./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/atoll.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 20ed64ec 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-dietlibc/atoll.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 86eb0e10277d06bf60185a7625eb0520bf1ea9c8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 14:13:13,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 14:13:13,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 14:13:13,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 14:13:13,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 14:13:13,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 14:13:13,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 14:13:13,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 14:13:13,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 14:13:13,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 14:13:13,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 14:13:13,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 14:13:13,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 14:13:13,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 14:13:13,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 14:13:13,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 14:13:13,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 14:13:13,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 14:13:13,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 14:13:13,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 14:13:13,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 14:13:13,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 14:13:13,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 14:13:13,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 14:13:13,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 14:13:13,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 14:13:13,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 14:13:13,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 14:13:13,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 14:13:13,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 14:13:13,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 14:13:13,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 14:13:13,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 14:13:13,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 14:13:13,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 14:13:13,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 14:13:13,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 14:13:13,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 14:13:13,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 14:13:13,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 14:13:13,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 14:13:13,115 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-08-27 14:13:13,130 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 14:13:13,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 14:13:13,131 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 14:13:13,131 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 14:13:13,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 14:13:13,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 14:13:13,132 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 14:13:13,132 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-27 14:13:13,132 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-27 14:13:13,132 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-27 14:13:13,133 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-27 14:13:13,133 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-27 14:13:13,133 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-27 14:13:13,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 14:13:13,133 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 14:13:13,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 14:13:13,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 14:13:13,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-27 14:13:13,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-27 14:13:13,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-27 14:13:13,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 14:13:13,138 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-27 14:13:13,138 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 14:13:13,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-27 14:13:13,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 14:13:13,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 14:13:13,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 14:13:13,139 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 14:13:13,140 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 14:13:13,140 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-27 14:13:13,140 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86eb0e10277d06bf60185a7625eb0520bf1ea9c8 [2021-08-27 14:13:13,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 14:13:13,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 14:13:13,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 14:13:13,516 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 14:13:13,516 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 14:13:13,517 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/atoll.i [2021-08-27 14:13:13,552 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b4ccf820/13aa944ecb81491b831931c0fdb78aaa/FLAGdc4f44582 [2021-08-27 14:13:13,858 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 14:13:13,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/atoll.i [2021-08-27 14:13:13,865 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b4ccf820/13aa944ecb81491b831931c0fdb78aaa/FLAGdc4f44582 [2021-08-27 14:13:14,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b4ccf820/13aa944ecb81491b831931c0fdb78aaa [2021-08-27 14:13:14,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 14:13:14,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 14:13:14,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 14:13:14,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 14:13:14,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 14:13:14,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 02:13:14" (1/1) ... [2021-08-27 14:13:14,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b9eb61a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14, skipping insertion in model container [2021-08-27 14:13:14,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 02:13:14" (1/1) ... [2021-08-27 14:13:14,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 14:13:14,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 14:13:14,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 14:13:14,484 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 14:13:14,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 14:13:14,543 INFO L208 MainTranslator]: Completed translation [2021-08-27 14:13:14,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14 WrapperNode [2021-08-27 14:13:14,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 14:13:14,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 14:13:14,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 14:13:14,545 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 14:13:14,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14" (1/1) ... [2021-08-27 14:13:14,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14" (1/1) ... [2021-08-27 14:13:14,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 14:13:14,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 14:13:14,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 14:13:14,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 14:13:14,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14" (1/1) ... [2021-08-27 14:13:14,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14" (1/1) ... [2021-08-27 14:13:14,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14" (1/1) ... [2021-08-27 14:13:14,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14" (1/1) ... [2021-08-27 14:13:14,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14" (1/1) ... [2021-08-27 14:13:14,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14" (1/1) ... [2021-08-27 14:13:14,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14" (1/1) ... [2021-08-27 14:13:14,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 14:13:14,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 14:13:14,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 14:13:14,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 14:13:14,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14" (1/1) ... [2021-08-27 14:13:14,626 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:14,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:14,638 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) [2021-08-27 14:13:14,651 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 [2021-08-27 14:13:14,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-27 14:13:14,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-27 14:13:14,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 14:13:14,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-27 14:13:14,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 14:13:14,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 14:13:14,925 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 14:13:14,934 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-08-27 14:13:14,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:13:14 BoogieIcfgContainer [2021-08-27 14:13:14,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 14:13:14,936 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-27 14:13:14,936 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-27 14:13:14,938 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-27 14:13:14,939 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:13:14,939 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.08 02:13:14" (1/3) ... [2021-08-27 14:13:14,939 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70520a74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 02:13:14, skipping insertion in model container [2021-08-27 14:13:14,939 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:13:14,939 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:13:14" (2/3) ... [2021-08-27 14:13:14,940 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70520a74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 02:13:14, skipping insertion in model container [2021-08-27 14:13:14,940 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:13:14,940 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:13:14" (3/3) ... [2021-08-27 14:13:14,941 INFO L389 chiAutomizerObserver]: Analyzing ICFG atoll.i [2021-08-27 14:13:14,979 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-27 14:13:14,980 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-27 14:13:14,980 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-27 14:13:14,980 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-27 14:13:14,980 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-27 14:13:14,980 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-27 14:13:14,980 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-27 14:13:14,980 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-27 14:13:14,990 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:13:15,004 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-08-27 14:13:15,005 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:13:15,005 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:13:15,008 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-08-27 14:13:15,008 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-08-27 14:13:15,009 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-27 14:13:15,009 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:13:15,011 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-08-27 14:13:15,011 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:13:15,011 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:13:15,011 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-08-27 14:13:15,011 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-08-27 14:13:15,015 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true havoc main_#res;havoc main_#t~nondet13, main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~ret15, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet13;havoc main_#t~nondet13; 11#L521true assume !(main_~in_len~0 < 1);call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);atoll_#in~s.base, atoll_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc atoll_#res;havoc atoll_#t~pre3.base, atoll_#t~pre3.offset, atoll_#t~mem2, atoll_#t~mem4, atoll_#t~switch5, atoll_#t~pre6.base, atoll_#t~pre6.offset, atoll_#t~mem10, atoll_#t~pre11.base, atoll_#t~pre11.offset, atoll_#t~mem7, atoll_#t~mem8, atoll_#t~short9, atoll_#t~ite12, atoll_~s.base, atoll_~s.offset, atoll_~v~0, atoll_~sign~0;atoll_~s.base, atoll_~s.offset := atoll_#in~s.base, atoll_#in~s.offset;atoll_~v~0 := 0;atoll_~sign~0 := 1; 15#L509-3true [2021-08-27 14:13:15,015 INFO L793 eck$LassoCheckResult]: Loop: 15#L509-3true call atoll_#t~mem2 := read~int(atoll_~s.base, atoll_~s.offset, 1); 18#L509-1true assume !!(32 == atoll_#t~mem2);havoc atoll_#t~mem2;atoll_#t~pre3.base, atoll_#t~pre3.offset := atoll_~s.base, 1 + atoll_~s.offset;atoll_~s.base, atoll_~s.offset := atoll_~s.base, 1 + atoll_~s.offset;havoc atoll_#t~pre3.base, atoll_#t~pre3.offset; 15#L509-3true [2021-08-27 14:13:15,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:13:15,019 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-08-27 14:13:15,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:13:15,025 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080479511] [2021-08-27 14:13:15,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:13:15,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:13:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:13:15,106 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:13:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:13:15,141 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:13:15,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:13:15,148 INFO L82 PathProgramCache]: Analyzing trace with hash 1350, now seen corresponding path program 1 times [2021-08-27 14:13:15,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:13:15,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310033198] [2021-08-27 14:13:15,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:13:15,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:13:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:13:15,160 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:13:15,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:13:15,168 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:13:15,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:13:15,174 INFO L82 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2021-08-27 14:13:15,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:13:15,175 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752321392] [2021-08-27 14:13:15,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:13:15,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:13:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:13:15,191 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:13:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:13:15,214 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:13:15,724 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:13:15,725 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:13:15,725 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:13:15,725 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:13:15,725 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:13:15,725 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:15,726 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:13:15,726 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:13:15,726 INFO L133 ssoRankerPreferences]: Filename of dumped script: atoll.i_Iteration1_Lasso [2021-08-27 14:13:15,726 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:13:15,726 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:13:15,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:15,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:13:16,332 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:13:16,334 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:13:16,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,337 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) [2021-08-27 14:13:16,337 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 [2021-08-27 14:13:16,376 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 [2021-08-27 14:13:16,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:13:16,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:13:16,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:13:16,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,406 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 [2021-08-27 14:13:16,407 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,408 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) [2021-08-27 14:13:16,409 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 [2021-08-27 14:13:16,412 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 [2021-08-27 14:13:16,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:13:16,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:13:16,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:13:16,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,450 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 [2021-08-27 14:13:16,450 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,452 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) [2021-08-27 14:13:16,453 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 [2021-08-27 14:13:16,454 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 [2021-08-27 14:13:16,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:13:16,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,462 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:13:16,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:13:16,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,493 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 [2021-08-27 14:13:16,493 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,494 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) [2021-08-27 14:13:16,495 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 [2021-08-27 14:13:16,496 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 [2021-08-27 14:13:16,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:13:16,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:13:16,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-08-27 14:13:16,529 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,530 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) [2021-08-27 14:13:16,530 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 [2021-08-27 14:13:16,532 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 [2021-08-27 14:13:16,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:13:16,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,540 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:13:16,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:13:16,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,566 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-08-27 14:13:16,566 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,567 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) [2021-08-27 14:13:16,568 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 [2021-08-27 14:13:16,569 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 [2021-08-27 14:13:16,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:13:16,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:13:16,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:13:16,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,609 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 [2021-08-27 14:13:16,610 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,611 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) [2021-08-27 14:13:16,611 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 [2021-08-27 14:13:16,613 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 [2021-08-27 14:13:16,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:13:16,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:13:16,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,652 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 [2021-08-27 14:13:16,652 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,653 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) [2021-08-27 14:13:16,654 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 [2021-08-27 14:13:16,655 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 [2021-08-27 14:13:16,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:13:16,665 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:13:16,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,695 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 [2021-08-27 14:13:16,695 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,696 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) [2021-08-27 14:13:16,697 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 [2021-08-27 14:13:16,698 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 [2021-08-27 14:13:16,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:13:16,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,706 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:13:16,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:13:16,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,736 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 [2021-08-27 14:13:16,736 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,737 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) [2021-08-27 14:13:16,738 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 [2021-08-27 14:13:16,739 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 [2021-08-27 14:13:16,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:13:16,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:13:16,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:13:16,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,791 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 [2021-08-27 14:13:16,791 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,792 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) [2021-08-27 14:13:16,793 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 [2021-08-27 14:13:16,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:13:16,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,803 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:13:16,804 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:13:16,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,835 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 [2021-08-27 14:13:16,836 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,837 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) [2021-08-27 14:13:16,838 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 [2021-08-27 14:13:16,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:13:16,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:13:16,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:13:16,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:13:16,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,876 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 [2021-08-27 14:13:16,877 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,877 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) [2021-08-27 14:13:16,878 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 [2021-08-27 14:13:16,880 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 [2021-08-27 14:13:16,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:13:16,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:13:16,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:13:16,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-08-27 14:13:16,917 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,918 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) [2021-08-27 14:13:16,919 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 [2021-08-27 14:13:16,920 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 [2021-08-27 14:13:16,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:13:16,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:13:16,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:13:16,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:13:16,959 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 [2021-08-27 14:13:16,960 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:16,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:16,960 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) [2021-08-27 14:13:16,961 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 [2021-08-27 14:13:16,963 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 [2021-08-27 14:13:16,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:13:16,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:13:16,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:13:16,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:13:16,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:13:16,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:13:16,996 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:13:17,042 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-08-27 14:13:17,042 INFO L444 ModelExtractionUtils]: 5 out of 25 variables were initially zero. Simplification set additionally 17 variables to zero. [2021-08-27 14:13:17,043 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:13:17,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:13:17,077 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) [2021-08-27 14:13:17,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-08-27 14:13:17,078 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:13:17,126 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-27 14:13:17,126 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:13:17,127 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_atoll_~s.base)_1, ULTIMATE.start_atoll_~s.offset) = 1*v_rep(select #length ULTIMATE.start_atoll_~s.base)_1 - 1*ULTIMATE.start_atoll_~s.offset Supporting invariants [] [2021-08-27 14:13:17,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-08-27 14:13:17,187 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2021-08-27 14:13:17,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:13:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:13:17,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-27 14:13:17,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:13:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:13:17,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-27 14:13:17,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:13:17,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:13:17,283 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-08-27 14:13:17,284 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2021-08-27 14:13:17,320 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 57 states and 79 transitions. Complement of second has 7 states. [2021-08-27 14:13:17,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-08-27 14:13:17,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2021-08-27 14:13:17,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2021-08-27 14:13:17,323 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 3 letters. Loop has 2 letters. [2021-08-27 14:13:17,324 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:13:17,324 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 5 letters. Loop has 2 letters. [2021-08-27 14:13:17,324 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:13:17,324 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 3 letters. Loop has 4 letters. [2021-08-27 14:13:17,325 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:13:17,325 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 79 transitions. [2021-08-27 14:13:17,327 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 14:13:17,328 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 0 states and 0 transitions. [2021-08-27 14:13:17,329 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-27 14:13:17,329 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-27 14:13:17,329 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-27 14:13:17,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 14:13:17,329 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 14:13:17,330 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 14:13:17,330 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 14:13:17,330 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-27 14:13:17,330 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-08-27 14:13:17,330 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 14:13:17,330 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-27 14:13:17,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.08 02:13:17 BoogieIcfgContainer [2021-08-27 14:13:17,333 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-08-27 14:13:17,334 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 14:13:17,334 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 14:13:17,334 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 14:13:17,334 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:13:14" (3/4) ... [2021-08-27 14:13:17,336 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-27 14:13:17,336 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 14:13:17,337 INFO L168 Benchmark]: Toolchain (without parser) took 3053.78 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 32.5 MB in the beginning and 38.9 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. [2021-08-27 14:13:17,337 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory was 36.4 MB in the beginning and 36.4 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:13:17,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.69 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 32.4 MB in the beginning and 45.5 MB in the end (delta: -13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-08-27 14:13:17,338 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.73 ms. Allocated memory is still 67.1 MB. Free memory was 45.3 MB in the beginning and 43.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 14:13:17,338 INFO L168 Benchmark]: Boogie Preprocessor took 33.73 ms. Allocated memory is still 67.1 MB. Free memory was 43.5 MB in the beginning and 42.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 14:13:17,339 INFO L168 Benchmark]: RCFGBuilder took 315.43 ms. Allocated memory is still 67.1 MB. Free memory was 42.3 MB in the beginning and 41.7 MB in the end (delta: 543.0 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-08-27 14:13:17,339 INFO L168 Benchmark]: BuchiAutomizer took 2397.11 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 41.5 MB in the beginning and 38.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. [2021-08-27 14:13:17,339 INFO L168 Benchmark]: Witness Printer took 2.32 ms. Allocated memory is still 81.8 MB. Free memory is still 38.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:13:17,341 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory was 36.4 MB in the beginning and 36.4 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 260.69 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 32.4 MB in the beginning and 45.5 MB in the end (delta: -13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.73 ms. Allocated memory is still 67.1 MB. Free memory was 45.3 MB in the beginning and 43.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.73 ms. Allocated memory is still 67.1 MB. Free memory was 43.5 MB in the beginning and 42.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 315.43 ms. Allocated memory is still 67.1 MB. Free memory was 42.3 MB in the beginning and 41.7 MB in the end (delta: 543.0 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 2397.11 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 41.5 MB in the beginning and 38.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. * Witness Printer took 2.32 ms. Allocated memory is still 81.8 MB. Free memory is still 38.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[s] + -1 * s and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 20 SDtfs, 42 SDslu, 15 SDs, 0 SdLazy, 11 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.1ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital113 mio100 ax100 hnf100 lsp89 ukn91 mio100 lsp47 div100 bol100 ite100 ukn100 eq186 hnf89 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 20ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-08-27 14:13:17,364 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 [2021-08-27 14:13:17,579 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...