./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpncpy-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5fbdf5bf 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/termination-memory-alloca/openbsd_cstpncpy-alloca-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash 1a0687c7a9248a5f8cc8ee4c8e4eeb67512aff8e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: no settings was sufficient --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-31 01:37:52,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 01:37:52,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 01:37:52,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 01:37:52,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 01:37:52,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 01:37:52,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 01:37:52,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 01:37:52,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 01:37:52,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 01:37:52,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 01:37:52,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 01:37:52,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 01:37:52,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 01:37:52,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 01:37:52,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 01:37:52,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 01:37:52,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 01:37:52,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 01:37:52,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 01:37:52,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 01:37:52,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 01:37:52,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 01:37:52,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 01:37:52,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 01:37:52,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 01:37:52,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 01:37:52,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 01:37:52,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 01:37:52,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 01:37:52,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 01:37:52,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 01:37:52,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 01:37:52,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 01:37:52,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 01:37:52,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 01:37:52,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 01:37:52,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 01:37:52,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 01:37:52,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 01:37:52,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 01:37:52,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-08-31 01:37:52,579 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 01:37:52,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 01:37:52,580 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 01:37:52,580 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 01:37:52,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 01:37:52,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 01:37:52,582 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 01:37:52,583 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 01:37:52,583 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 01:37:52,583 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 01:37:52,584 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 01:37:52,584 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 01:37:52,584 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 01:37:52,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 01:37:52,584 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 01:37:52,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 01:37:52,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 01:37:52,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 01:37:52,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 01:37:52,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 01:37:52,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 01:37:52,599 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 01:37:52,599 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 01:37:52,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 01:37:52,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 01:37:52,600 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 01:37:52,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 01:37:52,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 01:37:52,600 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 01:37:52,601 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 01:37:52,602 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a0687c7a9248a5f8cc8ee4c8e4eeb67512aff8e [2021-08-31 01:37:52,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 01:37:52,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 01:37:52,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 01:37:52,957 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 01:37:52,958 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 01:37:52,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpncpy-alloca-2.i [2021-08-31 01:37:53,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83f2e677a/a7e7bbc4c4394d6b9f75c9e34d024003/FLAGa20dc2e44 [2021-08-31 01:37:53,430 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 01:37:53,431 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/openbsd_cstpncpy-alloca-2.i [2021-08-31 01:37:53,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83f2e677a/a7e7bbc4c4394d6b9f75c9e34d024003/FLAGa20dc2e44 [2021-08-31 01:37:53,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83f2e677a/a7e7bbc4c4394d6b9f75c9e34d024003 [2021-08-31 01:37:53,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 01:37:53,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 01:37:53,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 01:37:53,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 01:37:53,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 01:37:53,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 01:37:53" (1/1) ... [2021-08-31 01:37:53,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a10032f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:53, skipping insertion in model container [2021-08-31 01:37:53,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 01:37:53" (1/1) ... [2021-08-31 01:37:53,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 01:37:53,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 01:37:54,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 01:37:54,167 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 01:37:54,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 01:37:54,228 INFO L208 MainTranslator]: Completed translation [2021-08-31 01:37:54,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:54 WrapperNode [2021-08-31 01:37:54,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 01:37:54,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 01:37:54,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 01:37:54,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 01:37:54,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:54" (1/1) ... [2021-08-31 01:37:54,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:54" (1/1) ... [2021-08-31 01:37:54,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 01:37:54,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 01:37:54,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 01:37:54,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 01:37:54,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:54" (1/1) ... [2021-08-31 01:37:54,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:54" (1/1) ... [2021-08-31 01:37:54,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:54" (1/1) ... [2021-08-31 01:37:54,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:54" (1/1) ... [2021-08-31 01:37:54,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:54" (1/1) ... [2021-08-31 01:37:54,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:54" (1/1) ... [2021-08-31 01:37:54,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:54" (1/1) ... [2021-08-31 01:37:54,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 01:37:54,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 01:37:54,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 01:37:54,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 01:37:54,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:54" (1/1) ... [2021-08-31 01:37:54,339 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:54,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:54,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:54,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-08-31 01:37:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-31 01:37:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-31 01:37:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-08-31 01:37:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 01:37:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-08-31 01:37:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-31 01:37:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 01:37:54,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 01:37:54,591 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 01:37:54,592 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-08-31 01:37:54,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 01:37:54 BoogieIcfgContainer [2021-08-31 01:37:54,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 01:37:54,594 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 01:37:54,594 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 01:37:54,596 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 01:37:54,597 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 01:37:54,597 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 01:37:53" (1/3) ... [2021-08-31 01:37:54,598 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a4655fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 01:37:54, skipping insertion in model container [2021-08-31 01:37:54,598 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 01:37:54,598 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 01:37:54" (2/3) ... [2021-08-31 01:37:54,598 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a4655fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 01:37:54, skipping insertion in model container [2021-08-31 01:37:54,598 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 01:37:54,599 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 01:37:54" (3/3) ... [2021-08-31 01:37:54,600 INFO L389 chiAutomizerObserver]: Analyzing ICFG openbsd_cstpncpy-alloca-2.i [2021-08-31 01:37:54,640 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 01:37:54,641 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 01:37:54,641 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 01:37:54,641 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 01:37:54,641 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 01:37:54,641 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 01:37:54,641 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 01:37:54,641 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 01:37:54,654 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 01:37:54,671 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-08-31 01:37:54,671 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 01:37:54,671 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 01:37:54,676 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-31 01:37:54,676 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-08-31 01:37:54,676 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-31 01:37:54,677 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 01:37:54,679 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-08-31 01:37:54,679 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 01:37:54,679 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 01:37:54,680 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-31 01:37:54,680 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-08-31 01:37:54,686 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 6#L-1true havoc main_#res;havoc main_#t~nondet11, main_#t~nondet12, main_#t~malloc13.base, main_#t~malloc13.offset, main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~ret15.base, main_#t~ret15.offset, main_~length~0, main_~n~0, main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length~0 := main_#t~nondet11;havoc main_#t~nondet11;main_~n~0 := main_#t~nondet12;havoc main_#t~nondet12; 17#L568true assume !(main_~length~0 < 1); 13#L568-2true assume !(main_~n~0 < 1); 8#L571-1true call main_#t~malloc13.base, main_#t~malloc13.offset := #Ultimate.allocOnStack(main_~n~0);main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc13.base, main_#t~malloc13.offset;call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnStack(main_~length~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call write~int(0, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length~0 - 1), 1);cstpncpy_#in~dst.base, cstpncpy_#in~dst.offset, cstpncpy_#in~src.base, cstpncpy_#in~src.offset, cstpncpy_#in~n := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset, main_~n~0;havoc cstpncpy_#res.base, cstpncpy_#res.offset;havoc cstpncpy_#t~mem2.base, cstpncpy_#t~mem2.offset, cstpncpy_#t~mem3.base, cstpncpy_#t~mem3.offset, cstpncpy_#t~post5.base, cstpncpy_#t~post5.offset, cstpncpy_#t~post6.base, cstpncpy_#t~post6.offset, cstpncpy_#t~mem7, cstpncpy_#t~post9.base, cstpncpy_#t~post9.offset, cstpncpy_#t~pre8, cstpncpy_#t~pre4, cstpncpy_~d~0.base, cstpncpy_~d~0.offset, cstpncpy_~s~0.base, cstpncpy_~s~0.offset, cstpncpy_#t~mem10.base, cstpncpy_#t~mem10.offset, cstpncpy_~#dst.base, cstpncpy_~#dst.offset, cstpncpy_~src.base, cstpncpy_~src.offset, cstpncpy_~n;call cstpncpy_~#dst.base, cstpncpy_~#dst.offset := #Ultimate.allocOnStack(8);call write~$Pointer$(cstpncpy_#in~dst.base, cstpncpy_#in~dst.offset, cstpncpy_~#dst.base, cstpncpy_~#dst.offset, 8);cstpncpy_~src.base, cstpncpy_~src.offset := cstpncpy_#in~src.base, cstpncpy_#in~src.offset;cstpncpy_~n := cstpncpy_#in~n; 18#L550true assume 0 != cstpncpy_~n % 4294967296;call cstpncpy_#t~mem2.base, cstpncpy_#t~mem2.offset := read~$Pointer$(cstpncpy_~#dst.base, cstpncpy_~#dst.offset, 8);cstpncpy_~d~0.base, cstpncpy_~d~0.offset := cstpncpy_#t~mem2.base, cstpncpy_#t~mem2.offset;havoc cstpncpy_#t~mem2.base, cstpncpy_#t~mem2.offset;cstpncpy_~s~0.base, cstpncpy_~s~0.offset := cstpncpy_~src.base, cstpncpy_~src.offset;call cstpncpy_#t~mem3.base, cstpncpy_#t~mem3.offset := read~$Pointer$(cstpncpy_~#dst.base, cstpncpy_~#dst.offset, 8);call write~$Pointer$(cstpncpy_#t~mem3.base, cstpncpy_#t~mem3.offset + cstpncpy_~n % 4294967296, cstpncpy_~#dst.base, cstpncpy_~#dst.offset, 8);havoc cstpncpy_#t~mem3.base, cstpncpy_#t~mem3.offset; 7#L554-4true [2021-08-31 01:37:54,686 INFO L793 eck$LassoCheckResult]: Loop: 7#L554-4true cstpncpy_#t~post5.base, cstpncpy_#t~post5.offset := cstpncpy_~d~0.base, cstpncpy_~d~0.offset;cstpncpy_~d~0.base, cstpncpy_~d~0.offset := cstpncpy_#t~post5.base, 1 + cstpncpy_#t~post5.offset;cstpncpy_#t~post6.base, cstpncpy_#t~post6.offset := cstpncpy_~s~0.base, cstpncpy_~s~0.offset;cstpncpy_~s~0.base, cstpncpy_~s~0.offset := cstpncpy_#t~post6.base, 1 + cstpncpy_#t~post6.offset;call cstpncpy_#t~mem7 := read~int(cstpncpy_#t~post6.base, cstpncpy_#t~post6.offset, 1);call write~int(cstpncpy_#t~mem7, cstpncpy_#t~post5.base, cstpncpy_#t~post5.offset, 1); 9#L555true assume !(0 == cstpncpy_#t~mem7);havoc cstpncpy_#t~post5.base, cstpncpy_#t~post5.offset;havoc cstpncpy_#t~post6.base, cstpncpy_#t~post6.offset;havoc cstpncpy_#t~mem7; 5#L554-1true cstpncpy_#t~pre4 := cstpncpy_~n - 1;cstpncpy_~n := cstpncpy_~n - 1; 11#L554-2true assume !!(0 != cstpncpy_#t~pre4 % 4294967296);havoc cstpncpy_#t~pre4; 7#L554-4true [2021-08-31 01:37:54,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 01:37:54,695 INFO L82 PathProgramCache]: Analyzing trace with hash 889572236, now seen corresponding path program 1 times [2021-08-31 01:37:54,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 01:37:54,702 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113247543] [2021-08-31 01:37:54,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 01:37:54,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 01:37:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 01:37:54,851 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 01:37:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 01:37:54,928 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 01:37:54,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 01:37:54,932 INFO L82 PathProgramCache]: Analyzing trace with hash 1618712, now seen corresponding path program 1 times [2021-08-31 01:37:54,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 01:37:54,933 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555491473] [2021-08-31 01:37:54,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 01:37:54,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 01:37:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 01:37:54,964 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 01:37:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 01:37:54,992 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 01:37:54,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 01:37:54,994 INFO L82 PathProgramCache]: Analyzing trace with hash 1592246563, now seen corresponding path program 1 times [2021-08-31 01:37:54,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 01:37:54,995 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707240426] [2021-08-31 01:37:54,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 01:37:54,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 01:37:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 01:37:55,061 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 01:37:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 01:37:55,102 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 01:37:56,788 INFO L210 LassoAnalysis]: Preferences: [2021-08-31 01:37:56,788 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-31 01:37:56,789 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-31 01:37:56,789 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-31 01:37:56,789 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-31 01:37:56,789 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:56,789 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-31 01:37:56,789 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-31 01:37:56,789 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstpncpy-alloca-2.i_Iteration1_Lasso [2021-08-31 01:37:56,790 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-31 01:37:56,790 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-31 01:37:56,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,835 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:56,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:57,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:57,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:57,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:57,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:57,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:57,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:57,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:57,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:57,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:57,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:57,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 01:37:58,087 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-31 01:37:58,091 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-31 01:37:58,092 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,096 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-08-31 01:37:58,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,163 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,163 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,164 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-08-31 01:37:58,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,174 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,201 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,202 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-08-31 01:37:58,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,217 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 01:37:58,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 01:37:58,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,267 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,268 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,269 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,286 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-08-31 01:37:58,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,321 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,321 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,323 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-08-31 01:37:58,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,332 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,361 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 [2021-08-31 01:37:58,361 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,363 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-08-31 01:37:58,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,373 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 01:37:58,373 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 01:37:58,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,394 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,394 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,395 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-08-31 01:37:58,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,449 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,449 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,450 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-08-31 01:37:58,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 01:37:58,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 01:37:58,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,492 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,492 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,493 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-08-31 01:37:58,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,531 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,532 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,533 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-08-31 01:37:58,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,564 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,565 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-08-31 01:37:58,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,594 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,594 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-08-31 01:37:58,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,620 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,620 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,621 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-08-31 01:37:58,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,649 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-08-31 01:37:58,649 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,650 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-08-31 01:37:58,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,678 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,678 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,679 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-08-31 01:37:58,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,707 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-08-31 01:37:58,708 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,708 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-08-31 01:37:58,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:58,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:58,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:58,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,770 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 [2021-08-31 01:37:58,770 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,771 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-08-31 01:37:58,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,791 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 01:37:58,791 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 01:37:58,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,854 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,854 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,855 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-08-31 01:37:58,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,866 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 01:37:58,866 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 01:37:58,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,917 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,918 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:58,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-08-31 01:37:58,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:58,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:58,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:58,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:58,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:58,948 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 01:37:58,948 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 01:37:58,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:58,989 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:58,989 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:58,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:58,993 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:59,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:59,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:59,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:59,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:59,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:59,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:59,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:59,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:59,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-08-31 01:37:59,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:59,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:59,054 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:59,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:59,055 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:59,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-08-31 01:37:59,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:59,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:59,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:59,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:59,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:59,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 01:37:59,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 01:37:59,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:59,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-08-31 01:37:59,101 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:59,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:59,102 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:59,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-08-31 01:37:59,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:59,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:59,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:59,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:59,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:59,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:59,111 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:59,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:59,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:59,127 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 [2021-08-31 01:37:59,127 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:59,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:59,128 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:59,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-08-31 01:37:59,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:59,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:59,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:59,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:59,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:59,139 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 01:37:59,139 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 01:37:59,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:59,157 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-08-31 01:37:59,157 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:59,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:59,158 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:59,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-08-31 01:37:59,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:59,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:59,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:59,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:59,166 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-08-31 01:37:59,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:59,167 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-08-31 01:37:59,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:59,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:59,185 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-08-31 01:37:59,186 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:59,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:59,186 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:59,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-08-31 01:37:59,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:59,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:59,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:59,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:59,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:59,198 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 01:37:59,198 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 01:37:59,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:59,247 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 [2021-08-31 01:37:59,247 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:59,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:59,253 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:59,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:59,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:59,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:59,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:59,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:59,271 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 01:37:59,271 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 01:37:59,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-08-31 01:37:59,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:59,313 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 [2021-08-31 01:37:59,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:59,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:59,314 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:59,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-08-31 01:37:59,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:59,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:59,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 01:37:59,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:59,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:59,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:59,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 01:37:59,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 01:37:59,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 01:37:59,357 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 [2021-08-31 01:37:59,358 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:59,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:59,358 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:59,359 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-08-31 01:37:59,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-31 01:37:59,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 01:37:59,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 01:37:59,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 01:37:59,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 01:37:59,373 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-31 01:37:59,373 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-31 01:37:59,389 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-31 01:37:59,433 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-08-31 01:37:59,433 INFO L444 ModelExtractionUtils]: 7 out of 31 variables were initially zero. Simplification set additionally 19 variables to zero. [2021-08-31 01:37:59,434 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 01:37:59,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 01:37:59,449 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-31 01:37:59,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-08-31 01:37:59,517 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-31 01:37:59,538 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-08-31 01:37:59,538 INFO L513 LassoAnalysis]: Proved termination. [2021-08-31 01:37:59,539 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length~0, ULTIMATE.start_cstpncpy_~s~0.offset) = 1*ULTIMATE.start_main_~length~0 - 1*ULTIMATE.start_cstpncpy_~s~0.offset Supporting invariants [-1*v_rep(select #length ULTIMATE.start_cstpncpy_~s~0.base)_1 + 1*ULTIMATE.start_main_~length~0 >= 0] [2021-08-31 01:37:59,559 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:59,628 INFO L297 tatePredicateManager]: 19 out of 20 supporting invariants were superfluous and have been removed [2021-08-31 01:37:59,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 01:37:59,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 01:37:59,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-31 01:37:59,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 01:37:59,747 INFO L354 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2021-08-31 01:37:59,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 31 [2021-08-31 01:37:59,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2021-08-31 01:37:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 01:37:59,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-31 01:37:59,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 01:37:59,901 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-08-31 01:37:59,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 01:37:59,942 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-08-31 01:37:59,943 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 01:37:59,993 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 29 states and 36 transitions. Complement of second has 4 states. [2021-08-31 01:37:59,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-08-31 01:37:59,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 01:37:59,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2021-08-31 01:37:59,999 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 6 letters. Loop has 4 letters. [2021-08-31 01:37:59,999 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 01:37:59,999 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-31 01:38:00,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 01:38:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 01:38:00,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-31 01:38:00,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 01:38:00,095 INFO L354 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2021-08-31 01:38:00,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 31 [2021-08-31 01:38:00,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2021-08-31 01:38:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 01:38:00,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-31 01:38:00,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 01:38:00,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 01:38:00,212 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2021-08-31 01:38:00,212 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 01:38:00,250 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 29 states and 36 transitions. Complement of second has 4 states. [2021-08-31 01:38:00,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-08-31 01:38:00,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 01:38:00,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2021-08-31 01:38:00,251 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 6 letters. Loop has 4 letters. [2021-08-31 01:38:00,251 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 01:38:00,251 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-31 01:38:00,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 01:38:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 01:38:00,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-31 01:38:00,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 01:38:00,329 INFO L354 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2021-08-31 01:38:00,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 31 [2021-08-31 01:38:00,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2021-08-31 01:38:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 01:38:00,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-31 01:38:00,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 01:38:00,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 01:38:00,420 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-08-31 01:38:00,421 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 01:38:00,456 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 25 states and 33 transitions. Complement of second has 3 states. [2021-08-31 01:38:00,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-08-31 01:38:00,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 01:38:00,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 30 transitions. [2021-08-31 01:38:00,458 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 30 transitions. Stem has 6 letters. Loop has 4 letters. [2021-08-31 01:38:00,458 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 01:38:00,458 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-31 01:38:00,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 01:38:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 01:38:00,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-31 01:38:00,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 01:38:00,526 INFO L354 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2021-08-31 01:38:00,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 31 [2021-08-31 01:38:00,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2021-08-31 01:38:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 01:38:00,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-31 01:38:00,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 01:38:00,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 01:38:00,613 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2021-08-31 01:38:00,614 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 01:38:00,650 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 25 states and 33 transitions. Complement of second has 3 states. [2021-08-31 01:38:00,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-08-31 01:38:00,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 01:38:00,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 30 transitions. [2021-08-31 01:38:00,651 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 30 transitions. Stem has 6 letters. Loop has 4 letters. [2021-08-31 01:38:00,651 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 01:38:00,651 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-31 01:38:00,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 01:38:00,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 01:38:00,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-31 01:38:00,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 01:38:00,725 INFO L354 Elim1Store]: treesize reduction 40, result has 27.3 percent of original size [2021-08-31 01:38:00,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 31 [2021-08-31 01:38:00,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 31 [2021-08-31 01:38:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 01:38:00,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-31 01:38:00,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 01:38:00,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 01:38:00,804 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-08-31 01:38:00,805 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 01:38:00,898 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 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 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 67 states and 109 transitions. Complement of second has 6 states 4 powerset states2 rank states. The highest rank that occured is 1 [2021-08-31 01:38:00,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2021-08-31 01:38:00,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-31 01:38:00,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 52 transitions. [2021-08-31 01:38:00,899 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 52 transitions. Stem has 6 letters. Loop has 4 letters. [2021-08-31 01:38:00,900 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 01:38:00,900 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-31 01:38:00,900 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: no settings was sufficient at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:785) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:549) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:398) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-08-31 01:38:00,902 INFO L158 Benchmark]: Toolchain (without parser) took 7102.75ms. Allocated memory was 65.0MB in the beginning and 111.1MB in the end (delta: 46.1MB). Free memory was 46.3MB in the beginning and 62.6MB in the end (delta: -16.3MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2021-08-31 01:38:00,902 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 65.0MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 01:38:00,903 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.12ms. Allocated memory is still 65.0MB. Free memory was 46.1MB in the beginning and 43.3MB in the end (delta: 2.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-08-31 01:38:00,903 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.03ms. Allocated memory is still 65.0MB. Free memory was 43.1MB in the beginning and 41.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 01:38:00,903 INFO L158 Benchmark]: Boogie Preprocessor took 41.23ms. Allocated memory is still 65.0MB. Free memory was 41.3MB in the beginning and 39.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-31 01:38:00,904 INFO L158 Benchmark]: RCFGBuilder took 261.31ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 39.9MB in the beginning and 68.9MB in the end (delta: -29.0MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2021-08-31 01:38:00,904 INFO L158 Benchmark]: BuchiAutomizer took 6307.48ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 68.9MB in the beginning and 62.6MB in the end (delta: 6.3MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2021-08-31 01:38:00,906 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 65.0MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.12ms. Allocated memory is still 65.0MB. Free memory was 46.1MB in the beginning and 43.3MB in the end (delta: 2.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.03ms. Allocated memory is still 65.0MB. Free memory was 43.1MB in the beginning and 41.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.23ms. Allocated memory is still 65.0MB. Free memory was 41.3MB in the beginning and 39.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 261.31ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 39.9MB in the beginning and 68.9MB in the end (delta: -29.0MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 6307.48ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 68.9MB in the beginning and 62.6MB in the end (delta: 6.3MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: no settings was sufficient de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: no settings was sufficient: de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:785) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-08-31 01:38:00,937 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...