23:13,459 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:23:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:23:13,491 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:23:13,577 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:23:13,577 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:23:13,577 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:23:13,577 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:23:13,578 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-23 15:23:13,578 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:13,578 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:23:13,579 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:23:13,579 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_product33.cil.c_Iteration1_Loop [2022-07-23 15:23:13,579 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:23:13,580 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:23:13,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:13,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:13,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:13,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:13,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:13,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:13,726 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:23:13,727 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-23 15:23:13,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:13,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:13,730 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:13,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-23 15:23:13,736 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:13,737 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:13,772 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:13,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:13,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:13,774 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:13,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-23 15:23:13,776 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-23 15:23:13,776 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:13,800 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-23 15:23:13,818 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:13,818 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:23:13,818 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:23:13,819 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:23:13,819 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:23:13,819 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 15:23:13,819 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:13,819 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:23:13,819 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:23:13,819 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_product33.cil.c_Iteration1_Loop [2022-07-23 15:23:13,819 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:23:13,819 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:23:13,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:13,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:13,831 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:13,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:13,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:13,845 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:13,951 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:23:13,955 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 15:23:13,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:13,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:13,962 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:13,963 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-23 15:23:13,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:13,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:13,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:13,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:13,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:13,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:13,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:13,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:13,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:14,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:14,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:14,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:14,009 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:14,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-23 15:23:14,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:14,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:14,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:14,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:14,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:14,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:14,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:14,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:14,035 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 15:23:14,039 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-23 15:23:14,039 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-23 15:23:14,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:14,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:14,050 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:14,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-23 15:23:14,064 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 15:23:14,064 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-23 15:23:14,064 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 15:23:14,065 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2022-07-23 15:23:14,096 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:14,104 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-23 15:23:14,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:14,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 15:23:14,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:23:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:14,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 15:23:14,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:23:14,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:23:14,389 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-23 15:23:14,391 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 647 states, 646 states have (on average 1.6702786377708978) internal successors, (1079), 646 states have internal predecessors, (1079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:14,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:14,595 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 647 states, 646 states have (on average 1.6702786377708978) internal successors, (1079), 646 states have internal predecessors, (1079), 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 2847 states and 4737 transitions. Complement of second has 7 states. [2022-07-23 15:23:14,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 15:23:14,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:14,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2707 transitions. [2022-07-23 15:23:14,603 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2707 transitions. Stem has 25 letters. Loop has 9 letters. [2022-07-23 15:23:14,604 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:14,604 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2707 transitions. Stem has 34 letters. Loop has 9 letters. [2022-07-23 15:23:14,605 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:14,605 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2707 transitions. Stem has 25 letters. Loop has 18 letters. [2022-07-23 15:23:14,605 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:14,606 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2847 states and 4737 transitions. [2022-07-23 15:23:14,630 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 443 [2022-07-23 15:23:14,639 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2847 states to 931 states and 1651 transitions. [2022-07-23 15:23:14,640 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 481 [2022-07-23 15:23:14,640 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 482 [2022-07-23 15:23:14,641 INFO L73 IsDeterministic]: Start isDeterministic. Operand 931 states and 1651 transitions. [2022-07-23 15:23:14,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 15:23:14,641 INFO L369 hiAutomatonCegarLoop]: Abstraction has 931 states and 1651 transitions. [2022-07-23 15:23:14,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states and 1651 transitions. [2022-07-23 15:23:14,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 488. [2022-07-23 15:23:14,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 488 states, 488 states have (on average 1.7622950819672132) internal successors, (860), 487 states have internal predecessors, (860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:14,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 860 transitions. [2022-07-23 15:23:14,674 INFO L392 hiAutomatonCegarLoop]: Abstraction has 488 states and 860 transitions. [2022-07-23 15:23:14,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:23:14,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:23:14,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:23:14,678 INFO L87 Difference]: Start difference. First operand 488 states and 860 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:14,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:23:14,705 INFO L93 Difference]: Finished difference Result 953 states and 1682 transitions. [2022-07-23 15:23:14,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:23:14,713 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 953 states and 1682 transitions. [2022-07-23 15:23:14,717 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 444 [2022-07-23 15:23:14,722 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 953 states to 953 states and 1682 transitions. [2022-07-23 15:23:14,722 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 497 [2022-07-23 15:23:14,723 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 497 [2022-07-23 15:23:14,723 INFO L73 IsDeterministic]: Start isDeterministic. Operand 953 states and 1682 transitions. [2022-07-23 15:23:14,724 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 15:23:14,724 INFO L369 hiAutomatonCegarLoop]: Abstraction has 953 states and 1682 transitions. [2022-07-23 15:23:14,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states and 1682 transitions. [2022-07-23 15:23:14,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 487. [2022-07-23 15:23:14,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 487 states, 487 states have (on average 1.757700205338809) internal successors, (856), 486 states have internal predecessors, (856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:14,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 856 transitions. [2022-07-23 15:23:14,738 INFO L392 hiAutomatonCegarLoop]: Abstraction has 487 states and 856 transitions. [2022-07-23 15:23:14,738 INFO L374 stractBuchiCegarLoop]: Abstraction has 487 states and 856 transitions. [2022-07-23 15:23:14,738 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-23 15:23:14,738 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 487 states and 856 transitions. [2022-07-23 15:23:14,740 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 222 [2022-07-23 15:23:14,740 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:23:14,740 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:23:14,742 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:14,742 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:14,742 INFO L752 eck$LassoCheckResult]: Stem: 5550#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(10, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(20, 26);call #Ultimate.allocInit(22, 27);call #Ultimate.allocInit(21, 28);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(13, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(25, 37);call #Ultimate.allocInit(4, 38);call write~init~int(37, 38, 0, 1);call write~init~int(115, 38, 1, 1);call write~init~int(10, 38, 2, 1);call write~init~int(0, 38, 3, 1);call #Ultimate.allocInit(13, 39);~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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__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; 5492#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; 5493#L992 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 5169#L985 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; 5170#L1000 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; 5187#L607 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; 5188#L2464 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 5077#L2470-2 assume { :end_inline_setClientId } true; 5080#L484 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; 5389#L2029 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 5390#L2035-2 assume { :end_inline_setClientPrivateKey } true; 5427#L495 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; 5357#L2464-2 assume !(1 == setClientId_~handle#1); 5291#L2467-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 5292#L2470-5 assume { :end_inline_setClientId } true; 5482#L505 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; 5483#L2029-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 5498#L2035-5 assume { :end_inline_setClientPrivateKey } true; 5509#L516 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; 5327#L2464-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 5329#L2470-8 assume { :end_inline_setClientId } true; 5481#L526 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; 5384#L2029-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 5132#L2035-8 assume { :end_inline_setClientPrivateKey } true; 5330#L537 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; 5331#L594 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#1, test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#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~6#1, test_~tmp___0~2#1, test_~tmp___1~1#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~6#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#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; 5545#L939-1 assume !false; 5112#L791 [2022-07-23 15:23:14,743 INFO L754 eck$LassoCheckResult]: Loop: 5112#L791 assume test_~splverifierCounter~0#1 < 4; 5179#L792 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 5457#L798 assume !(0 == test_~op1~0#1); 5283#L811 assume !(0 == test_~op2~0#1); 5284#L825 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 5421#L830 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; 5259#L2029-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 5260#L2035-11 assume { :end_inline_setClientPrivateKey } true; 5522#L707 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 5111#L939-1 assume !false; 5112#L791 [2022-07-23 15:23:14,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:14,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2022-07-23 15:23:14,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:23:14,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053350976] [2022-07-23 15:23:14,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:23:14,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:23:14,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:14,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:23:14,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:23:14,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053350976] [2022-07-23 15:23:14,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053350976] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:23:14,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:23:14,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:23:14,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389042258] [2022-07-23 15:23:14,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:23:14,846 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:23:14,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:14,846 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2022-07-23 15:23:14,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:23:14,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768963469] [2022-07-23 15:23:14,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:23:14,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:23:14,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:23:14,851 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:23:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:23:14,861 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:23:14,930 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:23:14,930 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:23:14,930 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:23:14,930 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:23:14,930 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-23 15:23:14,930 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:14,930 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:23:14,931 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:23:14,931 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_product33.cil.c_Iteration2_Loop [2022-07-23 15:23:14,931 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:23:14,931 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:23:14,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:14,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:14,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:14,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:14,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:14,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:14,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:15,039 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:23:15,039 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-23 15:23:15,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:15,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:15,080 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:15,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-23 15:23:15,084 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:15,084 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:15,108 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:15,108 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:15,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:15,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:15,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:15,128 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:15,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-23 15:23:15,130 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:15,130 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:15,178 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:15,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:15,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:15,180 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:15,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-23 15:23:15,183 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-23 15:23:15,183 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:15,207 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-23 15:23:15,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:15,227 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:23:15,227 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:23:15,227 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:23:15,227 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:23:15,227 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 15:23:15,227 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:15,227 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:23:15,227 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:23:15,227 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_product33.cil.c_Iteration2_Loop [2022-07-23 15:23:15,227 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:23:15,228 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:23:15,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:15,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:15,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:15,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:15,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:15,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:15,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:15,349 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:23:15,349 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 15:23:15,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:15,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:15,351 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:15,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-23 15:23:15,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:15,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:15,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:15,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:15,360 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:15,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:15,361 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:15,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:15,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:15,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:15,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:15,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:15,393 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:15,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-23 15:23:15,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:15,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:15,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:15,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:15,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:15,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:15,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:15,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:15,421 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 15:23:15,430 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-23 15:23:15,430 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-23 15:23:15,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:15,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:15,431 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:15,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-23 15:23:15,433 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 15:23:15,433 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-23 15:23:15,434 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 15:23:15,434 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2022-07-23 15:23:15,449 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:15,450 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-23 15:23:15,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:15,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 15:23:15,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:23:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:15,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 15:23:15,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:23:15,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:23:15,636 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-23 15:23:15,636 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 487 states and 856 transitions. cyclomatic complexity: 371 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:15,682 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 487 states and 856 transitions. cyclomatic complexity: 371. 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 1821 states and 3235 transitions. Complement of second has 6 states. [2022-07-23 15:23:15,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 15:23:15,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:15,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 854 transitions. [2022-07-23 15:23:15,684 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 10 letters. [2022-07-23 15:23:15,685 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:15,685 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 37 letters. Loop has 10 letters. [2022-07-23 15:23:15,685 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:15,685 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 20 letters. [2022-07-23 15:23:15,696 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:15,697 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1821 states and 3235 transitions. [2022-07-23 15:23:15,704 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2022-07-23 15:23:15,712 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1821 states to 1811 states and 3219 transitions. [2022-07-23 15:23:15,713 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 473 [2022-07-23 15:23:15,713 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 475 [2022-07-23 15:23:15,713 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1811 states and 3219 transitions. [2022-07-23 15:23:15,713 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 15:23:15,713 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1811 states and 3219 transitions. [2022-07-23 15:23:15,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states and 3219 transitions. [2022-07-23 15:23:15,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 932. [2022-07-23 15:23:15,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 1.7703862660944205) internal successors, (1650), 931 states have internal predecessors, (1650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:15,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1650 transitions. [2022-07-23 15:23:15,729 INFO L392 hiAutomatonCegarLoop]: Abstraction has 932 states and 1650 transitions. [2022-07-23 15:23:15,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:23:15,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 15:23:15,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-23 15:23:15,730 INFO L87 Difference]: Start difference. First operand 932 states and 1650 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:15,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:23:15,823 INFO L93 Difference]: Finished difference Result 1807 states and 3197 transitions. [2022-07-23 15:23:15,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 15:23:15,824 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1807 states and 3197 transitions. [2022-07-23 15:23:15,831 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 428 [2022-07-23 15:23:15,837 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1807 states to 1807 states and 3197 transitions. [2022-07-23 15:23:15,837 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 479 [2022-07-23 15:23:15,838 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 479 [2022-07-23 15:23:15,838 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1807 states and 3197 transitions. [2022-07-23 15:23:15,838 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 15:23:15,838 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1807 states and 3197 transitions. [2022-07-23 15:23:15,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states and 3197 transitions. [2022-07-23 15:23:15,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 932. [2022-07-23 15:23:15,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 932 states, 932 states have (on average 1.76931330472103) internal successors, (1649), 931 states have internal predecessors, (1649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:15,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1649 transitions. [2022-07-23 15:23:15,850 INFO L392 hiAutomatonCegarLoop]: Abstraction has 932 states and 1649 transitions. [2022-07-23 15:23:15,851 INFO L374 stractBuchiCegarLoop]: Abstraction has 932 states and 1649 transitions. [2022-07-23 15:23:15,851 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-23 15:23:15,851 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 932 states and 1649 transitions. [2022-07-23 15:23:15,853 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-07-23 15:23:15,853 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:23:15,854 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:23:15,854 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:15,854 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:15,855 INFO L752 eck$LassoCheckResult]: Stem: 10752#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(10, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(20, 26);call #Ultimate.allocInit(22, 27);call #Ultimate.allocInit(21, 28);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(13, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(25, 37);call #Ultimate.allocInit(4, 38);call write~init~int(37, 38, 0, 1);call write~init~int(115, 38, 1, 1);call write~init~int(10, 38, 2, 1);call write~init~int(0, 38, 3, 1);call #Ultimate.allocInit(13, 39);~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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__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; 10691#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; 10692#L992 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 10360#L985 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; 10361#L1000 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; 10380#L607 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; 10381#L2464 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 10267#L2470-2 assume { :end_inline_setClientId } true; 10270#L484 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; 10580#L2029 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10581#L2035-2 assume { :end_inline_setClientPrivateKey } true; 10623#L495 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; 10548#L2464-2 assume !(1 == setClientId_~handle#1); 10482#L2467-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 10483#L2470-5 assume { :end_inline_setClientId } true; 10680#L505 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; 10681#L2029-2 assume !(1 == setClientPrivateKey_~handle#1); 10695#L2032-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 10697#L2035-5 assume { :end_inline_setClientPrivateKey } true; 10708#L516 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; 10518#L2464-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 10520#L2470-8 assume { :end_inline_setClientId } true; 10679#L526 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; 10575#L2029-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10323#L2035-8 assume { :end_inline_setClientPrivateKey } true; 10521#L537 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; 10522#L594 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#1, test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#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~6#1, test_~tmp___0~2#1, test_~tmp___1~1#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~6#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#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; 10746#L939-1 assume !false; 10771#L791 assume test_~splverifierCounter~0#1 < 4; 10653#L792 [2022-07-23 15:23:15,855 INFO L754 eck$LassoCheckResult]: Loop: 10653#L792 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 10654#L798 assume !(0 == test_~op1~0#1); 10474#L811 assume !(0 == test_~op2~0#1); 10475#L825 assume !(0 == test_~op3~0#1); 10362#L839 assume !(0 == test_~op4~0#1); 10364#L853 assume !(0 == test_~op5~0#1); 10406#L867 assume !(0 == test_~op6~0#1); 10571#L881 assume !(0 == test_~op7~0#1); 10492#L895 assume 0 == test_~op8~0#1;test_~tmp___2~0#1 := test_#t~nondet54#1;havoc test_#t~nondet54#1; 10493#L900 assume 0 != test_~tmp___2~0#1;test_~op8~0#1 := 1; 10301#L939-1 assume !false; 10302#L791 assume test_~splverifierCounter~0#1 < 4; 10653#L792 [2022-07-23 15:23:15,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:15,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2022-07-23 15:23:15,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:23:15,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574402810] [2022-07-23 15:23:15,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:23:15,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:23:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:15,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:15,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:23:15,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:23:15,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574402810] [2022-07-23 15:23:15,920 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574402810] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:23:15,921 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:23:15,921 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:23:15,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467021731] [2022-07-23 15:23:15,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:23:15,921 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:23:15,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:15,922 INFO L85 PathProgramCache]: Analyzing trace with hash -163709213, now seen corresponding path program 1 times [2022-07-23 15:23:15,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:23:15,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426586673] [2022-07-23 15:23:15,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:23:15,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:23:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:23:15,927 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:23:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:23:15,932 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:23:15,986 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:23:15,986 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:23:15,986 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:23:15,986 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:23:15,987 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-23 15:23:15,987 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:15,987 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:23:15,987 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:23:15,987 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_product33.cil.c_Iteration3_Loop [2022-07-23 15:23:15,987 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:23:15,987 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:23:15,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:15,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:15,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:15,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:15,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,095 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:23:16,095 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-23 15:23:16,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:16,096 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:16,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-23 15:23:16,099 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:16,099 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:16,120 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:16,120 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:16,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:16,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:16,140 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:16,148 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:16,148 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:16,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-23 15:23:16,166 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:16,166 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet54#1=5, ULTIMATE.start_test_~tmp___2~0#1=5} Honda state: {ULTIMATE.start_test_#t~nondet54#1=5, ULTIMATE.start_test_~tmp___2~0#1=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:16,184 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:16,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:16,186 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:16,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-23 15:23:16,188 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:16,188 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:16,211 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:16,211 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:16,227 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:16,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:16,228 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:16,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-23 15:23:16,230 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:16,230 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:16,247 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:16,247 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:16,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:16,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:16,263 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:16,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-23 15:23:16,265 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:16,265 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:16,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:16,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:16,288 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:16,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-23 15:23:16,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-23 15:23:16,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:16,310 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-23 15:23:16,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:16,326 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:23:16,326 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:23:16,326 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:23:16,326 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:23:16,326 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 15:23:16,326 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,326 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:23:16,326 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:23:16,326 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_product33.cil.c_Iteration3_Loop [2022-07-23 15:23:16,326 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:23:16,326 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:23:16,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:16,434 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:23:16,434 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 15:23:16,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:16,435 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:16,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-23 15:23:16,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:16,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:16,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:16,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:16,444 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:16,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:16,447 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:16,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:16,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:16,480 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:16,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:16,481 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:16,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-23 15:23:16,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:16,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:16,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:16,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:16,517 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:16,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:16,518 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:16,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:16,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:16,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-07-23 15:23:16,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:16,545 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:16,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-23 15:23:16,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:16,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:16,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:16,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:16,553 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:16,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:16,553 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:16,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:16,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:16,582 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:16,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:16,583 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:16,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-07-23 15:23:16,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:16,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:16,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:16,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:16,592 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:16,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:16,592 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:16,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:16,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:16,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:16,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:16,625 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:16,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-07-23 15:23:16,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:16,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:16,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:16,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:16,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:16,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:16,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:16,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:16,639 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 15:23:16,640 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-23 15:23:16,640 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-23 15:23:16,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:16,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:16,641 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:16,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-23 15:23:16,643 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 15:23:16,643 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-23 15:23:16,644 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 15:23:16,644 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op8~0#1) = -2*ULTIMATE.start_test_~op8~0#1 + 1 Supporting invariants [] [2022-07-23 15:23:16,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:16,661 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-23 15:23:16,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:16,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 15:23:16,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:23:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:16,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 15:23:16,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:23:16,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:23:16,855 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-23 15:23:16,855 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 932 states and 1649 transitions. cyclomatic complexity: 721 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:16,909 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 932 states and 1649 transitions. cyclomatic complexity: 721. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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 4062 states and 7226 transitions. Complement of second has 6 states. [2022-07-23 15:23:16,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 15:23:16,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:16,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 862 transitions. [2022-07-23 15:23:16,912 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 12 letters. [2022-07-23 15:23:16,913 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:16,913 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 41 letters. Loop has 12 letters. [2022-07-23 15:23:16,914 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:16,914 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 24 letters. [2022-07-23 15:23:16,914 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:16,914 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4062 states and 7226 transitions. [2022-07-23 15:23:16,934 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2022-07-23 15:23:16,949 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4062 states to 4062 states and 7226 transitions. [2022-07-23 15:23:16,949 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2022-07-23 15:23:16,950 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2022-07-23 15:23:16,950 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4062 states and 7226 transitions. [2022-07-23 15:23:16,950 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 15:23:16,950 INFO L369 hiAutomatonCegarLoop]: Abstraction has 4062 states and 7226 transitions. [2022-07-23 15:23:16,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states and 7226 transitions. [2022-07-23 15:23:16,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 2058. [2022-07-23 15:23:16,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2058 states, 2058 states have (on average 1.7759961127308066) internal successors, (3655), 2057 states have internal predecessors, (3655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:17,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3655 transitions. [2022-07-23 15:23:17,000 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2058 states and 3655 transitions. [2022-07-23 15:23:17,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:23:17,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:23:17,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:23:17,001 INFO L87 Difference]: Start difference. First operand 2058 states and 3655 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:17,002 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-07-23 15:23:17,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:23:17,024 INFO L93 Difference]: Finished difference Result 2065 states and 3662 transitions. [2022-07-23 15:23:17,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:23:17,026 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2065 states and 3662 transitions. [2022-07-23 15:23:17,033 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-07-23 15:23:17,040 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2065 states to 2065 states and 3662 transitions. [2022-07-23 15:23:17,040 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 266 [2022-07-23 15:23:17,040 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 266 [2022-07-23 15:23:17,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2065 states and 3662 transitions. [2022-07-23 15:23:17,041 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 15:23:17,041 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2065 states and 3662 transitions. [2022-07-23 15:23:17,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2065 states and 3662 transitions. [2022-07-23 15:23:17,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2065 to 2058. [2022-07-23 15:23:17,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2058 states, 2058 states have (on average 1.7745383867832847) internal successors, (3652), 2057 states have internal predecessors, (3652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:17,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3652 transitions. [2022-07-23 15:23:17,063 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2058 states and 3652 transitions. [2022-07-23 15:23:17,063 INFO L374 stractBuchiCegarLoop]: Abstraction has 2058 states and 3652 transitions. [2022-07-23 15:23:17,063 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-23 15:23:17,063 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2058 states and 3652 transitions. [2022-07-23 15:23:17,068 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-07-23 15:23:17,068 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:23:17,069 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:23:17,070 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:17,070 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:17,071 INFO L752 eck$LassoCheckResult]: Stem: 20010#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(10, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(20, 26);call #Ultimate.allocInit(22, 27);call #Ultimate.allocInit(21, 28);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(13, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(25, 37);call #Ultimate.allocInit(4, 38);call write~init~int(37, 38, 0, 1);call write~init~int(115, 38, 1, 1);call write~init~int(10, 38, 2, 1);call write~init~int(0, 38, 3, 1);call #Ultimate.allocInit(13, 39);~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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__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; 19950#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; 19951#L992 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 19624#L985 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; 19625#L1000 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; 19642#L607 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; 19643#L2464 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 19531#L2470-2 assume { :end_inline_setClientId } true; 19534#L484 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; 19841#L2029 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 19842#L2035-2 assume { :end_inline_setClientPrivateKey } true; 19882#L495 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; 19810#L2464-2 assume !(1 == setClientId_~handle#1); 19744#L2467-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 19745#L2470-5 assume { :end_inline_setClientId } true; 19940#L505 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; 19941#L2029-2 assume !(1 == setClientPrivateKey_~handle#1); 19954#L2032-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 19956#L2035-5 assume { :end_inline_setClientPrivateKey } true; 19967#L516 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; 19780#L2464-4 assume !(1 == setClientId_~handle#1); 19781#L2467-4 assume !(2 == setClientId_~handle#1); 19997#L2470-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 19938#L2470-8 assume { :end_inline_setClientId } true; 19939#L526 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; 19836#L2029-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 19587#L2035-8 assume { :end_inline_setClientPrivateKey } true; 19782#L537 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; 19783#L594 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#1, test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#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~6#1, test_~tmp___0~2#1, test_~tmp___1~1#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~6#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#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; 20004#L939-1 assume !false; 20012#L791 assume test_~splverifierCounter~0#1 < 4; 20013#L792 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19913#L798 [2022-07-23 15:23:17,071 INFO L754 eck$LassoCheckResult]: Loop: 19913#L798 assume !(0 == test_~op1~0#1); 19736#L811 assume !(0 == test_~op2~0#1); 19737#L825 assume !(0 == test_~op3~0#1); 19626#L839 assume !(0 == test_~op4~0#1); 19628#L853 assume !(0 == test_~op5~0#1); 19668#L867 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet52#1;havoc test_#t~nondet52#1; 19995#L872 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; 19768#L2417 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 19539#L2423-2 assume { :end_inline_setClientForwardReceiver } true; 19540#L747 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 19565#L939-1 assume !false; 19566#L791 assume test_~splverifierCounter~0#1 < 4; 19912#L792 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19913#L798 [2022-07-23 15:23:17,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:17,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1020214626, now seen corresponding path program 1 times [2022-07-23 15:23:17,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:23:17,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107787971] [2022-07-23 15:23:17,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:23:17,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:23:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:17,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:23:17,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:23:17,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107787971] [2022-07-23 15:23:17,110 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107787971] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:23:17,110 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:23:17,110 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:23:17,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458376990] [2022-07-23 15:23:17,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:23:17,111 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:23:17,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:17,111 INFO L85 PathProgramCache]: Analyzing trace with hash -1723919638, now seen corresponding path program 1 times [2022-07-23 15:23:17,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:23:17,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602549895] [2022-07-23 15:23:17,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:23:17,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:23:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:23:17,117 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:23:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:23:17,122 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:23:17,191 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:23:17,192 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:23:17,192 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:23:17,192 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:23:17,192 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-23 15:23:17,192 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,192 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:23:17,192 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:23:17,192 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_product33.cil.c_Iteration4_Loop [2022-07-23 15:23:17,192 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:23:17,193 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:23:17,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,305 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:23:17,305 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-23 15:23:17,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,306 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-07-23 15:23:17,308 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:17,308 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:17,329 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:17,329 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___4~0#1=7, ULTIMATE.start_test_#t~nondet52#1=7} Honda state: {ULTIMATE.start_test_~tmp___4~0#1=7, ULTIMATE.start_test_#t~nondet52#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:17,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:17,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,348 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-07-23 15:23:17,365 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:17,365 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:17,375 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:17,375 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:17,390 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-07-23 15:23:17,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,391 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-07-23 15:23:17,394 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:17,395 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:17,410 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:17,410 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:17,426 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-23 15:23:17,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,427 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-07-23 15:23:17,429 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:17,429 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:17,439 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:17,439 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:17,455 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:17,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,457 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-07-23 15:23:17,459 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:17,459 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:17,472 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:17,472 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Honda state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:17,487 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-23 15:23:17,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,488 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-07-23 15:23:17,490 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:17,491 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:17,505 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:17,505 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Honda state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:17,519 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-07-23 15:23:17,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,521 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-07-23 15:23:17,527 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:17,527 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:17,537 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:17,537 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:17,554 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:17,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,555 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-07-23 15:23:17,556 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:17,557 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:17,579 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:17,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,580 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-07-23 15:23:17,582 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-23 15:23:17,582 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:17,592 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-23 15:23:17,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-07-23 15:23:17,607 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:23:17,607 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:23:17,607 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:23:17,607 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:23:17,607 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 15:23:17,607 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,607 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:23:17,607 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:23:17,607 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_product33.cil.c_Iteration4_Loop [2022-07-23 15:23:17,607 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:23:17,608 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:23:17,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:17,741 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:23:17,741 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 15:23:17,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,749 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-07-23 15:23:17,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:17,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:17,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:17,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:17,756 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:17,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:17,757 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:17,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:17,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:17,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:17,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,792 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-07-23 15:23:17,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:17,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:17,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:17,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:17,800 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:17,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:17,801 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:17,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:17,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:17,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:17,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,836 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-07-23 15:23:17,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:17,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:17,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:17,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:17,845 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:17,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:17,845 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:17,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:17,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:17,879 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:17,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,881 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-07-23 15:23:17,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:17,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:17,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:17,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:17,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:17,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:17,891 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:17,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:17,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:17,922 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-07-23 15:23:17,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,924 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-07-23 15:23:17,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:17,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:17,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:17,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:17,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:17,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:17,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:17,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:17,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:17,949 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-07-23 15:23:17,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,951 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-07-23 15:23:17,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:17,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:17,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:17,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:17,959 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:17,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:17,959 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:17,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:17,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:17,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-07-23 15:23:17,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:17,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:17,977 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:17,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-07-23 15:23:17,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:17,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:17,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:17,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:17,986 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:17,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:17,987 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:17,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:17,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:18,016 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:18,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:18,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:18,017 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:18,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-07-23 15:23:18,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:18,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:18,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:18,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:18,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:18,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:18,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:18,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:18,026 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 15:23:18,028 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-23 15:23:18,028 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-23 15:23:18,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:18,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:18,029 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:18,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-07-23 15:23:18,030 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 15:23:18,031 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-23 15:23:18,031 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 15:23:18,031 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op6~0#1) = -2*ULTIMATE.start_test_~op6~0#1 + 1 Supporting invariants [] [2022-07-23 15:23:18,046 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-07-23 15:23:18,046 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-23 15:23:18,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:18,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:18,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 15:23:18,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:23:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:18,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 15:23:18,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:23:18,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:23:18,210 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-23 15:23:18,210 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2058 states and 3652 transitions. cyclomatic complexity: 1603 Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:18,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:18,299 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2058 states and 3652 transitions. cyclomatic complexity: 1603. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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 8892 states and 15852 transitions. Complement of second has 6 states. [2022-07-23 15:23:18,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 15:23:18,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:18,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 853 transitions. [2022-07-23 15:23:18,305 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 32 letters. Loop has 13 letters. [2022-07-23 15:23:18,305 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:18,305 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 45 letters. Loop has 13 letters. [2022-07-23 15:23:18,306 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:18,306 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 32 letters. Loop has 26 letters. [2022-07-23 15:23:18,306 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:18,306 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8892 states and 15852 transitions. [2022-07-23 15:23:18,342 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 423 [2022-07-23 15:23:18,375 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8892 states to 8847 states and 15780 transitions. [2022-07-23 15:23:18,376 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 477 [2022-07-23 15:23:18,376 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2022-07-23 15:23:18,376 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8847 states and 15780 transitions. [2022-07-23 15:23:18,379 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 15:23:18,379 INFO L369 hiAutomatonCegarLoop]: Abstraction has 8847 states and 15780 transitions. [2022-07-23 15:23:18,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8847 states and 15780 transitions. [2022-07-23 15:23:18,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8847 to 4489. [2022-07-23 15:23:18,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7828024058810426) internal successors, (8003), 4488 states have internal predecessors, (8003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:18,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8003 transitions. [2022-07-23 15:23:18,449 INFO L392 hiAutomatonCegarLoop]: Abstraction has 4489 states and 8003 transitions. [2022-07-23 15:23:18,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:23:18,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 15:23:18,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-23 15:23:18,450 INFO L87 Difference]: Start difference. First operand 4489 states and 8003 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:18,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:23:18,535 INFO L93 Difference]: Finished difference Result 8780 states and 15612 transitions. [2022-07-23 15:23:18,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 15:23:18,537 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8780 states and 15612 transitions. [2022-07-23 15:23:18,563 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2022-07-23 15:23:18,602 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8780 states to 8780 states and 15612 transitions. [2022-07-23 15:23:18,602 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2022-07-23 15:23:18,602 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 478 [2022-07-23 15:23:18,603 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8780 states and 15612 transitions. [2022-07-23 15:23:18,603 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 15:23:18,603 INFO L369 hiAutomatonCegarLoop]: Abstraction has 8780 states and 15612 transitions. [2022-07-23 15:23:18,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8780 states and 15612 transitions. [2022-07-23 15:23:18,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8780 to 4489. [2022-07-23 15:23:18,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7825796391178437) internal successors, (8002), 4488 states have internal predecessors, (8002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:18,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8002 transitions. [2022-07-23 15:23:18,706 INFO L392 hiAutomatonCegarLoop]: Abstraction has 4489 states and 8002 transitions. [2022-07-23 15:23:18,706 INFO L374 stractBuchiCegarLoop]: Abstraction has 4489 states and 8002 transitions. [2022-07-23 15:23:18,706 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-23 15:23:18,706 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 8002 transitions. [2022-07-23 15:23:18,714 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-07-23 15:23:18,714 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:23:18,714 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:23:18,715 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:18,715 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:18,715 INFO L752 eck$LassoCheckResult]: Stem: 44394#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(10, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(20, 26);call #Ultimate.allocInit(22, 27);call #Ultimate.allocInit(21, 28);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(13, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(25, 37);call #Ultimate.allocInit(4, 38);call write~init~int(37, 38, 0, 1);call write~init~int(115, 38, 1, 1);call write~init~int(10, 38, 2, 1);call write~init~int(0, 38, 3, 1);call #Ultimate.allocInit(13, 39);~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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__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; 44333#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; 44334#L992 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 44005#L985 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; 44006#L1000 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; 44024#L607 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; 44025#L2464 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 43915#L2470-2 assume { :end_inline_setClientId } true; 43918#L484 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; 44221#L2029 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 44222#L2035-2 assume { :end_inline_setClientPrivateKey } true; 44260#L495 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; 44190#L2464-2 assume !(1 == setClientId_~handle#1); 44126#L2467-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 44127#L2470-5 assume { :end_inline_setClientId } true; 44322#L505 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; 44323#L2029-2 assume !(1 == setClientPrivateKey_~handle#1); 44336#L2032-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 44338#L2035-5 assume { :end_inline_setClientPrivateKey } true; 44350#L516 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; 44160#L2464-4 assume !(1 == setClientId_~handle#1); 44161#L2467-4 assume !(2 == setClientId_~handle#1); 44380#L2470-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 44320#L2470-8 assume { :end_inline_setClientId } true; 44321#L526 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; 44216#L2029-4 assume !(1 == setClientPrivateKey_~handle#1); 43967#L2032-4 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 43968#L2035-8 assume { :end_inline_setClientPrivateKey } true; 44162#L537 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; 44163#L594 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#1, test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#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~6#1, test_~tmp___0~2#1, test_~tmp___1~1#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~6#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#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; 44387#L939-1 assume !false; 44467#L791 assume test_~splverifierCounter~0#1 < 4; 44465#L792 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 44461#L798 assume !(0 == test_~op1~0#1); 44118#L811 [2022-07-23 15:23:18,715 INFO L754 eck$LassoCheckResult]: Loop: 44118#L811 assume !(0 == test_~op2~0#1); 44119#L825 assume !(0 == test_~op3~0#1); 44007#L839 assume !(0 == test_~op4~0#1); 44009#L853 assume !(0 == test_~op5~0#1); 44049#L867 assume !(0 == test_~op6~0#1); 44212#L881 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet53#1;havoc test_#t~nondet53#1; 44213#L886 assume 0 != test_~tmp___3~0#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 44273#L2029-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 44079#L2035-14 assume { :end_inline_setClientPrivateKey } true; 44261#L1316 assume { :end_inline_generateKeyPair } true; 44262#L727 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 43947#L939-1 assume !false; 43948#L791 assume test_~splverifierCounter~0#1 < 4; 44292#L792 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 44293#L798 assume !(0 == test_~op1~0#1); 44118#L811 [2022-07-23 15:23:18,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:18,716 INFO L85 PathProgramCache]: Analyzing trace with hash -235159008, now seen corresponding path program 1 times [2022-07-23 15:23:18,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:23:18,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661497195] [2022-07-23 15:23:18,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:23:18,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:23:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:18,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:23:18,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:23:18,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661497195] [2022-07-23 15:23:18,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661497195] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:23:18,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:23:18,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:23:18,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856352175] [2022-07-23 15:23:18,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:23:18,745 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:23:18,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:18,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1439661217, now seen corresponding path program 1 times [2022-07-23 15:23:18,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:23:18,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477121491] [2022-07-23 15:23:18,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:23:18,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:23:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:23:18,750 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:23:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:23:18,755 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:23:18,874 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:23:18,874 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:23:18,875 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:23:18,875 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:23:18,875 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-23 15:23:18,875 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:18,875 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:23:18,875 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:23:18,875 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_product33.cil.c_Iteration5_Loop [2022-07-23 15:23:18,875 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:23:18,875 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:23:18,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:18,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:18,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:18,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:18,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:18,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:18,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:18,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:18,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:18,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:18,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:19,029 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:23:19,029 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-23 15:23:19,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,030 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-07-23 15:23:19,033 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:19,033 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:19,054 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:19,054 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:19,069 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-07-23 15:23:19,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,070 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-07-23 15:23:19,072 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:19,073 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:19,083 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:19,083 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:19,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:19,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,099 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-07-23 15:23:19,102 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:19,102 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:19,112 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:19,112 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:19,126 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-07-23 15:23:19,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,127 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-07-23 15:23:19,129 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:19,129 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:19,139 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:19,139 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:19,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-07-23 15:23:19,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,155 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-07-23 15:23:19,157 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:19,157 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:19,169 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:19,169 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:19,185 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-07-23 15:23:19,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,186 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-07-23 15:23:19,188 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:19,188 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:19,199 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:19,199 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:19,214 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:19,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,215 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-07-23 15:23:19,216 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:19,216 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:19,227 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:19,227 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:19,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:19,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,244 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-07-23 15:23:19,245 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:19,245 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:19,256 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:19,256 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=4, ULTIMATE.start_test_#t~nondet53#1=4} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=4, ULTIMATE.start_test_#t~nondet53#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:19,271 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:19,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,272 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,272 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-23 15:23:19,274 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:19,274 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:19,283 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:19,283 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op6~0#1=-1} Honda state: {ULTIMATE.start_test_~op6~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:19,298 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-07-23 15:23:19,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,299 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-23 15:23:19,301 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:19,301 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:19,321 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-07-23 15:23:19,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,322 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-23 15:23:19,324 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-23 15:23:19,324 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:19,348 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-23 15:23:19,350 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:19,350 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:23:19,350 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:23:19,350 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:23:19,350 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:23:19,350 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 15:23:19,350 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,350 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:23:19,350 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:23:19,351 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_product33.cil.c_Iteration5_Loop [2022-07-23 15:23:19,351 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:23:19,351 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:23:19,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:19,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:19,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:19,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:19,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:19,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:19,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:19,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:19,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:19,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:19,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:19,508 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:23:19,509 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 15:23:19,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,511 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-07-23 15:23:19,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:19,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:19,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:19,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:19,518 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:19,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:19,519 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:19,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:19,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:19,534 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:19,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,535 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-07-23 15:23:19,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:19,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:19,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:19,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:19,542 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:19,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:19,542 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:19,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:19,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:19,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-07-23 15:23:19,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,559 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-07-23 15:23:19,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:19,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:19,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:19,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:19,570 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:19,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:19,571 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:19,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:19,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:19,587 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-07-23 15:23:19,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,588 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-07-23 15:23:19,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:19,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:19,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:19,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:19,595 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:19,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:19,596 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:19,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:19,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:19,611 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-07-23 15:23:19,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,612 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-23 15:23:19,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:19,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:19,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:19,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:19,620 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:19,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:19,620 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:19,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:19,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:19,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:19,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,643 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-07-23 15:23:19,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:19,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:19,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:19,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:19,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:19,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:19,652 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:19,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:19,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:19,668 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-07-23 15:23:19,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,670 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-23 15:23:19,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:19,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:19,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:19,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:19,676 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:19,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:19,677 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:19,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:19,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:19,704 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:19,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,705 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-07-23 15:23:19,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:19,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:19,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:19,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:19,717 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:19,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:19,717 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:19,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:19,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:19,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:19,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,749 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-07-23 15:23:19,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:19,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:19,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:19,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:19,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:19,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:19,757 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:19,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:19,758 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 15:23:19,761 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-23 15:23:19,761 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-23 15:23:19,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:19,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:19,762 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:19,763 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-07-23 15:23:19,764 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 15:23:19,764 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-23 15:23:19,764 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 15:23:19,764 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2022-07-23 15:23:19,778 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-07-23 15:23:19,779 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-23 15:23:19,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:19,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:19,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 15:23:19,901 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:19,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:23:19,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:19,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 15:23:19,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:23:20,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:23:20,006 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-23 15:23:20,006 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4489 states and 8002 transitions. cyclomatic complexity: 3533 Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:20,085 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4489 states and 8002 transitions. cyclomatic complexity: 3533. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 14919 states and 26669 transitions. Complement of second has 6 states. [2022-07-23 15:23:20,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 15:23:20,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:20,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 858 transitions. [2022-07-23 15:23:20,087 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 34 letters. Loop has 15 letters. [2022-07-23 15:23:20,087 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:20,087 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 49 letters. Loop has 15 letters. [2022-07-23 15:23:20,087 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:20,087 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 34 letters. Loop has 30 letters. [2022-07-23 15:23:20,088 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:20,088 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14919 states and 26669 transitions. [2022-07-23 15:23:20,130 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-07-23 15:23:20,139 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14919 states to 4489 states and 7966 transitions. [2022-07-23 15:23:20,139 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 259 [2022-07-23 15:23:20,139 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 259 [2022-07-23 15:23:20,140 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4489 states and 7966 transitions. [2022-07-23 15:23:20,140 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 15:23:20,140 INFO L369 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7966 transitions. [2022-07-23 15:23:20,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4489 states and 7966 transitions. [2022-07-23 15:23:20,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4489 to 4489. [2022-07-23 15:23:20,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.774560035642682) internal successors, (7966), 4488 states have internal predecessors, (7966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:20,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7966 transitions. [2022-07-23 15:23:20,181 INFO L392 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7966 transitions. [2022-07-23 15:23:20,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:23:20,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 15:23:20,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-23 15:23:20,182 INFO L87 Difference]: Start difference. First operand 4489 states and 7966 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:20,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:23:20,285 INFO L93 Difference]: Finished difference Result 8787 states and 15562 transitions. [2022-07-23 15:23:20,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 15:23:20,286 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8787 states and 15562 transitions. [2022-07-23 15:23:20,311 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2022-07-23 15:23:20,334 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8787 states to 8787 states and 15562 transitions. [2022-07-23 15:23:20,334 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 485 [2022-07-23 15:23:20,334 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 485 [2022-07-23 15:23:20,335 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8787 states and 15562 transitions. [2022-07-23 15:23:20,335 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 15:23:20,335 INFO L369 hiAutomatonCegarLoop]: Abstraction has 8787 states and 15562 transitions. [2022-07-23 15:23:20,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8787 states and 15562 transitions. [2022-07-23 15:23:20,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8787 to 4489. [2022-07-23 15:23:20,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4489 states, 4489 states have (on average 1.7743372688794832) internal successors, (7965), 4488 states have internal predecessors, (7965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:20,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7965 transitions. [2022-07-23 15:23:20,402 INFO L392 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7965 transitions. [2022-07-23 15:23:20,402 INFO L374 stractBuchiCegarLoop]: Abstraction has 4489 states and 7965 transitions. [2022-07-23 15:23:20,402 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-23 15:23:20,402 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 7965 transitions. [2022-07-23 15:23:20,408 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-07-23 15:23:20,408 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:23:20,408 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:23:20,409 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:20,409 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:23:20,409 INFO L752 eck$LassoCheckResult]: Stem: 77254#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(10, 24);call #Ultimate.allocInit(16, 25);call #Ultimate.allocInit(20, 26);call #Ultimate.allocInit(22, 27);call #Ultimate.allocInit(21, 28);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(13, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(25, 37);call #Ultimate.allocInit(4, 38);call write~init~int(37, 38, 0, 1);call write~init~int(115, 38, 1, 1);call write~init~int(10, 38, 2, 1);call write~init~int(0, 38, 3, 1);call #Ultimate.allocInit(13, 39);~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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__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; 77189#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; 77190#L992 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 76864#L985 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; 76865#L1000 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; 76882#L607 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; 76883#L2464 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 76775#L2470-2 assume { :end_inline_setClientId } true; 76778#L484 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; 77077#L2029 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 77078#L2035-2 assume { :end_inline_setClientPrivateKey } true; 77118#L495 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; 77046#L2464-2 assume !(1 == setClientId_~handle#1); 76983#L2467-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 76984#L2470-5 assume { :end_inline_setClientId } true; 77179#L505 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; 77180#L2029-2 assume !(1 == setClientPrivateKey_~handle#1); 77193#L2032-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 77195#L2035-5 assume { :end_inline_setClientPrivateKey } true; 77206#L516 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; 77017#L2464-4 assume !(1 == setClientId_~handle#1); 77018#L2467-4 assume !(2 == setClientId_~handle#1); 77238#L2470-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 77176#L2470-8 assume { :end_inline_setClientId } true; 77177#L526 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; 77072#L2029-4 assume !(1 == setClientPrivateKey_~handle#1); 76827#L2032-4 assume !(2 == setClientPrivateKey_~handle#1); 76828#L2035-6 assume !(3 == setClientPrivateKey_~handle#1); 77123#L2035-8 assume { :end_inline_setClientPrivateKey } true; 77019#L537 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; 77020#L594 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#1, test_#t~nondet55#1, test_#t~nondet56#1, test_#t~nondet57#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~6#1, test_~tmp___0~2#1, test_~tmp___1~1#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~6#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~1#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; 77246#L939-1 assume !false; 77323#L791 assume test_~splverifierCounter~0#1 < 4; 77321#L792 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 77319#L798 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet47#1;havoc test_#t~nondet47#1; 77196#L802 [2022-07-23 15:23:20,409 INFO L754 eck$LassoCheckResult]: Loop: 77196#L802 assume !(0 != test_~tmp___9~0#1); 76975#L811 assume !(0 == test_~op2~0#1); 76976#L825 assume !(0 == test_~op3~0#1); 76866#L839 assume !(0 == test_~op4~0#1); 76868#L853 assume !(0 == test_~op5~0#1); 76907#L867 assume !(0 == test_~op6~0#1); 77068#L881 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet53#1;havoc test_#t~nondet53#1; 77069#L886 assume 0 != test_~tmp___3~0#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1; 77132#L2029-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 76937#L2035-14 assume { :end_inline_setClientPrivateKey } true; 77119#L1316 assume { :end_inline_generateKeyPair } true; 77120#L727 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 76807#L939-1 assume !false; 76808#L791 assume test_~splverifierCounter~0#1 < 4; 77150#L792 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 77151#L798 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet47#1;havoc test_#t~nondet47#1; 77196#L802 [2022-07-23 15:23:20,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:20,409 INFO L85 PathProgramCache]: Analyzing trace with hash -794107984, now seen corresponding path program 1 times [2022-07-23 15:23:20,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:23:20,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566717470] [2022-07-23 15:23:20,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:23:20,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:23:20,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:23:20,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:23:20,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566717470] [2022-07-23 15:23:20,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566717470] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:23:20,435 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:23:20,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 15:23:20,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25699646] [2022-07-23 15:23:20,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:23:20,436 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:23:20,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:20,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1974365309, now seen corresponding path program 1 times [2022-07-23 15:23:20,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:23:20,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387226244] [2022-07-23 15:23:20,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:23:20,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:23:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:23:20,440 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:23:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:23:20,444 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:23:20,557 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:23:20,557 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:23:20,557 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:23:20,557 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:23:20,557 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-23 15:23:20,557 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:20,557 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:23:20,557 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:23:20,557 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_product33.cil.c_Iteration6_Loop [2022-07-23 15:23:20,557 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:23:20,557 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:23:20,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:20,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:20,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:20,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:20,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:20,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:20,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:20,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:20,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:20,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:20,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:20,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:20,712 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:23:20,712 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-23 15:23:20,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:20,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:20,718 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:20,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-07-23 15:23:20,720 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:20,720 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:20,733 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:20,733 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Honda state: {ULTIMATE.start_generateKeyPair_~client#1=1, ULTIMATE.start_setClientPrivateKey_#in~handle#1=1, ULTIMATE.start_setClientPrivateKey_~handle#1=1, ~rjh~0=1, ULTIMATE.start_generateKeyPair_#in~client#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:20,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-07-23 15:23:20,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:20,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:20,749 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:20,749 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-07-23 15:23:20,750 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:20,750 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:20,763 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:20,763 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet47#1=0} Honda state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet47#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:20,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:20,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:20,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:20,780 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:20,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-23 15:23:20,782 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:20,782 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:20,796 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:20,796 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Honda state: {ULTIMATE.start_generateKeyPair_#in~seed#1=666, ULTIMATE.start_setClientPrivateKey_#in~value#1=666, ULTIMATE.start_generateKeyPair_~seed#1=666, ULTIMATE.start_setClientPrivateKey_~value#1=666, ~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:20,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:20,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:20,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:20,813 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:20,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-23 15:23:20,816 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:20,816 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:20,823 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:20,824 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=0} Honda state: {ULTIMATE.start_test_~op1~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:20,839 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-07-23 15:23:20,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:20,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:20,840 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:20,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-23 15:23:20,856 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:20,856 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:20,867 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:20,867 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:20,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-07-23 15:23:20,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:20,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:20,890 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:20,891 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:20,891 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:20,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-23 15:23:20,901 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:20,902 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:20,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:20,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:20,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:20,917 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:20,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-23 15:23:20,919 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:20,919 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:20,931 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-23 15:23:20,931 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=4, ULTIMATE.start_test_#t~nondet53#1=4} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=4, ULTIMATE.start_test_#t~nondet53#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-23 15:23:20,946 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:20,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:20,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:20,947 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:20,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-23 15:23:20,950 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:23:20,950 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:20,970 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:20,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:20,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:20,972 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:20,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-23 15:23:20,973 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-23 15:23:20,973 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:23:20,998 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-23 15:23:21,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:21,000 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:23:21,000 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:23:21,001 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:23:21,001 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:23:21,001 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 15:23:21,001 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:21,001 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:23:21,001 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:23:21,001 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_product33.cil.c_Iteration6_Loop [2022-07-23 15:23:21,001 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:23:21,001 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:23:21,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:21,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:21,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:21,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:21,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:21,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:21,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:21,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:21,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:21,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:21,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:21,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:23:21,165 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:23:21,165 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 15:23:21,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:21,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:21,166 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:21,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-23 15:23:21,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:21,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:21,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:21,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:21,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:21,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:21,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:21,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:21,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:21,194 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-07-23 15:23:21,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:21,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:21,195 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:21,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-23 15:23:21,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:21,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:21,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:21,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:21,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:21,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:21,204 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:21,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:21,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:21,231 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-07-23 15:23:21,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:21,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:21,232 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:21,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-07-23 15:23:21,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:21,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:21,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:21,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:21,240 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:21,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:21,241 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:21,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:21,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:21,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:21,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:21,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:21,273 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:21,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-07-23 15:23:21,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:21,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:21,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:21,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:21,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:21,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:21,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:21,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:21,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:21,312 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-07-23 15:23:21,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:21,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:21,313 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:21,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-07-23 15:23:21,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:21,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:21,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:21,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:21,320 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:21,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:21,321 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:21,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:21,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:21,339 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:21,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:21,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:21,340 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:21,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-07-23 15:23:21,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:21,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:21,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:21,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:21,348 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-23 15:23:21,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:21,348 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:23:21,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:21,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:21,364 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:21,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:21,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:21,365 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:21,366 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-07-23 15:23:21,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:21,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:21,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:21,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:21,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:21,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:21,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:21,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:21,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:23:21,394 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-07-23 15:23:21,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:21,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:21,395 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:21,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-07-23 15:23:21,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 15:23:21,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:23:21,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:23:21,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:23:21,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:23:21,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:23:21,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:23:21,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:23:21,404 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 15:23:21,405 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-23 15:23:21,405 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-23 15:23:21,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:23:21,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:23:21,406 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 15:23:21,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-07-23 15:23:21,408 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 15:23:21,408 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-23 15:23:21,408 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 15:23:21,408 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2022-07-23 15:23:21,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:21,424 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-23 15:23:21,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:23:21,490 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-07-23 15:23:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:21,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 15:23:21,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:23:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:23:21,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 15:23:21,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 15:23:21,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:23:21,655 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-23 15:23:21,655 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4489 states and 7965 transitions. cyclomatic complexity: 3496 Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:21,702 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4489 states and 7965 transitions. cyclomatic complexity: 3496. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 9578 states and 17066 transitions. Complement of second has 6 states. [2022-07-23 15:23:21,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 15:23:21,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:21,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 455 transitions. [2022-07-23 15:23:21,703 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 35 letters. Loop has 16 letters. [2022-07-23 15:23:21,703 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:21,703 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 51 letters. Loop has 16 letters. [2022-07-23 15:23:21,703 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:21,703 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 35 letters. Loop has 32 letters. [2022-07-23 15:23:21,703 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 15:23:21,704 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9578 states and 17066 transitions. [2022-07-23 15:23:21,727 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-23 15:23:21,728 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9578 states to 0 states and 0 transitions. [2022-07-23 15:23:21,728 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-23 15:23:21,728 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-23 15:23:21,728 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-23 15:23:21,728 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:23:21,728 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 15:23:21,728 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 15:23:21,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:23:21,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 15:23:21,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 15:23:21,729 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 15:23:21,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:23:21,729 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-07-23 15:23:21,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-23 15:23:21,729 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-07-23 15:23:21,729 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-23 15:23:21,729 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-07-23 15:23:21,730 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-23 15:23:21,730 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-23 15:23:21,730 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-23 15:23:21,730 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:23:21,730 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 15:23:21,730 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 15:23:21,730 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 15:23:21,730 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-23 15:23:21,730 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-23 15:23:21,730 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-23 15:23:21,730 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-23 15:23:21,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.07 03:23:21 BoogieIcfgContainer [2022-07-23 15:23:21,736 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-23 15:23:21,736 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-23 15:23:21,736 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-23 15:23:21,736 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-23 15:23:21,737 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:23:13" (3/4) ... [2022-07-23 15:23:21,739 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-23 15:23:21,739 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-23 15:23:21,739 INFO L158 Benchmark]: Toolchain (without parser) took 10652.25ms. Allocated memory was 109.1MB in the beginning and 350.2MB in the end (delta: 241.2MB). Free memory was 78.5MB in the beginning and 193.3MB in the end (delta: -114.8MB). Peak memory consumption was 127.4MB. Max. memory is 16.1GB. [2022-07-23 15:23:21,740 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory was 65.8MB in the beginning and 65.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 15:23:21,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 591.80ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 78.1MB in the beginning and 103.9MB in the end (delta: -25.7MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2022-07-23 15:23:21,740 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.74ms. Allocated memory is still 132.1MB. Free memory was 103.8MB in the beginning and 93.2MB in the end (delta: 10.6MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-07-23 15:23:21,740 INFO L158 Benchmark]: Boogie Preprocessor took 60.79ms. Allocated memory is still 132.1MB. Free memory was 93.2MB in the beginning and 84.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-23 15:23:21,741 INFO L158 Benchmark]: RCFGBuilder took 1212.78ms. Allocated memory is still 132.1MB. Free memory was 84.8MB in the beginning and 77.7MB in the end (delta: 7.1MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2022-07-23 15:23:21,741 INFO L158 Benchmark]: BuchiAutomizer took 8664.52ms. Allocated memory was 132.1MB in the beginning and 350.2MB in the end (delta: 218.1MB). Free memory was 77.7MB in the beginning and 193.3MB in the end (delta: -115.6MB). Peak memory consumption was 103.0MB. Max. memory is 16.1GB. [2022-07-23 15:23:21,741 INFO L158 Benchmark]: Witness Printer took 2.81ms. Allocated memory is still 350.2MB. Free memory is still 193.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 15:23:21,742 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory was 65.8MB in the beginning and 65.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 591.80ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 78.1MB in the beginning and 103.9MB in the end (delta: -25.7MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.74ms. Allocated memory is still 132.1MB. Free memory was 103.8MB in the beginning and 93.2MB in the end (delta: 10.6MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.79ms. Allocated memory is still 132.1MB. Free memory was 93.2MB in the beginning and 84.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1212.78ms. Allocated memory is still 132.1MB. Free memory was 84.8MB in the beginning and 77.7MB in the end (delta: 7.1MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 8664.52ms. Allocated memory was 132.1MB in the beginning and 350.2MB in the end (delta: 218.1MB). Free memory was 77.7MB in the beginning and 193.3MB in the end (delta: -115.6MB). Peak memory consumption was 103.0MB. Max. memory is 16.1GB. * Witness Printer took 2.81ms. Allocated memory is still 350.2MB. Free memory is still 193.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (6 trivial, 6 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op2 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op3 + 1 and consists of 4 locations. One deterministic module has affine ranking function 1 + -2 * op8 and consists of 4 locations. One deterministic module has affine ranking function -2 * op6 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. 6 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.6s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 5.4s. Construction of modules took 0.1s. Büchi inclusion checks took 1.9s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 10. Automata minimization 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 17621 StatesRemovedByMinimization, 9 NontrivialMinimizations. Non-live state removal took 0.3s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11722 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11716 mSDsluCounter, 19752 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10789 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 279 IncrementalHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 8963 mSDtfsCounter, 279 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT6 lasso0 LassoPreprocessingBenchmarks: Lassos: inital60 mio100 ax100 hnf100 lsp21 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq205 hnf87 smp100 dnf118 smp100 tf107 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 26ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 28 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-23 15:23:21,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE