./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/email_spec27_product33.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/email_spec27_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 3f09e5adfeee9c308429dc6a96730836c8dd32d7c1bd2833eb57924261e76e35 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 04:14:01,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 04:14:01,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 04:14:01,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 04:14:01,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 04:14:01,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 04:14:01,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 04:14:01,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 04:14:01,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 04:14:01,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 04:14:01,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 04:14:01,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 04:14:01,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 04:14:01,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 04:14:01,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 04:14:01,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 04:14:01,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 04:14:01,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 04:14:01,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 04:14:01,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 04:14:01,563 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 04:14:01,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 04:14:01,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 04:14:01,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 04:14:01,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 04:14:01,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 04:14:01,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 04:14:01,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 04:14:01,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 04:14:01,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 04:14:01,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 04:14:01,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 04:14:01,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 04:14:01,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 04:14:01,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 04:14:01,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 04:14:01,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 04:14:01,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 04:14:01,577 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 04:14:01,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 04:14:01,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 04:14:01,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 04:14:01,580 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-13 04:14:01,601 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 04:14:01,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 04:14:01,602 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 04:14:01,602 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 04:14:01,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 04:14:01,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 04:14:01,604 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 04:14:01,604 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-13 04:14:01,604 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-13 04:14:01,605 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-13 04:14:01,605 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-13 04:14:01,605 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-13 04:14:01,605 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-13 04:14:01,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 04:14:01,606 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 04:14:01,606 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 04:14:01,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 04:14:01,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 04:14:01,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 04:14:01,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-13 04:14:01,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-13 04:14:01,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-13 04:14:01,608 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 04:14:01,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 04:14:01,608 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-13 04:14:01,608 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 04:14:01,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-13 04:14:01,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 04:14:01,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 04:14:01,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 04:14:01,609 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 04:14:01,610 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-13 04:14:01,610 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f09e5adfeee9c308429dc6a96730836c8dd32d7c1bd2833eb57924261e76e35 [2022-07-13 04:14:01,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 04:14:01,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 04:14:01,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 04:14:01,802 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 04:14:01,802 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 04:14:01,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec27_product33.cil.c [2022-07-13 04:14:01,865 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c6d61e7d/0f1eee61c85b4a82bcff179f0ddf45d6/FLAGc6cceddf6 [2022-07-13 04:14:02,294 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 04:14:02,294 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product33.cil.c [2022-07-13 04:14:02,307 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c6d61e7d/0f1eee61c85b4a82bcff179f0ddf45d6/FLAGc6cceddf6 [2022-07-13 04:14:02,675 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c6d61e7d/0f1eee61c85b4a82bcff179f0ddf45d6 [2022-07-13 04:14:02,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 04:14:02,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 04:14:02,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 04:14:02,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 04:14:02,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 04:14:02,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 04:14:02" (1/1) ... [2022-07-13 04:14:02,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30f6b697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:02, skipping insertion in model container [2022-07-13 04:14:02,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 04:14:02" (1/1) ... [2022-07-13 04:14:02,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 04:14:02,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 04:14:02,955 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_spec27_product33.cil.c[1543,1556] [2022-07-13 04:14:03,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 04:14:03,228 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 04:14:03,237 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_spec27_product33.cil.c[1543,1556] [2022-07-13 04:14:03,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 04:14:03,372 INFO L208 MainTranslator]: Completed translation [2022-07-13 04:14:03,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:03 WrapperNode [2022-07-13 04:14:03,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 04:14:03,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 04:14:03,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 04:14:03,374 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 04:14:03,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:03" (1/1) ... [2022-07-13 04:14:03,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:03" (1/1) ... [2022-07-13 04:14:03,475 INFO L137 Inliner]: procedures = 134, calls = 229, calls flagged for inlining = 138, calls inlined = 203, statements flattened = 3050 [2022-07-13 04:14:03,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 04:14:03,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 04:14:03,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 04:14:03,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 04:14:03,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:03" (1/1) ... [2022-07-13 04:14:03,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:03" (1/1) ... [2022-07-13 04:14:03,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:03" (1/1) ... [2022-07-13 04:14:03,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:03" (1/1) ... [2022-07-13 04:14:03,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:03" (1/1) ... [2022-07-13 04:14:03,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:03" (1/1) ... [2022-07-13 04:14:03,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:03" (1/1) ... [2022-07-13 04:14:03,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 04:14:03,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 04:14:03,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 04:14:03,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 04:14:03,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:03" (1/1) ... [2022-07-13 04:14:03,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:03,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:03,604 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:03,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-13 04:14:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-07-13 04:14:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 04:14:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 04:14:03,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 04:14:03,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 04:14:03,950 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 04:14:03,951 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 04:14:04,879 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 04:14:04,889 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 04:14:04,889 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-13 04:14:04,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:14:04 BoogieIcfgContainer [2022-07-13 04:14:04,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 04:14:04,893 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-13 04:14:04,893 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-13 04:14:04,895 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-13 04:14:04,896 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:14:04,896 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.07 04:14:02" (1/3) ... [2022-07-13 04:14:04,897 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6471eab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 04:14:04, skipping insertion in model container [2022-07-13 04:14:04,898 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:14:04,898 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:14:03" (2/3) ... [2022-07-13 04:14:04,898 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6471eab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 04:14:04, skipping insertion in model container [2022-07-13 04:14:04,898 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:14:04,898 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:14:04" (3/3) ... [2022-07-13 04:14:04,899 INFO L354 chiAutomizerObserver]: Analyzing ICFG email_spec27_product33.cil.c [2022-07-13 04:14:04,945 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-13 04:14:04,946 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-13 04:14:04,946 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-13 04:14:04,946 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-13 04:14:04,946 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-13 04:14:04,946 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-13 04:14:04,946 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-13 04:14:04,946 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-13 04:14:04,951 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 665 states, 664 states have (on average 1.6762048192771084) internal successors, (1113), 664 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:14:04,986 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2022-07-13 04:14:04,987 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:14:04,987 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:14:05,004 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:14:05,004 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:14:05,005 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-13 04:14:05,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 665 states, 664 states have (on average 1.6762048192771084) internal successors, (1113), 664 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:14:05,019 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2022-07-13 04:14:05,019 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:14:05,019 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:14:05,021 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:14:05,021 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:14:05,025 INFO L752 eck$LassoCheckResult]: Stem: 650#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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(30, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(21, 7);call #Ultimate.allocInit(30, 8);call #Ultimate.allocInit(9, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(30, 11);call #Ultimate.allocInit(9, 12);call #Ultimate.allocInit(25, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(25, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(44, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(11, 21);call #Ultimate.allocInit(19, 22);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(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(100, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(12, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(18, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(13, 31);call #Ultimate.allocInit(16, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 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;~__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;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 556#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret36#1, main_~retValue_acc~4#1, main_~tmp~4#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 299#L1189true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 624#L1182true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 413#L1197true main_#t~ret36#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret36#1;havoc main_#t~ret36#1; 558#L624true assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet33#1, setup_#t~nondet34#1, setup_#t~nondet35#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; 396#L2657true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 99#L2663-2true assume { :end_inline_setClientId } true; 568#L501true 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; 307#L2222true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 380#L2228-2true assume { :end_inline_setClientPrivateKey } true; 172#L512true assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 19, 0;havoc setup_#t~nondet33#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; 199#L2657-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 504#L2663-5true assume { :end_inline_setClientId } true; 290#L522true 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; 585#L2222-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 623#L2228-5true assume { :end_inline_setClientPrivateKey } true; 137#L533true assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 20, 0;havoc setup_#t~nondet34#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; 47#L2657-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 486#L2663-8true assume { :end_inline_setClientId } true; 401#L543true 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; 640#L2222-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 66#L2228-8true assume { :end_inline_setClientPrivateKey } true; 336#L554true assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 21, 0;havoc setup_#t~nondet35#1; 216#L611true assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_#t~nondet71#1, test_#t~nondet72#1, test_#t~nondet73#1, test_#t~nondet74#1, test_#t~nondet75#1, test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#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~11#1, test_~tmp___0~5#1, test_~tmp___1~2#1, test_~tmp___2~1#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~11#1;havoc test_~tmp___0~5#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#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; 390#L1104-1true [2022-07-13 04:14:05,026 INFO L754 eck$LassoCheckResult]: Loop: 390#L1104-1true assume !false; 595#L956true assume test_~splverifierCounter~0#1 < 4; 423#L957true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 288#L963true assume !(0 == test_~op1~0#1); 190#L976true assume 0 == test_~op2~0#1;test_~tmp___8~0#1 := test_#t~nondet69#1;havoc test_#t~nondet69#1; 160#L981true 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; 464#L2175true assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1; 61#L2181-2true assume { :end_inline_setClientAutoResponse } true; 508#L754true assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1; 390#L1104-1true [2022-07-13 04:14:05,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:05,030 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2022-07-13 04:14:05,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:14:05,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531358761] [2022-07-13 04:14:05,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:14:05,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:14:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:05,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:14:05,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:14:05,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531358761] [2022-07-13 04:14:05,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531358761] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:14:05,252 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:14:05,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 04:14:05,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314517614] [2022-07-13 04:14:05,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:14:05,258 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:14:05,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:05,260 INFO L85 PathProgramCache]: Analyzing trace with hash 853771930, now seen corresponding path program 1 times [2022-07-13 04:14:05,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:14:05,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908167468] [2022-07-13 04:14:05,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:14:05,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:14:05,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:14:05,282 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:14:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:14:05,313 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:14:05,417 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:14:05,417 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:14:05,417 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:14:05,417 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:14:05,418 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 04:14:05,418 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:05,418 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:14:05,418 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:14:05,419 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration1_Loop [2022-07-13 04:14:05,419 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:14:05,419 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:14:05,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:05,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:05,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:05,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:05,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:05,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:05,575 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:14:05,575 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 04:14:05,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:05,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:05,584 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:05,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-13 04:14:05,620 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:05,621 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:05,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-13 04:14:05,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:05,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:05,658 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:05,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-13 04:14:05,660 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 04:14:05,660 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:05,683 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 04:14:05,702 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:05,702 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:14:05,702 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:14:05,702 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:14:05,702 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:14:05,702 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:14:05,702 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:05,702 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:14:05,703 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:14:05,703 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration1_Loop [2022-07-13 04:14:05,703 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:14:05,703 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:14:05,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:05,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:05,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:05,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:05,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:05,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:05,828 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:14:05,831 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:14:05,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:05,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:05,833 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:05,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-13 04:14:05,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:05,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:05,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:05,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:05,843 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:05,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:05,845 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:05,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:05,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:05,900 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 [2022-07-13 04:14:05,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:05,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:05,902 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:05,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-13 04:14:05,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:05,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:05,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:05,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:05,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:05,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:05,913 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:05,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:05,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:05,946 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:05,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:05,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:05,949 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:05,950 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-13 04:14:05,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:05,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:05,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:05,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:05,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:05,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:05,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:05,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:05,975 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:14:05,995 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 04:14:05,995 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-13 04:14:05,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:05,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:06,012 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:06,016 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:14:06,017 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 04:14:06,017 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:14:06,017 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2022-07-13 04:14:06,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-13 04:14:06,073 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-07-13 04:14:06,084 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 04:14:06,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:06,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:06,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:14:06,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:14:06,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:06,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:14:06,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:14:06,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:14:06,354 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-13 04:14:06,356 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 665 states, 664 states have (on average 1.6762048192771084) internal successors, (1113), 664 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:14:06,520 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 665 states, 664 states have (on average 1.6762048192771084) internal successors, (1113), 664 states have internal predecessors, (1113), 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 2937 states and 4907 transitions. Complement of second has 7 states. [2022-07-13 04:14:06,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 04:14:06,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:14:06,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2809 transitions. [2022-07-13 04:14:06,527 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2809 transitions. Stem has 25 letters. Loop has 9 letters. [2022-07-13 04:14:06,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:06,528 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2809 transitions. Stem has 34 letters. Loop has 9 letters. [2022-07-13 04:14:06,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:06,528 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 2809 transitions. Stem has 25 letters. Loop has 18 letters. [2022-07-13 04:14:06,529 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:06,529 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2937 states and 4907 transitions. [2022-07-13 04:14:06,547 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 443 [2022-07-13 04:14:06,555 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2937 states to 931 states and 1651 transitions. [2022-07-13 04:14:06,556 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 481 [2022-07-13 04:14:06,557 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 482 [2022-07-13 04:14:06,557 INFO L73 IsDeterministic]: Start isDeterministic. Operand 931 states and 1651 transitions. [2022-07-13 04:14:06,557 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:14:06,557 INFO L369 hiAutomatonCegarLoop]: Abstraction has 931 states and 1651 transitions. [2022-07-13 04:14:06,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states and 1651 transitions. [2022-07-13 04:14:06,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 488. [2022-07-13 04:14:06,590 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) [2022-07-13 04:14:06,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 860 transitions. [2022-07-13 04:14:06,591 INFO L392 hiAutomatonCegarLoop]: Abstraction has 488 states and 860 transitions. [2022-07-13 04:14:06,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:14:06,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 04:14:06,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 04:14:06,595 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) [2022-07-13 04:14:06,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:14:06,623 INFO L93 Difference]: Finished difference Result 953 states and 1682 transitions. [2022-07-13 04:14:06,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 04:14:06,624 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 953 states and 1682 transitions. [2022-07-13 04:14:06,628 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 444 [2022-07-13 04:14:06,632 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 953 states to 953 states and 1682 transitions. [2022-07-13 04:14:06,632 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 497 [2022-07-13 04:14:06,633 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 497 [2022-07-13 04:14:06,633 INFO L73 IsDeterministic]: Start isDeterministic. Operand 953 states and 1682 transitions. [2022-07-13 04:14:06,633 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:14:06,633 INFO L369 hiAutomatonCegarLoop]: Abstraction has 953 states and 1682 transitions. [2022-07-13 04:14:06,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states and 1682 transitions. [2022-07-13 04:14:06,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 487. [2022-07-13 04:14:06,641 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) [2022-07-13 04:14:06,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 856 transitions. [2022-07-13 04:14:06,642 INFO L392 hiAutomatonCegarLoop]: Abstraction has 487 states and 856 transitions. [2022-07-13 04:14:06,642 INFO L374 stractBuchiCegarLoop]: Abstraction has 487 states and 856 transitions. [2022-07-13 04:14:06,642 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-13 04:14:06,642 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 487 states and 856 transitions. [2022-07-13 04:14:06,644 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 222 [2022-07-13 04:14:06,644 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:14:06,644 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:14:06,645 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:14:06,645 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:14:06,645 INFO L752 eck$LassoCheckResult]: Stem: 5658#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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(30, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(21, 7);call #Ultimate.allocInit(30, 8);call #Ultimate.allocInit(9, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(30, 11);call #Ultimate.allocInit(9, 12);call #Ultimate.allocInit(25, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(25, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(44, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(11, 21);call #Ultimate.allocInit(19, 22);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(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(100, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(12, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(18, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(13, 31);call #Ultimate.allocInit(16, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 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;~__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;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 5594#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret36#1, main_~retValue_acc~4#1, main_~tmp~4#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 5595#L1189 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 5651#L1182 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 5374#L1197 main_#t~ret36#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret36#1;havoc main_#t~ret36#1; 5375#L624 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet33#1, setup_#t~nondet34#1, setup_#t~nondet35#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; 5349#L2657 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 5344#L2663-2 assume { :end_inline_setClientId } true; 5450#L501 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; 5612#L2222 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 5306#L2228-2 assume { :end_inline_setClientPrivateKey } true; 5307#L512 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 19, 0;havoc setup_#t~nondet33#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; 5546#L2657-2 assume !(1 == setClientId_~handle#1); 5503#L2660-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 5504#L2663-5 assume { :end_inline_setClientId } true; 5524#L522 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; 5625#L2222-2 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 5512#L2228-5 assume { :end_inline_setClientPrivateKey } true; 5513#L533 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 20, 0;havoc setup_#t~nondet34#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; 5320#L2657-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 5322#L2663-8 assume { :end_inline_setClientId } true; 5355#L543 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; 5356#L2222-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 5219#L2228-8 assume { :end_inline_setClientPrivateKey } true; 5376#L554 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 21, 0;havoc setup_#t~nondet35#1; 5604#L611 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_#t~nondet71#1, test_#t~nondet72#1, test_#t~nondet73#1, test_#t~nondet74#1, test_#t~nondet75#1, test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#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~11#1, test_~tmp___0~5#1, test_~tmp___1~2#1, test_~tmp___2~1#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~11#1;havoc test_~tmp___0~5#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#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; 5605#L1104-1 assume !false; 5333#L956 [2022-07-13 04:14:06,645 INFO L754 eck$LassoCheckResult]: Loop: 5333#L956 assume test_~splverifierCounter~0#1 < 4; 5400#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 5401#L963 assume !(0 == test_~op1~0#1); 5386#L976 assume !(0 == test_~op2~0#1); 5469#L990 assume 0 == test_~op3~0#1;test_~tmp___7~0#1 := test_#t~nondet70#1;havoc test_#t~nondet70#1; 5471#L995 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; 5351#L2222-6 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 5221#L2228-11 assume { :end_inline_setClientPrivateKey } true; 5262#L724 assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1; 5247#L1104-1 assume !false; 5333#L956 [2022-07-13 04:14:06,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:06,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1808936504, now seen corresponding path program 1 times [2022-07-13 04:14:06,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:14:06,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184520634] [2022-07-13 04:14:06,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:14:06,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:14:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:06,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:14:06,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:14:06,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184520634] [2022-07-13 04:14:06,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184520634] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:14:06,693 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:14:06,693 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 04:14:06,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608567628] [2022-07-13 04:14:06,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:14:06,694 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:14:06,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:06,694 INFO L85 PathProgramCache]: Analyzing trace with hash -88063911, now seen corresponding path program 1 times [2022-07-13 04:14:06,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:14:06,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038608365] [2022-07-13 04:14:06,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:14:06,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:14:06,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:14:06,700 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:14:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:14:06,712 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:14:06,778 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:14:06,778 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:14:06,778 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:14:06,778 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:14:06,778 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 04:14:06,778 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:06,778 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:14:06,778 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:14:06,778 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration2_Loop [2022-07-13 04:14:06,779 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:14:06,779 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:14:06,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:06,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:06,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:06,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:06,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:06,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:06,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:06,889 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:14:06,889 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 04:14:06,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:06,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:06,890 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:06,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-13 04:14:06,894 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:06,894 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:06,912 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:06,912 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___7~0#1=7, ULTIMATE.start_test_#t~nondet70#1=7} Honda state: {ULTIMATE.start_test_~tmp___7~0#1=7, ULTIMATE.start_test_#t~nondet70#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:06,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:06,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:06,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:06,945 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:06,962 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:06,962 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:06,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-13 04:14:06,988 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:06,988 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:07,021 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:07,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:07,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:07,023 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:07,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-13 04:14:07,042 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:07,043 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:07,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:07,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:07,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:07,100 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:07,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-13 04:14:07,185 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 04:14:07,185 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:07,203 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 04:14:07,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:07,238 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:14:07,238 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:14:07,238 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:14:07,238 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:14:07,238 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:14:07,238 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:07,238 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:14:07,238 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:14:07,238 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration2_Loop [2022-07-13 04:14:07,238 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:14:07,238 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:14:07,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:07,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:07,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:07,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:07,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:07,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:07,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:07,359 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:14:07,359 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:14:07,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:07,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:07,362 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:07,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-13 04:14:07,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:07,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:07,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:07,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:07,386 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:07,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:07,388 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:07,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:07,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:07,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:07,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:07,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:07,424 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:07,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-13 04:14:07,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:07,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:07,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:07,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:07,434 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:07,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:07,435 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:07,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:07,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:07,468 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:07,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:07,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:07,470 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:07,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-13 04:14:07,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:07,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:07,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:07,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:07,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:07,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:07,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:07,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:07,495 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:14:07,497 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 04:14:07,497 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-13 04:14:07,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:07,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:07,499 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:07,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-13 04:14:07,548 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:14:07,548 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 04:14:07,548 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:14:07,548 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2022-07-13 04:14:07,566 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:07,566 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 04:14:07,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:07,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:14:07,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:14:07,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:07,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:14:07,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:14:07,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:14:07,749 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-13 04:14:07,749 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) [2022-07-13 04:14:07,793 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. [2022-07-13 04:14:07,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 04:14:07,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:14:07,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 854 transitions. [2022-07-13 04:14:07,796 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 10 letters. [2022-07-13 04:14:07,796 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:07,796 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 37 letters. Loop has 10 letters. [2022-07-13 04:14:07,796 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:07,796 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 854 transitions. Stem has 27 letters. Loop has 20 letters. [2022-07-13 04:14:07,797 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:07,797 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1821 states and 3235 transitions. [2022-07-13 04:14:07,805 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2022-07-13 04:14:07,813 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1821 states to 1811 states and 3219 transitions. [2022-07-13 04:14:07,813 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 473 [2022-07-13 04:14:07,813 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 475 [2022-07-13 04:14:07,813 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1811 states and 3219 transitions. [2022-07-13 04:14:07,814 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:14:07,814 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1811 states and 3219 transitions. [2022-07-13 04:14:07,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states and 3219 transitions. [2022-07-13 04:14:07,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 932. [2022-07-13 04:14:07,826 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) [2022-07-13 04:14:07,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1650 transitions. [2022-07-13 04:14:07,828 INFO L392 hiAutomatonCegarLoop]: Abstraction has 932 states and 1650 transitions. [2022-07-13 04:14:07,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:14:07,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 04:14:07,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 04:14:07,829 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) [2022-07-13 04:14:07,939 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:07,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:14:07,956 INFO L93 Difference]: Finished difference Result 1807 states and 3197 transitions. [2022-07-13 04:14:07,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 04:14:07,957 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1807 states and 3197 transitions. [2022-07-13 04:14:07,966 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 428 [2022-07-13 04:14:07,974 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1807 states to 1807 states and 3197 transitions. [2022-07-13 04:14:07,975 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 479 [2022-07-13 04:14:07,975 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 479 [2022-07-13 04:14:07,975 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1807 states and 3197 transitions. [2022-07-13 04:14:07,975 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:14:07,976 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1807 states and 3197 transitions. [2022-07-13 04:14:07,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states and 3197 transitions. [2022-07-13 04:14:07,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 932. [2022-07-13 04:14:07,987 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) [2022-07-13 04:14:07,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1649 transitions. [2022-07-13 04:14:07,989 INFO L392 hiAutomatonCegarLoop]: Abstraction has 932 states and 1649 transitions. [2022-07-13 04:14:07,990 INFO L374 stractBuchiCegarLoop]: Abstraction has 932 states and 1649 transitions. [2022-07-13 04:14:07,990 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-13 04:14:07,990 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 932 states and 1649 transitions. [2022-07-13 04:14:07,993 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-07-13 04:14:07,993 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:14:07,993 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:14:07,995 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:14:07,995 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:14:07,996 INFO L752 eck$LassoCheckResult]: Stem: 10860#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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(30, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(21, 7);call #Ultimate.allocInit(30, 8);call #Ultimate.allocInit(9, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(30, 11);call #Ultimate.allocInit(9, 12);call #Ultimate.allocInit(25, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(25, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(44, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(11, 21);call #Ultimate.allocInit(19, 22);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(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(100, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(12, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(18, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(13, 31);call #Ultimate.allocInit(16, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 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;~__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;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 10790#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret36#1, main_~retValue_acc~4#1, main_~tmp~4#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 10791#L1189 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 10853#L1182 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 10564#L1197 main_#t~ret36#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret36#1;havoc main_#t~ret36#1; 10565#L624 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet33#1, setup_#t~nondet34#1, setup_#t~nondet35#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; 10540#L2657 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 10533#L2663-2 assume { :end_inline_setClientId } true; 10640#L501 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; 10811#L2222 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10494#L2228-2 assume { :end_inline_setClientPrivateKey } true; 10495#L512 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 19, 0;havoc setup_#t~nondet33#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; 10742#L2657-2 assume !(1 == setClientId_~handle#1); 10694#L2660-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 10695#L2663-5 assume { :end_inline_setClientId } true; 10717#L522 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; 10824#L2222-2 assume !(1 == setClientPrivateKey_~handle#1); 10825#L2225-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 10704#L2228-5 assume { :end_inline_setClientPrivateKey } true; 10705#L533 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 20, 0;havoc setup_#t~nondet34#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; 10508#L2657-4 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 10510#L2663-8 assume { :end_inline_setClientId } true; 10544#L543 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; 10545#L2222-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 10409#L2228-8 assume { :end_inline_setClientPrivateKey } true; 10566#L554 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 21, 0;havoc setup_#t~nondet35#1; 10803#L611 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_#t~nondet71#1, test_#t~nondet72#1, test_#t~nondet73#1, test_#t~nondet74#1, test_#t~nondet75#1, test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#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~11#1, test_~tmp___0~5#1, test_~tmp___1~2#1, test_~tmp___2~1#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~11#1;havoc test_~tmp___0~5#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#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; 10804#L1104-1 assume !false; 10886#L956 assume test_~splverifierCounter~0#1 < 4; 10590#L957 [2022-07-13 04:14:07,996 INFO L754 eck$LassoCheckResult]: Loop: 10590#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 10591#L963 assume !(0 == test_~op1~0#1); 10576#L976 assume !(0 == test_~op2~0#1); 10659#L990 assume !(0 == test_~op3~0#1); 10660#L1004 assume !(0 == test_~op4~0#1); 10696#L1018 assume !(0 == test_~op5~0#1); 10641#L1032 assume !(0 == test_~op6~0#1); 10594#L1046 assume !(0 == test_~op7~0#1); 10596#L1060 assume 0 == test_~op8~0#1;test_~tmp___2~1#1 := test_#t~nondet75#1;havoc test_#t~nondet75#1; 10434#L1065 assume 0 != test_~tmp___2~1#1;test_~op8~0#1 := 1; 10435#L1104-1 assume !false; 10521#L956 assume test_~splverifierCounter~0#1 < 4; 10590#L957 [2022-07-13 04:14:07,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:07,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1857881969, now seen corresponding path program 1 times [2022-07-13 04:14:07,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:14:07,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889366753] [2022-07-13 04:14:07,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:14:07,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:14:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:08,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:14:08,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:14:08,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889366753] [2022-07-13 04:14:08,031 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889366753] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:14:08,031 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:14:08,031 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 04:14:08,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987214609] [2022-07-13 04:14:08,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:14:08,032 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:14:08,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:08,032 INFO L85 PathProgramCache]: Analyzing trace with hash -163709213, now seen corresponding path program 1 times [2022-07-13 04:14:08,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:14:08,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995135783] [2022-07-13 04:14:08,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:14:08,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:14:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:14:08,038 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:14:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:14:08,044 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:14:08,106 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:14:08,106 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:14:08,106 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:14:08,106 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:14:08,106 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 04:14:08,107 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:08,107 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:14:08,107 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:14:08,107 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration3_Loop [2022-07-13 04:14:08,107 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:14:08,107 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:14:08,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,125 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,210 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:14:08,210 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 04:14:08,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:08,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:08,232 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:08,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-13 04:14:08,248 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:08,248 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:08,280 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:08,280 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:08,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:08,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:08,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:08,299 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:08,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-13 04:14:08,302 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:08,302 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:08,327 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:08,327 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:08,345 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 [2022-07-13 04:14:08,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:08,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:08,346 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:08,351 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:08,351 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:08,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-13 04:14:08,366 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:08,366 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:08,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:08,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:08,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:08,432 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:08,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-13 04:14:08,449 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:08,449 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:08,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:08,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:08,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:08,485 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:08,491 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 04:14:08,491 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:08,506 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 04:14:08,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-13 04:14:08,523 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:08,524 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:14:08,524 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:14:08,524 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:14:08,524 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:14:08,524 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:14:08,524 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:08,524 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:14:08,524 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:14:08,524 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration3_Loop [2022-07-13 04:14:08,524 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:14:08,524 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:14:08,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:08,613 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:14:08,614 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:14:08,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:08,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:08,628 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:08,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-13 04:14:08,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:08,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:08,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:08,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:08,651 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:08,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:08,651 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:08,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:08,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:08,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:08,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:08,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:08,732 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:08,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-07-13 04:14:08,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:08,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:08,740 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:08,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:08,741 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:08,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:08,741 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:08,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:08,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:08,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:08,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:08,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:08,816 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:08,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:08,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:08,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:08,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:08,862 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:08,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:08,867 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:08,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:08,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-07-13 04:14:08,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:08,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:08,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:08,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:08,932 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:08,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:08,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:08,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:08,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:08,954 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:08,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:08,955 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:08,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:08,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-13 04:14:08,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:08,999 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:08,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:08,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:09,000 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:09,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-07-13 04:14:09,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:09,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:09,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:09,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:09,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:09,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:09,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:09,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:09,023 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:14:09,025 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 04:14:09,025 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-13 04:14:09,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:09,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:09,026 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:09,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-07-13 04:14:09,028 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:14:09,029 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 04:14:09,029 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:14:09,029 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 [] [2022-07-13 04:14:09,045 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:09,046 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 04:14:09,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:09,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:14:09,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:14:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:09,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:14:09,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:14:09,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:14:09,235 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-13 04:14:09,236 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) [2022-07-13 04:14:09,276 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:09,315 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. [2022-07-13 04:14:09,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 04:14:09,316 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) [2022-07-13 04:14:09,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 862 transitions. [2022-07-13 04:14:09,317 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 12 letters. [2022-07-13 04:14:09,318 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:09,318 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 41 letters. Loop has 12 letters. [2022-07-13 04:14:09,318 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:09,318 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 862 transitions. Stem has 29 letters. Loop has 24 letters. [2022-07-13 04:14:09,318 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:09,318 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4062 states and 7226 transitions. [2022-07-13 04:14:09,335 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 433 [2022-07-13 04:14:09,351 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4062 states to 4062 states and 7226 transitions. [2022-07-13 04:14:09,352 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2022-07-13 04:14:09,352 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2022-07-13 04:14:09,352 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4062 states and 7226 transitions. [2022-07-13 04:14:09,352 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:14:09,353 INFO L369 hiAutomatonCegarLoop]: Abstraction has 4062 states and 7226 transitions. [2022-07-13 04:14:09,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states and 7226 transitions. [2022-07-13 04:14:09,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 2058. [2022-07-13 04:14:09,379 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) [2022-07-13 04:14:09,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3655 transitions. [2022-07-13 04:14:09,383 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2058 states and 3655 transitions. [2022-07-13 04:14:09,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:14:09,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 04:14:09,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 04:14:09,384 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) [2022-07-13 04:14:09,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:14:09,404 INFO L93 Difference]: Finished difference Result 2065 states and 3662 transitions. [2022-07-13 04:14:09,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 04:14:09,404 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2065 states and 3662 transitions. [2022-07-13 04:14:09,413 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-07-13 04:14:09,422 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2065 states to 2065 states and 3662 transitions. [2022-07-13 04:14:09,423 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 266 [2022-07-13 04:14:09,423 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 266 [2022-07-13 04:14:09,423 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2065 states and 3662 transitions. [2022-07-13 04:14:09,423 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:14:09,424 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2065 states and 3662 transitions. [2022-07-13 04:14:09,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2065 states and 3662 transitions. [2022-07-13 04:14:09,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2065 to 2058. [2022-07-13 04:14:09,443 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) [2022-07-13 04:14:09,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 2058 states and 3652 transitions. [2022-07-13 04:14:09,447 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2058 states and 3652 transitions. [2022-07-13 04:14:09,447 INFO L374 stractBuchiCegarLoop]: Abstraction has 2058 states and 3652 transitions. [2022-07-13 04:14:09,447 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-13 04:14:09,447 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2058 states and 3652 transitions. [2022-07-13 04:14:09,451 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-07-13 04:14:09,452 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:14:09,452 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:14:09,452 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] [2022-07-13 04:14:09,452 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:14:09,453 INFO L752 eck$LassoCheckResult]: Stem: 20123#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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(30, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(21, 7);call #Ultimate.allocInit(30, 8);call #Ultimate.allocInit(9, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(30, 11);call #Ultimate.allocInit(9, 12);call #Ultimate.allocInit(25, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(25, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(44, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(11, 21);call #Ultimate.allocInit(19, 22);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(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(100, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(12, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(18, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(13, 31);call #Ultimate.allocInit(16, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 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;~__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;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 20051#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret36#1, main_~retValue_acc~4#1, main_~tmp~4#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 20052#L1189 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 20116#L1182 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 19827#L1197 main_#t~ret36#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret36#1;havoc main_#t~ret36#1; 19828#L624 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet33#1, setup_#t~nondet34#1, setup_#t~nondet35#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; 19803#L2657 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 19796#L2663-2 assume { :end_inline_setClientId } true; 19903#L501 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; 20071#L2222 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 19756#L2228-2 assume { :end_inline_setClientPrivateKey } true; 19757#L512 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 19, 0;havoc setup_#t~nondet33#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; 20003#L2657-2 assume !(1 == setClientId_~handle#1); 19957#L2660-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 19958#L2663-5 assume { :end_inline_setClientId } true; 19979#L522 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; 20086#L2222-2 assume !(1 == setClientPrivateKey_~handle#1); 20087#L2225-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 19966#L2228-5 assume { :end_inline_setClientPrivateKey } true; 19967#L533 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 20, 0;havoc setup_#t~nondet34#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; 19770#L2657-4 assume !(1 == setClientId_~handle#1); 19771#L2660-4 assume !(2 == setClientId_~handle#1); 20004#L2663-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 19956#L2663-8 assume { :end_inline_setClientId } true; 19807#L543 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; 19808#L2222-4 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 19673#L2228-8 assume { :end_inline_setClientPrivateKey } true; 19829#L554 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 21, 0;havoc setup_#t~nondet35#1; 20063#L611 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_#t~nondet71#1, test_#t~nondet72#1, test_#t~nondet73#1, test_#t~nondet74#1, test_#t~nondet75#1, test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#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~11#1, test_~tmp___0~5#1, test_~tmp___1~2#1, test_~tmp___2~1#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~11#1;havoc test_~tmp___0~5#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#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; 20064#L1104-1 assume !false; 20125#L956 assume test_~splverifierCounter~0#1 < 4; 20126#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19854#L963 [2022-07-13 04:14:09,453 INFO L754 eck$LassoCheckResult]: Loop: 19854#L963 assume !(0 == test_~op1~0#1); 19839#L976 assume !(0 == test_~op2~0#1); 19922#L990 assume !(0 == test_~op3~0#1); 19923#L1004 assume !(0 == test_~op4~0#1); 19959#L1018 assume !(0 == test_~op5~0#1); 19904#L1032 assume 0 == test_~op6~0#1;test_~tmp___4~0#1 := test_#t~nondet73#1;havoc test_#t~nondet73#1; 19905#L1037 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; 19676#L2610 assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1; 19677#L2616-2 assume { :end_inline_setClientForwardReceiver } true; 19944#L764 assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1; 19773#L1104-1 assume !false; 19784#L956 assume test_~splverifierCounter~0#1 < 4; 19853#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 19854#L963 [2022-07-13 04:14:09,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:09,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1020214626, now seen corresponding path program 1 times [2022-07-13 04:14:09,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:14:09,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802532503] [2022-07-13 04:14:09,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:14:09,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:14:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:09,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:14:09,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:14:09,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802532503] [2022-07-13 04:14:09,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802532503] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:14:09,487 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:14:09,487 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 04:14:09,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671625567] [2022-07-13 04:14:09,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:14:09,487 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:14:09,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:09,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1723919638, now seen corresponding path program 1 times [2022-07-13 04:14:09,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:14:09,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174200076] [2022-07-13 04:14:09,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:14:09,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:14:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:14:09,493 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:14:09,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:14:09,498 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:14:09,566 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:14:09,567 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:14:09,567 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:14:09,567 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:14:09,567 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 04:14:09,567 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:09,567 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:14:09,567 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:14:09,567 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration4_Loop [2022-07-13 04:14:09,567 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:14:09,567 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:14:09,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:09,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:09,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:09,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:09,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:09,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:09,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:09,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:09,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:09,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:09,683 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:14:09,684 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 04:14:09,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:09,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:09,685 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:09,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-07-13 04:14:09,689 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:09,689 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:09,710 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:09,710 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:09,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:09,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:09,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:09,736 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 04:14:09,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-07-13 04:14:09,737 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:09,738 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:09,748 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:09,748 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:09,763 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:09,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:09,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:09,765 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) [2022-07-13 04:14:09,767 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 [2022-07-13 04:14:09,767 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:09,767 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:09,788 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:09,788 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: [] [2022-07-13 04:14:09,803 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:09,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:09,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:09,805 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) [2022-07-13 04:14:09,806 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 [2022-07-13 04:14:09,807 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:09,807 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:09,821 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:09,821 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Honda state: {~chuck~0=-4, ULTIMATE.start_setClientForwardReceiver_~value#1=-4, ULTIMATE.start_setClientForwardReceiver_#in~value#1=-4, ~__ste_client_forwardReceiver0~0=-4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:09,839 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:09,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:09,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:09,840 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) [2022-07-13 04:14:09,841 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 [2022-07-13 04:14:09,842 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:09,842 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:09,853 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:09,854 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Honda state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=1, ~rjh~0=1, ULTIMATE.start_setClientForwardReceiver_#in~handle#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:09,871 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 [2022-07-13 04:14:09,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:09,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:09,873 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) [2022-07-13 04:14:09,875 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 [2022-07-13 04:14:09,876 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:09,876 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:09,887 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:09,887 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: [] [2022-07-13 04:14:09,902 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 [2022-07-13 04:14:09,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:09,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:09,904 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) [2022-07-13 04:14:09,904 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 [2022-07-13 04:14:09,906 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:09,906 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:09,928 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:09,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:09,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:09,929 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) [2022-07-13 04:14:09,930 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 [2022-07-13 04:14:09,932 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 04:14:09,932 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:09,953 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 04:14:09,970 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 [2022-07-13 04:14:09,971 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:14:09,971 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:14:09,971 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:14:09,971 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:14:09,971 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:14:09,971 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:09,971 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:14:09,971 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:14:09,971 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration4_Loop [2022-07-13 04:14:09,971 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:14:09,971 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:14:09,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:09,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:09,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:10,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:10,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:10,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:10,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:10,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:10,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:10,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:10,114 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:14:10,114 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:14:10,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:10,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:10,115 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) [2022-07-13 04:14:10,116 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 [2022-07-13 04:14:10,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:10,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:10,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:10,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:10,124 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:10,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:10,124 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:10,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:10,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:10,140 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-07-13 04:14:10,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:10,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:10,142 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) [2022-07-13 04:14:10,143 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 [2022-07-13 04:14:10,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:10,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:10,149 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:10,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:10,149 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:10,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:10,157 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:10,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:10,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:10,173 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-07-13 04:14:10,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:10,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:10,175 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) [2022-07-13 04:14:10,176 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 [2022-07-13 04:14:10,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:10,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:10,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:10,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:10,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:10,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:10,183 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:10,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:10,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:10,202 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 [2022-07-13 04:14:10,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:10,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:10,203 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) [2022-07-13 04:14:10,204 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 [2022-07-13 04:14:10,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:10,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:10,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:10,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:10,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:10,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:10,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:10,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:10,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:10,241 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 [2022-07-13 04:14:10,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:10,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:10,243 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) [2022-07-13 04:14:10,244 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 [2022-07-13 04:14:10,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:10,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:10,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:10,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:10,250 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:10,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:10,251 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:10,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:10,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:10,281 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 [2022-07-13 04:14:10,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:10,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:10,283 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) [2022-07-13 04:14:10,284 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 [2022-07-13 04:14:10,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:10,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:10,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:10,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:10,291 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:10,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:10,292 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:10,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:10,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:10,308 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-07-13 04:14:10,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:10,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:10,315 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) [2022-07-13 04:14:10,316 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 [2022-07-13 04:14:10,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:10,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:10,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:10,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:10,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:10,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:10,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:10,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:10,325 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:14:10,327 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 04:14:10,327 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-13 04:14:10,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:10,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:10,329 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) [2022-07-13 04:14:10,330 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 [2022-07-13 04:14:10,331 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:14:10,331 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 04:14:10,331 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:14:10,331 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 [] [2022-07-13 04:14:10,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:10,349 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 04:14:10,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:10,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:14:10,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:14:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:10,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:14:10,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:14:10,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:14:10,579 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-13 04:14:10,579 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) [2022-07-13 04:14:10,649 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. [2022-07-13 04:14:10,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 04:14:10,651 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) [2022-07-13 04:14:10,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 853 transitions. [2022-07-13 04:14:10,653 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 32 letters. Loop has 13 letters. [2022-07-13 04:14:10,653 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:10,653 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 45 letters. Loop has 13 letters. [2022-07-13 04:14:10,653 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:10,653 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 853 transitions. Stem has 32 letters. Loop has 26 letters. [2022-07-13 04:14:10,654 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:10,654 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8892 states and 15852 transitions. [2022-07-13 04:14:10,692 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 423 [2022-07-13 04:14:10,732 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8892 states to 8847 states and 15780 transitions. [2022-07-13 04:14:10,732 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 477 [2022-07-13 04:14:10,733 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2022-07-13 04:14:10,733 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8847 states and 15780 transitions. [2022-07-13 04:14:10,735 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:14:10,736 INFO L369 hiAutomatonCegarLoop]: Abstraction has 8847 states and 15780 transitions. [2022-07-13 04:14:10,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8847 states and 15780 transitions. [2022-07-13 04:14:10,846 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-07-13 04:14:10,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8847 to 4489. [2022-07-13 04:14:10,871 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) [2022-07-13 04:14:10,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8003 transitions. [2022-07-13 04:14:10,878 INFO L392 hiAutomatonCegarLoop]: Abstraction has 4489 states and 8003 transitions. [2022-07-13 04:14:10,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:14:10,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 04:14:10,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 04:14:10,879 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) [2022-07-13 04:14:10,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:14:10,969 INFO L93 Difference]: Finished difference Result 8780 states and 15612 transitions. [2022-07-13 04:14:10,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 04:14:10,971 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8780 states and 15612 transitions. [2022-07-13 04:14:10,998 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2022-07-13 04:14:11,040 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8780 states to 8780 states and 15612 transitions. [2022-07-13 04:14:11,040 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 478 [2022-07-13 04:14:11,041 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 478 [2022-07-13 04:14:11,041 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8780 states and 15612 transitions. [2022-07-13 04:14:11,041 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:14:11,041 INFO L369 hiAutomatonCegarLoop]: Abstraction has 8780 states and 15612 transitions. [2022-07-13 04:14:11,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8780 states and 15612 transitions. [2022-07-13 04:14:11,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8780 to 4489. [2022-07-13 04:14:11,211 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) [2022-07-13 04:14:11,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 8002 transitions. [2022-07-13 04:14:11,219 INFO L392 hiAutomatonCegarLoop]: Abstraction has 4489 states and 8002 transitions. [2022-07-13 04:14:11,219 INFO L374 stractBuchiCegarLoop]: Abstraction has 4489 states and 8002 transitions. [2022-07-13 04:14:11,219 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-13 04:14:11,219 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 8002 transitions. [2022-07-13 04:14:11,227 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-07-13 04:14:11,227 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:14:11,227 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:14:11,229 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] [2022-07-13 04:14:11,229 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:14:11,230 INFO L752 eck$LassoCheckResult]: Stem: 44510#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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(30, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(21, 7);call #Ultimate.allocInit(30, 8);call #Ultimate.allocInit(9, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(30, 11);call #Ultimate.allocInit(9, 12);call #Ultimate.allocInit(25, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(25, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(44, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(11, 21);call #Ultimate.allocInit(19, 22);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(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(100, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(12, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(18, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(13, 31);call #Ultimate.allocInit(16, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 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;~__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;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 44439#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret36#1, main_~retValue_acc~4#1, main_~tmp~4#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 44440#L1189 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 44501#L1182 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 44208#L1197 main_#t~ret36#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret36#1;havoc main_#t~ret36#1; 44209#L624 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet33#1, setup_#t~nondet34#1, setup_#t~nondet35#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; 44184#L2657 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 44177#L2663-2 assume { :end_inline_setClientId } true; 44284#L501 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; 44456#L2222 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 44137#L2228-2 assume { :end_inline_setClientPrivateKey } true; 44138#L512 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 19, 0;havoc setup_#t~nondet33#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; 44385#L2657-2 assume !(1 == setClientId_~handle#1); 44340#L2660-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 44341#L2663-5 assume { :end_inline_setClientId } true; 44362#L522 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; 44471#L2222-2 assume !(1 == setClientPrivateKey_~handle#1); 44472#L2225-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 44350#L2228-5 assume { :end_inline_setClientPrivateKey } true; 44351#L533 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 20, 0;havoc setup_#t~nondet34#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; 44151#L2657-4 assume !(1 == setClientId_~handle#1); 44152#L2660-4 assume !(2 == setClientId_~handle#1); 44386#L2663-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 44339#L2663-8 assume { :end_inline_setClientId } true; 44188#L543 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; 44189#L2222-4 assume !(1 == setClientPrivateKey_~handle#1); 44210#L2225-4 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 44057#L2228-8 assume { :end_inline_setClientPrivateKey } true; 44211#L554 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 21, 0;havoc setup_#t~nondet35#1; 44449#L611 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_#t~nondet71#1, test_#t~nondet72#1, test_#t~nondet73#1, test_#t~nondet74#1, test_#t~nondet75#1, test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#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~11#1, test_~tmp___0~5#1, test_~tmp___1~2#1, test_~tmp___2~1#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~11#1;havoc test_~tmp___0~5#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#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; 44450#L1104-1 assume !false; 44583#L956 assume test_~splverifierCounter~0#1 < 4; 44581#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 44579#L963 assume !(0 == test_~op1~0#1); 44220#L976 [2022-07-13 04:14:11,230 INFO L754 eck$LassoCheckResult]: Loop: 44220#L976 assume !(0 == test_~op2~0#1); 44304#L990 assume !(0 == test_~op3~0#1); 44305#L1004 assume !(0 == test_~op4~0#1); 44342#L1018 assume !(0 == test_~op5~0#1); 44285#L1032 assume !(0 == test_~op6~0#1); 44238#L1046 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet74#1;havoc test_#t~nondet74#1; 44239#L1051 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; 44402#L2222-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 44427#L2228-14 assume { :end_inline_setClientPrivateKey } true; 44467#L2961 assume { :end_inline_generateKeyPair } true; 44153#L744 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 44154#L1104-1 assume !false; 44165#L956 assume test_~splverifierCounter~0#1 < 4; 44234#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 44235#L963 assume !(0 == test_~op1~0#1); 44220#L976 [2022-07-13 04:14:11,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:11,234 INFO L85 PathProgramCache]: Analyzing trace with hash -235159008, now seen corresponding path program 1 times [2022-07-13 04:14:11,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:14:11,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275855535] [2022-07-13 04:14:11,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:14:11,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:14:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:11,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:14:11,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:14:11,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275855535] [2022-07-13 04:14:11,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275855535] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:14:11,304 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:14:11,304 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 04:14:11,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715070381] [2022-07-13 04:14:11,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:14:11,304 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:14:11,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:11,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1439661217, now seen corresponding path program 1 times [2022-07-13 04:14:11,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:14:11,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135144135] [2022-07-13 04:14:11,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:14:11,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:14:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:14:11,323 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:14:11,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:14:11,329 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:14:11,494 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:14:11,495 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:14:11,495 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:14:11,495 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:14:11,495 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 04:14:11,495 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:11,495 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:14:11,495 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:14:11,495 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration5_Loop [2022-07-13 04:14:11,495 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:14:11,495 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:14:11,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:11,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:11,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:11,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:11,528 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:11,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:11,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:11,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:11,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:11,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:11,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:11,678 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:14:11,678 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 04:14:11,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:11,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:11,679 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) [2022-07-13 04:14:11,680 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 [2022-07-13 04:14:11,682 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:11,682 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:11,699 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:11,699 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=3, ULTIMATE.start_test_#t~nondet74#1=3} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=3, ULTIMATE.start_test_#t~nondet74#1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:11,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:11,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:11,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:11,715 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) [2022-07-13 04:14:11,716 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 [2022-07-13 04:14:11,717 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:11,717 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:11,730 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:11,730 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: [] [2022-07-13 04:14:11,745 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 [2022-07-13 04:14:11,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:11,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:11,746 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) [2022-07-13 04:14:11,747 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 [2022-07-13 04:14:11,757 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:11,757 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:11,768 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:11,768 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: [] [2022-07-13 04:14:11,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:11,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:11,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:11,785 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) [2022-07-13 04:14:11,785 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 [2022-07-13 04:14:11,787 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:11,787 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:11,797 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:11,798 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:11,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:11,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:11,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:11,814 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) [2022-07-13 04:14:11,823 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 [2022-07-13 04:14:11,824 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:11,824 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:11,834 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:11,834 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:11,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:11,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:11,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:11,850 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) [2022-07-13 04:14:11,851 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 [2022-07-13 04:14:11,852 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:11,852 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:11,864 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:11,864 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: [] [2022-07-13 04:14:11,880 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 [2022-07-13 04:14:11,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:11,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:11,881 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) [2022-07-13 04:14:11,882 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 [2022-07-13 04:14:11,883 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:11,883 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:11,893 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:11,893 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:11,908 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 [2022-07-13 04:14:11,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:11,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:11,910 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) [2022-07-13 04:14:11,911 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 [2022-07-13 04:14:11,912 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:11,912 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:11,922 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:11,922 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: [] [2022-07-13 04:14:11,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-13 04:14:11,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:11,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:11,938 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) [2022-07-13 04:14:11,939 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 [2022-07-13 04:14:11,941 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:11,941 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:11,950 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:11,951 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: [] [2022-07-13 04:14:11,966 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 [2022-07-13 04:14:11,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:11,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:11,968 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) [2022-07-13 04:14:11,969 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 [2022-07-13 04:14:11,970 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:11,970 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:11,992 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:11,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:11,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:11,994 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) [2022-07-13 04:14:11,995 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 [2022-07-13 04:14:11,996 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 04:14:11,997 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:12,028 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 04:14:12,031 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 [2022-07-13 04:14:12,031 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:14:12,031 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:14:12,031 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:14:12,031 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:14:12,031 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:14:12,031 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:12,031 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:14:12,031 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:14:12,032 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration5_Loop [2022-07-13 04:14:12,032 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:14:12,032 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:14:12,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:12,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:12,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:12,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:12,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:12,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:12,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:12,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:12,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:12,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:12,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:12,185 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:14:12,186 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:14:12,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:12,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:12,187 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) [2022-07-13 04:14:12,188 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 [2022-07-13 04:14:12,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:12,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:12,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:12,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:12,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:12,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:12,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:12,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:12,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:12,227 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 [2022-07-13 04:14:12,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:12,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:12,229 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) [2022-07-13 04:14:12,229 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 [2022-07-13 04:14:12,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:12,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:12,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:12,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:12,236 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:12,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:12,237 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:12,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:12,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:12,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:12,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:12,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:12,264 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) [2022-07-13 04:14:12,264 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 [2022-07-13 04:14:12,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:12,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:12,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:12,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:12,272 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:12,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:12,272 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:12,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:12,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:12,289 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:12,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:12,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:12,290 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) [2022-07-13 04:14:12,291 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 [2022-07-13 04:14:12,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:12,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:12,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:12,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:12,298 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:12,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:12,299 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:12,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:12,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:12,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:12,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:12,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:12,317 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) [2022-07-13 04:14:12,317 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 [2022-07-13 04:14:12,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:12,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:12,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:12,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:12,325 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:12,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:12,326 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:12,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:12,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:12,349 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-07-13 04:14:12,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:12,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:12,351 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) [2022-07-13 04:14:12,352 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 [2022-07-13 04:14:12,353 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 [2022-07-13 04:14:12,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:12,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:12,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:12,359 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:12,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:12,360 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:12,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:12,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:12,391 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 [2022-07-13 04:14:12,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:12,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:12,392 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) [2022-07-13 04:14:12,393 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 [2022-07-13 04:14:12,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:12,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:12,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:12,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:12,400 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:12,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:12,401 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:12,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:12,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:12,431 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-07-13 04:14:12,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:12,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:12,433 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) [2022-07-13 04:14:12,434 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 [2022-07-13 04:14:12,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:12,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:12,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:12,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:12,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:12,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:12,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:12,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:12,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:12,473 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 [2022-07-13 04:14:12,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:12,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:12,475 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) [2022-07-13 04:14:12,476 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 [2022-07-13 04:14:12,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:12,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:12,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:12,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:12,483 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:12,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:12,483 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:12,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:12,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:12,500 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:12,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:12,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:12,501 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) [2022-07-13 04:14:12,528 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 [2022-07-13 04:14:12,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:12,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:12,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:12,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:12,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:12,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:12,535 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:12,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:12,547 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:14:12,549 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 04:14:12,549 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-13 04:14:12,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:12,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:12,551 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) [2022-07-13 04:14:12,551 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 [2022-07-13 04:14:12,588 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:14:12,588 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 04:14:12,588 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:14:12,588 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 [] [2022-07-13 04:14:12,604 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-07-13 04:14:12,605 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 04:14:12,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:12,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:14:12,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:14:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:12,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:14:12,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:14:12,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:14:12,819 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-13 04:14:12,819 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) [2022-07-13 04:14:12,904 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. [2022-07-13 04:14:12,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 04:14:12,905 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) [2022-07-13 04:14:12,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 858 transitions. [2022-07-13 04:14:12,906 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 34 letters. Loop has 15 letters. [2022-07-13 04:14:12,906 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:12,906 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 49 letters. Loop has 15 letters. [2022-07-13 04:14:12,906 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:12,907 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 858 transitions. Stem has 34 letters. Loop has 30 letters. [2022-07-13 04:14:12,907 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:12,907 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14919 states and 26669 transitions. [2022-07-13 04:14:12,959 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-07-13 04:14:13,017 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14919 states to 4489 states and 7966 transitions. [2022-07-13 04:14:13,017 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 259 [2022-07-13 04:14:13,017 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 259 [2022-07-13 04:14:13,017 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4489 states and 7966 transitions. [2022-07-13 04:14:13,018 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:14:13,018 INFO L369 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7966 transitions. [2022-07-13 04:14:13,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4489 states and 7966 transitions. [2022-07-13 04:14:13,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:13,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4489 to 4489. [2022-07-13 04:14:13,074 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) [2022-07-13 04:14:13,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7966 transitions. [2022-07-13 04:14:13,081 INFO L392 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7966 transitions. [2022-07-13 04:14:13,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:14:13,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 04:14:13,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-13 04:14:13,082 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) [2022-07-13 04:14:13,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:14:13,172 INFO L93 Difference]: Finished difference Result 8787 states and 15562 transitions. [2022-07-13 04:14:13,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 04:14:13,173 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8787 states and 15562 transitions. [2022-07-13 04:14:13,198 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 418 [2022-07-13 04:14:13,225 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8787 states to 8787 states and 15562 transitions. [2022-07-13 04:14:13,225 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 485 [2022-07-13 04:14:13,226 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 485 [2022-07-13 04:14:13,226 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8787 states and 15562 transitions. [2022-07-13 04:14:13,227 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 04:14:13,227 INFO L369 hiAutomatonCegarLoop]: Abstraction has 8787 states and 15562 transitions. [2022-07-13 04:14:13,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8787 states and 15562 transitions. [2022-07-13 04:14:13,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8787 to 4489. [2022-07-13 04:14:13,335 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) [2022-07-13 04:14:13,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4489 states to 4489 states and 7965 transitions. [2022-07-13 04:14:13,343 INFO L392 hiAutomatonCegarLoop]: Abstraction has 4489 states and 7965 transitions. [2022-07-13 04:14:13,343 INFO L374 stractBuchiCegarLoop]: Abstraction has 4489 states and 7965 transitions. [2022-07-13 04:14:13,343 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-13 04:14:13,343 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4489 states and 7965 transitions. [2022-07-13 04:14:13,349 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 212 [2022-07-13 04:14:13,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:14:13,349 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:14:13,351 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] [2022-07-13 04:14:13,351 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:14:13,351 INFO L752 eck$LassoCheckResult]: Stem: 77365#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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(4, 4);call write~init~int(37, 4, 0, 1);call write~init~int(115, 4, 1, 1);call write~init~int(10, 4, 2, 1);call write~init~int(0, 4, 3, 1);call #Ultimate.allocInit(30, 5);call #Ultimate.allocInit(9, 6);call #Ultimate.allocInit(21, 7);call #Ultimate.allocInit(30, 8);call #Ultimate.allocInit(9, 9);call #Ultimate.allocInit(21, 10);call #Ultimate.allocInit(30, 11);call #Ultimate.allocInit(9, 12);call #Ultimate.allocInit(25, 13);call #Ultimate.allocInit(30, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(25, 16);call #Ultimate.allocInit(44, 17);call #Ultimate.allocInit(44, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(9, 20);call #Ultimate.allocInit(11, 21);call #Ultimate.allocInit(19, 22);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(4, 24);call write~init~int(37, 24, 0, 1);call write~init~int(100, 24, 1, 1);call write~init~int(10, 24, 2, 1);call write~init~int(0, 24, 3, 1);call #Ultimate.allocInit(10, 25);call #Ultimate.allocInit(12, 26);call #Ultimate.allocInit(10, 27);call #Ultimate.allocInit(18, 28);call #Ultimate.allocInit(16, 29);call #Ultimate.allocInit(21, 30);call #Ultimate.allocInit(13, 31);call #Ultimate.allocInit(16, 32);call #Ultimate.allocInit(25, 33);call #Ultimate.allocInit(16, 34);call #Ultimate.allocInit(10, 35);call #Ultimate.allocInit(16, 36);call #Ultimate.allocInit(20, 37);call #Ultimate.allocInit(22, 38);call #Ultimate.allocInit(21, 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;~__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;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0; 77295#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret36#1, main_~retValue_acc~4#1, main_~tmp~4#1;havoc main_~retValue_acc~4#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 77296#L1189 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 77355#L1182 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 77067#L1197 main_#t~ret36#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret36#1;havoc main_#t~ret36#1; 77068#L624 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;havoc setup_#t~nondet33#1, setup_#t~nondet34#1, setup_#t~nondet35#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; 77044#L2657 assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 77037#L2663-2 assume { :end_inline_setClientId } true; 77144#L501 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; 77313#L2222 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 76997#L2228-2 assume { :end_inline_setClientPrivateKey } true; 76998#L512 assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 19, 0;havoc setup_#t~nondet33#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; 77245#L2657-2 assume !(1 == setClientId_~handle#1); 77200#L2660-2 assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := setClientId_~value#1; 77201#L2663-5 assume { :end_inline_setClientId } true; 77222#L522 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; 77327#L2222-2 assume !(1 == setClientPrivateKey_~handle#1); 77328#L2225-2 assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := setClientPrivateKey_~value#1; 77210#L2228-5 assume { :end_inline_setClientPrivateKey } true; 77211#L533 assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 20, 0;havoc setup_#t~nondet34#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; 77011#L2657-4 assume !(1 == setClientId_~handle#1); 77012#L2660-4 assume !(2 == setClientId_~handle#1); 77246#L2663-6 assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := setClientId_~value#1; 77199#L2663-8 assume { :end_inline_setClientId } true; 77048#L543 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; 77049#L2222-4 assume !(1 == setClientPrivateKey_~handle#1); 77069#L2225-4 assume !(2 == setClientPrivateKey_~handle#1); 76916#L2228-6 assume !(3 == setClientPrivateKey_~handle#1); 76917#L2228-8 assume { :end_inline_setClientPrivateKey } true; 77070#L554 assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~0#1.base, setup_~__cil_tmp3~0#1.offset := 21, 0;havoc setup_#t~nondet35#1; 77306#L611 assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet68#1, test_#t~nondet69#1, test_#t~nondet70#1, test_#t~nondet71#1, test_#t~nondet72#1, test_#t~nondet73#1, test_#t~nondet74#1, test_#t~nondet75#1, test_#t~nondet76#1, test_#t~nondet77#1, test_#t~nondet78#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~11#1, test_~tmp___0~5#1, test_~tmp___1~2#1, test_~tmp___2~1#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~11#1;havoc test_~tmp___0~5#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~1#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; 77307#L1104-1 assume !false; 77437#L956 assume test_~splverifierCounter~0#1 < 4; 77435#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 77434#L963 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet68#1;havoc test_#t~nondet68#1; 77077#L967 [2022-07-13 04:14:13,352 INFO L754 eck$LassoCheckResult]: Loop: 77077#L967 assume !(0 != test_~tmp___9~0#1); 77079#L976 assume !(0 == test_~op2~0#1); 77164#L990 assume !(0 == test_~op3~0#1); 77165#L1004 assume !(0 == test_~op4~0#1); 77202#L1018 assume !(0 == test_~op5~0#1); 77145#L1032 assume !(0 == test_~op6~0#1); 77097#L1046 assume 0 == test_~op7~0#1;test_~tmp___3~0#1 := test_#t~nondet74#1;havoc test_#t~nondet74#1; 77098#L1051 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; 77262#L2222-8 assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 77285#L2228-14 assume { :end_inline_setClientPrivateKey } true; 77323#L2961 assume { :end_inline_generateKeyPair } true; 77013#L744 assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1; 77014#L1104-1 assume !false; 77025#L956 assume test_~splverifierCounter~0#1 < 4; 77093#L957 test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 77094#L963 assume 0 == test_~op1~0#1;test_~tmp___9~0#1 := test_#t~nondet68#1;havoc test_#t~nondet68#1; 77077#L967 [2022-07-13 04:14:13,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:13,352 INFO L85 PathProgramCache]: Analyzing trace with hash -794107984, now seen corresponding path program 1 times [2022-07-13 04:14:13,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:14:13,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103314947] [2022-07-13 04:14:13,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:14:13,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:14:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:13,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:14:13,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:14:13,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103314947] [2022-07-13 04:14:13,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103314947] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:14:13,386 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:14:13,386 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 04:14:13,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778148701] [2022-07-13 04:14:13,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:14:13,386 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-13 04:14:13,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:13,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1974365309, now seen corresponding path program 1 times [2022-07-13 04:14:13,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:14:13,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454111700] [2022-07-13 04:14:13,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:14:13,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:14:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:14:13,394 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:14:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:14:13,399 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:14:13,580 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:14:13,580 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:14:13,580 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:14:13,580 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:14:13,580 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-13 04:14:13,580 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:13,580 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:14:13,580 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:14:13,581 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration6_Loop [2022-07-13 04:14:13,581 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:14:13,581 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:14:13,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:13,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:13,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:13,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:13,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:13,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:13,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:13,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:13,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:13,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:13,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:13,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:13,764 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:14:13,764 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-13 04:14:13,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:13,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:13,765 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) [2022-07-13 04:14:13,779 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 [2022-07-13 04:14:13,780 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:13,780 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:13,807 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:13,808 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: [] [2022-07-13 04:14:13,823 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-07-13 04:14:13,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:13,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:13,825 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) [2022-07-13 04:14:13,825 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 [2022-07-13 04:14:13,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:13,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:13,839 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:13,839 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: [] [2022-07-13 04:14:13,855 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 [2022-07-13 04:14:13,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:13,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:13,856 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) [2022-07-13 04:14:13,857 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 [2022-07-13 04:14:13,859 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:13,859 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:13,869 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:13,869 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet68#1=0} Honda state: {ULTIMATE.start_test_~tmp___9~0#1=0, ULTIMATE.start_test_#t~nondet68#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:13,884 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:13,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:13,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:13,886 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) [2022-07-13 04:14:13,889 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 [2022-07-13 04:14:13,889 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:13,889 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:13,895 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:13,895 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: [] [2022-07-13 04:14:13,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:13,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:13,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:13,912 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) [2022-07-13 04:14:13,913 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 [2022-07-13 04:14:13,916 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:13,916 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:13,926 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:13,926 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:13,941 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 [2022-07-13 04:14:13,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:13,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:13,942 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) [2022-07-13 04:14:13,943 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 [2022-07-13 04:14:13,944 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:13,944 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:13,954 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:13,955 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:13,969 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 [2022-07-13 04:14:13,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:13,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:13,971 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) [2022-07-13 04:14:13,971 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 [2022-07-13 04:14:13,972 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:13,972 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:13,983 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-13 04:14:13,983 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___3~0#1=3, ULTIMATE.start_test_#t~nondet74#1=3} Honda state: {ULTIMATE.start_test_~tmp___3~0#1=3, ULTIMATE.start_test_#t~nondet74#1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-13 04:14:13,998 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 [2022-07-13 04:14:13,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:13,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:13,999 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) [2022-07-13 04:14:14,000 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 [2022-07-13 04:14:14,001 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-13 04:14:14,001 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:14,026 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 [2022-07-13 04:14:14,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:14,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:14,027 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) [2022-07-13 04:14:14,029 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 [2022-07-13 04:14:14,029 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-13 04:14:14,029 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-13 04:14:14,061 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-13 04:14:14,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:14,064 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:14:14,064 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:14:14,064 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:14:14,064 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:14:14,064 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:14:14,064 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:14,064 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:14:14,064 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:14:14,064 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec27_product33.cil.c_Iteration6_Loop [2022-07-13 04:14:14,064 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:14:14,064 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:14:14,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:14,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:14,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:14,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:14,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:14,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:14,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:14,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:14,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:14,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:14,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:14,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:14:14,244 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:14:14,245 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:14:14,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:14,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:14,246 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) [2022-07-13 04:14:14,247 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 [2022-07-13 04:14:14,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:14,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:14,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:14,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:14,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:14,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:14,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:14,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:14,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:14,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-07-13 04:14:14,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:14,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:14,273 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) [2022-07-13 04:14:14,274 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 [2022-07-13 04:14:14,275 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 [2022-07-13 04:14:14,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:14,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:14,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:14,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:14,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:14,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:14,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:14,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:14,330 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 [2022-07-13 04:14:14,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:14,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:14,331 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) [2022-07-13 04:14:14,332 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 [2022-07-13 04:14:14,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:14,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:14,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:14,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:14,338 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:14,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:14,339 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:14,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:14,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:14,366 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 [2022-07-13 04:14:14,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:14,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:14,367 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) [2022-07-13 04:14:14,368 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 [2022-07-13 04:14:14,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:14,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:14,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:14,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:14,374 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:14:14,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:14,375 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 04:14:14,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:14,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:14:14,406 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 [2022-07-13 04:14:14,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:14,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:14,407 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) [2022-07-13 04:14:14,408 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 [2022-07-13 04:14:14,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:14:14,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:14:14,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:14:14,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:14:14,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:14:14,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:14:14,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:14:14,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:14:14,416 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:14:14,417 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 04:14:14,417 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-13 04:14:14,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:14:14,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:14:14,419 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) [2022-07-13 04:14:14,420 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 [2022-07-13 04:14:14,420 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:14:14,421 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 04:14:14,421 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:14:14,421 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 [] [2022-07-13 04:14:14,436 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 [2022-07-13 04:14:14,436 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-13 04:14:14,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:14:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:14,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:14:14,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:14:14,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:14:14,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:14:14,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:14:14,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:14:14,656 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-13 04:14:14,656 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) [2022-07-13 04:14:14,705 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. [2022-07-13 04:14:14,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 04:14:14,706 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) [2022-07-13 04:14:14,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 455 transitions. [2022-07-13 04:14:14,707 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 35 letters. Loop has 16 letters. [2022-07-13 04:14:14,707 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:14,707 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 51 letters. Loop has 16 letters. [2022-07-13 04:14:14,707 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:14,707 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 455 transitions. Stem has 35 letters. Loop has 32 letters. [2022-07-13 04:14:14,707 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:14:14,707 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9578 states and 17066 transitions. [2022-07-13 04:14:14,783 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:14:14,783 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9578 states to 0 states and 0 transitions. [2022-07-13 04:14:14,783 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-13 04:14:14,783 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-13 04:14:14,783 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-13 04:14:14,783 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:14:14,783 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:14:14,783 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:14:14,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:14:14,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 04:14:14,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 04:14:14,791 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) [2022-07-13 04:14:14,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:14:14,792 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-07-13 04:14:14,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 04:14:14,792 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-07-13 04:14:14,792 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:14:14,792 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 04:14:14,792 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-13 04:14:14,793 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-13 04:14:14,793 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-13 04:14:14,793 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:14:14,793 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:14:14,793 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:14:14,793 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:14:14,793 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-13 04:14:14,793 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-13 04:14:14,793 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:14:14,793 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-13 04:14:14,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.07 04:14:14 BoogieIcfgContainer [2022-07-13 04:14:14,805 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-13 04:14:14,805 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 04:14:14,805 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 04:14:14,805 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 04:14:14,806 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:14:04" (3/4) ... [2022-07-13 04:14:14,807 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-13 04:14:14,807 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 04:14:14,809 INFO L158 Benchmark]: Toolchain (without parser) took 12127.79ms. Allocated memory was 94.4MB in the beginning and 499.1MB in the end (delta: 404.8MB). Free memory was 56.9MB in the beginning and 306.3MB in the end (delta: -249.4MB). Peak memory consumption was 157.7MB. Max. memory is 16.1GB. [2022-07-13 04:14:14,809 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 94.4MB. Free memory was 72.0MB in the beginning and 72.0MB in the end (delta: 18.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:14:14,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 682.36ms. Allocated memory is still 94.4MB. Free memory was 56.7MB in the beginning and 41.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-13 04:14:14,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.65ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 41.4MB in the beginning and 83.6MB in the end (delta: -42.2MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-07-13 04:14:14,810 INFO L158 Benchmark]: Boogie Preprocessor took 69.89ms. Allocated memory is still 115.3MB. Free memory was 83.6MB in the beginning and 75.2MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 04:14:14,810 INFO L158 Benchmark]: RCFGBuilder took 1344.88ms. Allocated memory is still 115.3MB. Free memory was 75.2MB in the beginning and 49.8MB in the end (delta: 25.3MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2022-07-13 04:14:14,811 INFO L158 Benchmark]: BuchiAutomizer took 9911.90ms. Allocated memory was 115.3MB in the beginning and 499.1MB in the end (delta: 383.8MB). Free memory was 49.8MB in the beginning and 306.3MB in the end (delta: -256.5MB). Peak memory consumption was 126.7MB. Max. memory is 16.1GB. [2022-07-13 04:14:14,811 INFO L158 Benchmark]: Witness Printer took 2.17ms. Allocated memory is still 499.1MB. Free memory is still 306.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:14:14,812 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2022-07-13 04:14:14,827 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 --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 94.4MB. Free memory was 72.0MB in the beginning and 72.0MB in the end (delta: 18.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 682.36ms. Allocated memory is still 94.4MB. Free memory was 56.7MB in the beginning and 41.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.65ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 41.4MB in the beginning and 83.6MB in the end (delta: -42.2MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.89ms. Allocated memory is still 115.3MB. Free memory was 83.6MB in the beginning and 75.2MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1344.88ms. Allocated memory is still 115.3MB. Free memory was 75.2MB in the beginning and 49.8MB in the end (delta: 25.3MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 9911.90ms. Allocated memory was 115.3MB in the beginning and 499.1MB in the end (delta: 383.8MB). Free memory was 49.8MB in the beginning and 306.3MB in the end (delta: -256.5MB). Peak memory consumption was 126.7MB. Max. memory is 16.1GB. * Witness Printer took 2.17ms. Allocated memory is still 499.1MB. Free memory is still 306.3MB. 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 9.8s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 6.4s. Construction of modules took 0.1s. Büchi inclusion checks took 2.0s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 10. Automata minimization 0.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 17621 StatesRemovedByMinimization, 9 NontrivialMinimizations. Non-live state removal took 0.5s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11791 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11785 mSDsluCounter, 19922 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10891 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 279 IncrementalHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 9031 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: 27ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 27 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 6 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-13 04:14:14,880 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