./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/c.07-alloca.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-memory-alloca/c.07-alloca.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 b6b0b5eb73c85bd27f01305782cc76399fba05e9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 14:18:28,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 14:18:28,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 14:18:28,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 14:18:28,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 14:18:28,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 14:18:28,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 14:18:28,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 14:18:28,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 14:18:28,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 14:18:28,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 14:18:28,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 14:18:28,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 14:18:28,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 14:18:28,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 14:18:28,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 14:18:28,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 14:18:28,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 14:18:28,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 14:18:28,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 14:18:28,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 14:18:28,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 14:18:28,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 14:18:28,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 14:18:28,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 14:18:28,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 14:18:28,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 14:18:28,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 14:18:28,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 14:18:28,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 14:18:28,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 14:18:28,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 14:18:28,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 14:18:28,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 14:18:28,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 14:18:28,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 14:18:28,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 14:18:28,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 14:18:28,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 14:18:28,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 14:18:28,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 14:18:28,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-08-27 14:18:29,006 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 14:18:29,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 14:18:29,007 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 14:18:29,007 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 14:18:29,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 14:18:29,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 14:18:29,009 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 14:18:29,009 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-27 14:18:29,010 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-27 14:18:29,010 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-27 14:18:29,010 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-27 14:18:29,011 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-27 14:18:29,011 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-27 14:18:29,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 14:18:29,011 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 14:18:29,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 14:18:29,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 14:18:29,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-27 14:18:29,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-27 14:18:29,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-27 14:18:29,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 14:18:29,012 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-27 14:18:29,012 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 14:18:29,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-27 14:18:29,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 14:18:29,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 14:18:29,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 14:18:29,013 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 14:18:29,013 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 14:18:29,014 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-27 14:18:29,014 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6b0b5eb73c85bd27f01305782cc76399fba05e9 [2021-08-27 14:18:29,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 14:18:29,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 14:18:29,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 14:18:29,320 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 14:18:29,322 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 14:18:29,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/c.07-alloca.i [2021-08-27 14:18:29,395 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e080ea02/448d3e6875c44845bbddb7db32869ebe/FLAG693074d98 [2021-08-27 14:18:29,856 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 14:18:29,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/c.07-alloca.i [2021-08-27 14:18:29,866 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e080ea02/448d3e6875c44845bbddb7db32869ebe/FLAG693074d98 [2021-08-27 14:18:30,206 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e080ea02/448d3e6875c44845bbddb7db32869ebe [2021-08-27 14:18:30,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 14:18:30,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 14:18:30,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 14:18:30,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 14:18:30,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 14:18:30,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 02:18:30" (1/1) ... [2021-08-27 14:18:30,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d1c41c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30, skipping insertion in model container [2021-08-27 14:18:30,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 02:18:30" (1/1) ... [2021-08-27 14:18:30,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 14:18:30,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 14:18:30,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 14:18:30,483 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 14:18:30,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 14:18:30,551 INFO L208 MainTranslator]: Completed translation [2021-08-27 14:18:30,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30 WrapperNode [2021-08-27 14:18:30,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 14:18:30,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 14:18:30,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 14:18:30,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 14:18:30,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30" (1/1) ... [2021-08-27 14:18:30,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30" (1/1) ... [2021-08-27 14:18:30,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 14:18:30,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 14:18:30,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 14:18:30,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 14:18:30,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30" (1/1) ... [2021-08-27 14:18:30,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30" (1/1) ... [2021-08-27 14:18:30,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30" (1/1) ... [2021-08-27 14:18:30,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30" (1/1) ... [2021-08-27 14:18:30,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30" (1/1) ... [2021-08-27 14:18:30,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30" (1/1) ... [2021-08-27 14:18:30,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30" (1/1) ... [2021-08-27 14:18:30,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 14:18:30,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 14:18:30,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 14:18:30,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 14:18:30,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30" (1/1) ... [2021-08-27 14:18:30,648 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:30,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:30,663 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 14:18:30,665 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 14:18:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-27 14:18:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-27 14:18:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 14:18:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-27 14:18:30,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 14:18:30,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 14:18:31,028 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 14:18:31,029 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-08-27 14:18:31,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:18:31 BoogieIcfgContainer [2021-08-27 14:18:31,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 14:18:31,032 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-27 14:18:31,032 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-27 14:18:31,034 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-27 14:18:31,035 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:18:31,035 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.08 02:18:30" (1/3) ... [2021-08-27 14:18:31,036 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@76173904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 02:18:31, skipping insertion in model container [2021-08-27 14:18:31,036 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:18:31,036 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:18:30" (2/3) ... [2021-08-27 14:18:31,036 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@76173904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 02:18:31, skipping insertion in model container [2021-08-27 14:18:31,037 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:18:31,037 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:18:31" (3/3) ... [2021-08-27 14:18:31,038 INFO L389 chiAutomizerObserver]: Analyzing ICFG c.07-alloca.i [2021-08-27 14:18:31,078 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-27 14:18:31,078 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-27 14:18:31,078 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-27 14:18:31,078 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-27 14:18:31,079 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-27 14:18:31,079 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-27 14:18:31,079 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-27 14:18:31,079 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-27 14:18:31,090 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 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 14:18:31,110 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-08-27 14:18:31,110 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:18:31,110 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:18:31,114 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-08-27 14:18:31,114 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-08-27 14:18:31,114 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-27 14:18:31,115 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 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 14:18:31,117 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-08-27 14:18:31,117 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:18:31,117 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:18:31,118 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-08-27 14:18:31,118 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-08-27 14:18:31,123 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 11#L-1true havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21;test_fun_#in~i, test_fun_#in~j, test_fun_#in~k, test_fun_#in~tmp := main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset, test_fun_#t~malloc6.base, test_fun_#t~malloc6.offset, test_fun_#t~mem12, test_fun_#t~mem13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~mem7, test_fun_#t~mem8, test_fun_#t~short9, test_fun_#t~mem10, test_fun_#t~short11, test_fun_#t~mem16, test_fun_~i, test_fun_~j, test_fun_~k, test_fun_~tmp, test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset, test_fun_~j_ref~0.base, test_fun_~j_ref~0.offset, test_fun_~k_ref~0.base, test_fun_~k_ref~0.offset, test_fun_~tmp_ref~0.base, test_fun_~tmp_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~i := test_fun_#in~i;test_fun_~j := test_fun_#in~j;test_fun_~k := test_fun_#in~k;test_fun_~tmp := test_fun_#in~tmp;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0.base, test_fun_~j_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~k_ref~0.base, test_fun_~k_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset := #Ultimate.allocOnStack(4);test_fun_~tmp_ref~0.base, test_fun_~tmp_ref~0.offset := test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset;call test_fun_#t~malloc6.base, test_fun_#t~malloc6.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc6.base, test_fun_#t~malloc6.offset;call write~int(test_fun_~i, test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset, 4);call write~int(test_fun_~j, test_fun_~j_ref~0.base, test_fun_~j_ref~0.offset, 4);call write~int(test_fun_~k, test_fun_~k_ref~0.base, test_fun_~k_ref~0.offset, 4);call write~int(test_fun_~tmp, test_fun_~tmp_ref~0.base, test_fun_~tmp_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 9#L559-8true [2021-08-27 14:18:31,123 INFO L793 eck$LassoCheckResult]: Loop: 9#L559-8true call test_fun_#t~mem7 := read~int(test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem7 <= 100; 10#L559-1true assume test_fun_#t~short9;call test_fun_#t~mem8 := read~int(test_fun_~j_ref~0.base, test_fun_~j_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem8 <= test_fun_~k; 7#L559-3true test_fun_#t~short11 := test_fun_#t~short9; 12#L559-4true assume test_fun_#t~short11;call test_fun_#t~mem10 := read~int(test_fun_~k_ref~0.base, test_fun_~k_ref~0.offset, 4);test_fun_#t~short11 := test_fun_#t~mem10 > -2147483648; 8#L559-6true assume !!test_fun_#t~short11;havoc test_fun_#t~mem7;havoc test_fun_#t~mem8;havoc test_fun_#t~short9;havoc test_fun_#t~mem10;havoc test_fun_#t~short11;call test_fun_#t~mem12 := read~int(test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset, 4);call write~int(test_fun_#t~mem12, test_fun_~tmp_ref~0.base, test_fun_~tmp_ref~0.offset, 4);havoc test_fun_#t~mem12;call test_fun_#t~mem13 := read~int(test_fun_~j_ref~0.base, test_fun_~j_ref~0.offset, 4);call write~int(test_fun_#t~mem13, test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset, 4);havoc test_fun_#t~mem13;call test_fun_#t~mem14 := read~int(test_fun_~tmp_ref~0.base, test_fun_~tmp_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem14, test_fun_~j_ref~0.base, test_fun_~j_ref~0.offset, 4);havoc test_fun_#t~mem14;call test_fun_#t~mem15 := read~int(test_fun_~k_ref~0.base, test_fun_~k_ref~0.offset, 4);call write~int(test_fun_#t~mem15 - 1, test_fun_~k_ref~0.base, test_fun_~k_ref~0.offset, 4);havoc test_fun_#t~mem15; 9#L559-8true [2021-08-27 14:18:31,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:18:31,127 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-08-27 14:18:31,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:18:31,134 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42620557] [2021-08-27 14:18:31,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:18:31,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:18:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:18:31,302 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:18:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:18:31,386 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:18:31,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:18:31,388 INFO L82 PathProgramCache]: Analyzing trace with hash 35405714, now seen corresponding path program 1 times [2021-08-27 14:18:31,389 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:18:31,389 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364756821] [2021-08-27 14:18:31,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:18:31,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:18:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:18:31,439 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:18:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:18:31,468 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:18:31,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:18:31,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1806845200, now seen corresponding path program 1 times [2021-08-27 14:18:31,474 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:18:31,474 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378862099] [2021-08-27 14:18:31,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:18:31,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:18:31,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:18:31,506 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:18:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:18:31,565 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:18:33,690 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:18:33,691 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:18:33,691 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:18:33,691 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:18:33,694 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:18:33,695 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:33,695 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:18:33,695 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:18:33,695 INFO L133 ssoRankerPreferences]: Filename of dumped script: c.07-alloca.i_Iteration1_Lasso [2021-08-27 14:18:33,695 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:18:33,695 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:18:33,719 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 14:18:33,724 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 14:18:33,726 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 14:18:33,729 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 14:18:33,731 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 14:18:33,735 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 14:18:33,737 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 14:18:33,739 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 14:18:33,742 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 14:18:34,669 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 14:18:34,673 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 14:18:34,675 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 14:18:34,677 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 14:18:34,679 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 14:18:34,681 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 14:18:34,683 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 14:18:34,687 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 14:18:34,689 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 14:18:34,691 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 14:18:34,694 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 14:18:35,326 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:18:35,329 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:18:35,330 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,332 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 14:18:35,335 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 14:18:35,336 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 14:18:35,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:18:35,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,357 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:18:35,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:18:35,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,375 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 14:18:35,376 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,377 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 14:18:35,378 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 14:18:35,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:18:35,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:18:35,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:18:35,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:18:35,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,408 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 14:18:35,408 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,409 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 14:18:35,410 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 14:18:35,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:18:35,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:18:35,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:18:35,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:18:35,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,439 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 14:18:35,440 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,441 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 14:18:35,442 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 14:18:35,442 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 14:18:35,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:18:35,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:18:35,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:18:35,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,471 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 [2021-08-27 14:18:35,471 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,472 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 14:18:35,474 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 14:18:35,477 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 14:18:35,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,490 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:18:35,491 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:18:35,493 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,510 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 14:18:35,510 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,511 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 14:18:35,515 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 14:18:35,517 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 14:18:35,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:18:35,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,524 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:18:35,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:18:35,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,544 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 14:18:35,544 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,545 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 14:18:35,546 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 14:18:35,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:18:35,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:18:35,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:18:35,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:18:35,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,571 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 14:18:35,571 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,572 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 14:18:35,573 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 14:18:35,574 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 14:18:35,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:18:35,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,581 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:18:35,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:18:35,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,601 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 14:18:35,602 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,603 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 14:18:35,603 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 14:18:35,605 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 14:18:35,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,613 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:18:35,613 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:18:35,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,642 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 14:18:35,642 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,643 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 14:18:35,645 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 14:18:35,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:18:35,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:18:35,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:18:35,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,690 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 14:18:35,690 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,694 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 14:18:35,696 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 14:18:35,698 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 14:18:35,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,712 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:18:35,713 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:18:35,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,742 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 14:18:35,743 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,754 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 14:18:35,772 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 14:18:35,773 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 [2021-08-27 14:18:35,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:18:35,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:18:35,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,829 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 14:18:35,829 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,830 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 14:18:35,833 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 14:18:35,834 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 14:18:35,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,844 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:18:35,844 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:18:35,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,868 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 14:18:35,868 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,869 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 14:18:35,870 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 14:18:35,871 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 14:18:35,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,879 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:18:35,879 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:18:35,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,927 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 14:18:35,927 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,936 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 14:18:35,937 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 14:18:35,939 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 14:18:35,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:18:35,947 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:18:35,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,965 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 14:18:35,965 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,966 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 14:18:35,968 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 14:18:35,970 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 14:18:35,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:35,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:35,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:35,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:35,978 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:18:35,978 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:18:35,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:35,997 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 14:18:35,997 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:35,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:35,998 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) [2021-08-27 14:18:35,999 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 [2021-08-27 14:18:36,000 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 14:18:36,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:36,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:36,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:36,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:36,030 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:18:36,030 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:18:36,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:18:36,058 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-08-27 14:18:36,058 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:36,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:36,059 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) [2021-08-27 14:18:36,062 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 [2021-08-27 14:18:36,062 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 14:18:36,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:18:36,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:18:36,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:18:36,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:18:36,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:18:36,084 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:18:36,104 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:18:36,199 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2021-08-27 14:18:36,199 INFO L444 ModelExtractionUtils]: 19 out of 52 variables were initially zero. Simplification set additionally 26 variables to zero. [2021-08-27 14:18:36,201 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:18:36,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:18:36,213 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) [2021-08-27 14:18:36,272 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 [2021-08-27 14:18:36,273 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:18:36,296 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-08-27 14:18:36,296 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:18:36,297 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~i_ref~0.base) ULTIMATE.start_test_fun_~i_ref~0.offset)_1, v_rep(select (select #memory_int ULTIMATE.start_test_fun_~j_ref~0.base) ULTIMATE.start_test_fun_~j_ref~0.offset)_1, ULTIMATE.start_main_#t~nondet19) = -2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~i_ref~0.base) ULTIMATE.start_test_fun_~i_ref~0.offset)_1 - 2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~j_ref~0.base) ULTIMATE.start_test_fun_~j_ref~0.offset)_1 + 2*ULTIMATE.start_main_#t~nondet19 + 201 Supporting invariants [1*ULTIMATE.start_main_#t~nondet19 - 1*ULTIMATE.start_test_fun_~k >= 0] [2021-08-27 14:18:36,329 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 [2021-08-27 14:18:36,588 INFO L297 tatePredicateManager]: 54 out of 60 supporting invariants were superfluous and have been removed [2021-08-27 14:18:36,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:18:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:18:36,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-27 14:18:36,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:18:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:18:36,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-27 14:18:36,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:18:36,800 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 [2021-08-27 14:18:37,187 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 14:18:37,199 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2021-08-27 14:18:37,201 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 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 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 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 14:18:37,424 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 states have internal predecessors, (15), 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 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 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 38 states and 49 transitions. Complement of second has 14 states. [2021-08-27 14:18:37,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-08-27 14:18:37,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 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 14:18:37,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 24 transitions. [2021-08-27 14:18:37,428 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 24 transitions. Stem has 2 letters. Loop has 5 letters. [2021-08-27 14:18:37,429 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:18:37,429 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 24 transitions. Stem has 7 letters. Loop has 5 letters. [2021-08-27 14:18:37,429 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:18:37,432 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 24 transitions. Stem has 2 letters. Loop has 10 letters. [2021-08-27 14:18:37,432 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:18:37,433 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 49 transitions. [2021-08-27 14:18:37,437 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-08-27 14:18:37,440 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 19 states and 25 transitions. [2021-08-27 14:18:37,441 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2021-08-27 14:18:37,441 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2021-08-27 14:18:37,442 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 25 transitions. [2021-08-27 14:18:37,442 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:18:37,444 INFO L681 BuchiCegarLoop]: Abstraction has 19 states and 25 transitions. [2021-08-27 14:18:37,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 25 transitions. [2021-08-27 14:18:37,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 17. [2021-08-27 14:18:37,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 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 14:18:37,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 23 transitions. [2021-08-27 14:18:37,464 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2021-08-27 14:18:37,465 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2021-08-27 14:18:37,465 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-27 14:18:37,465 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 23 transitions. [2021-08-27 14:18:37,466 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-08-27 14:18:37,466 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:18:37,466 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:18:37,467 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-08-27 14:18:37,467 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-08-27 14:18:37,467 INFO L791 eck$LassoCheckResult]: Stem: 357#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 358#L-1 havoc main_#res;havoc main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~ret21;test_fun_#in~i, test_fun_#in~j, test_fun_#in~k, test_fun_#in~tmp := main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset, test_fun_#t~malloc6.base, test_fun_#t~malloc6.offset, test_fun_#t~mem12, test_fun_#t~mem13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~mem7, test_fun_#t~mem8, test_fun_#t~short9, test_fun_#t~mem10, test_fun_#t~short11, test_fun_#t~mem16, test_fun_~i, test_fun_~j, test_fun_~k, test_fun_~tmp, test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset, test_fun_~j_ref~0.base, test_fun_~j_ref~0.offset, test_fun_~k_ref~0.base, test_fun_~k_ref~0.offset, test_fun_~tmp_ref~0.base, test_fun_~tmp_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~i := test_fun_#in~i;test_fun_~j := test_fun_#in~j;test_fun_~k := test_fun_#in~k;test_fun_~tmp := test_fun_#in~tmp;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~j_ref~0.base, test_fun_~j_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~k_ref~0.base, test_fun_~k_ref~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset := #Ultimate.allocOnStack(4);test_fun_~tmp_ref~0.base, test_fun_~tmp_ref~0.offset := test_fun_#t~malloc5.base, test_fun_#t~malloc5.offset;call test_fun_#t~malloc6.base, test_fun_#t~malloc6.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc6.base, test_fun_#t~malloc6.offset;call write~int(test_fun_~i, test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset, 4);call write~int(test_fun_~j, test_fun_~j_ref~0.base, test_fun_~j_ref~0.offset, 4);call write~int(test_fun_~k, test_fun_~k_ref~0.base, test_fun_~k_ref~0.offset, 4);call write~int(test_fun_~tmp, test_fun_~tmp_ref~0.base, test_fun_~tmp_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 371#L559-8 call test_fun_#t~mem7 := read~int(test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem7 <= 100; 367#L559-1 [2021-08-27 14:18:37,467 INFO L793 eck$LassoCheckResult]: Loop: 367#L559-1 assume !test_fun_#t~short9; 359#L559-3 test_fun_#t~short11 := test_fun_#t~short9; 360#L559-4 assume test_fun_#t~short11;call test_fun_#t~mem10 := read~int(test_fun_~k_ref~0.base, test_fun_~k_ref~0.offset, 4);test_fun_#t~short11 := test_fun_#t~mem10 > -2147483648; 363#L559-6 assume !!test_fun_#t~short11;havoc test_fun_#t~mem7;havoc test_fun_#t~mem8;havoc test_fun_#t~short9;havoc test_fun_#t~mem10;havoc test_fun_#t~short11;call test_fun_#t~mem12 := read~int(test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset, 4);call write~int(test_fun_#t~mem12, test_fun_~tmp_ref~0.base, test_fun_~tmp_ref~0.offset, 4);havoc test_fun_#t~mem12;call test_fun_#t~mem13 := read~int(test_fun_~j_ref~0.base, test_fun_~j_ref~0.offset, 4);call write~int(test_fun_#t~mem13, test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset, 4);havoc test_fun_#t~mem13;call test_fun_#t~mem14 := read~int(test_fun_~tmp_ref~0.base, test_fun_~tmp_ref~0.offset, 4);call write~int(1 + test_fun_#t~mem14, test_fun_~j_ref~0.base, test_fun_~j_ref~0.offset, 4);havoc test_fun_#t~mem14;call test_fun_#t~mem15 := read~int(test_fun_~k_ref~0.base, test_fun_~k_ref~0.offset, 4);call write~int(test_fun_#t~mem15 - 1, test_fun_~k_ref~0.base, test_fun_~k_ref~0.offset, 4);havoc test_fun_#t~mem15; 364#L559-8 call test_fun_#t~mem7 := read~int(test_fun_~i_ref~0.base, test_fun_~i_ref~0.offset, 4);test_fun_#t~short9 := test_fun_#t~mem7 <= 100; 367#L559-1 [2021-08-27 14:18:37,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:18:37,468 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-08-27 14:18:37,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:18:37,469 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124662006] [2021-08-27 14:18:37,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:18:37,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:18:37,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:18:37,512 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:18:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:18:37,546 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:18:37,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:18:37,549 INFO L82 PathProgramCache]: Analyzing trace with hash 40145596, now seen corresponding path program 1 times [2021-08-27 14:18:37,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:18:37,549 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716382924] [2021-08-27 14:18:37,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:18:37,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:18:37,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:18:37,584 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 14:18:37,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 14:18:37,584 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716382924] [2021-08-27 14:18:37,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716382924] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 14:18:37,585 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 14:18:37,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 14:18:37,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340480909] [2021-08-27 14:18:37,587 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-27 14:18:37,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 14:18:37,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-27 14:18:37,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-27 14:18:37,594 INFO L87 Difference]: Start difference. First operand 17 states and 23 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 1.25) 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 14:18:37,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 14:18:37,625 INFO L93 Difference]: Finished difference Result 16 states and 17 transitions. [2021-08-27 14:18:37,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-27 14:18:37,627 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 17 transitions. [2021-08-27 14:18:37,629 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 14:18:37,630 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2021-08-27 14:18:37,630 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-27 14:18:37,630 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-27 14:18:37,630 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-27 14:18:37,630 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 14:18:37,630 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 14:18:37,630 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 14:18:37,630 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 14:18:37,631 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-08-27 14:18:37,631 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-08-27 14:18:37,631 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 14:18:37,631 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-27 14:18:37,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.08 02:18:37 BoogieIcfgContainer [2021-08-27 14:18:37,637 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-08-27 14:18:37,638 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 14:18:37,638 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 14:18:37,638 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 14:18:37,638 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:18:31" (3/4) ... [2021-08-27 14:18:37,640 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-27 14:18:37,641 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 14:18:37,642 INFO L168 Benchmark]: Toolchain (without parser) took 7430.41 ms. Allocated memory was 52.4 MB in the beginning and 144.7 MB in the end (delta: 92.3 MB). Free memory was 28.9 MB in the beginning and 66.8 MB in the end (delta: -37.9 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. [2021-08-27 14:18:37,643 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 52.4 MB. Free memory was 34.8 MB in the beginning and 34.7 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:18:37,644 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.19 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.7 MB in the beginning and 41.9 MB in the end (delta: -13.2 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2021-08-27 14:18:37,646 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.02 ms. Allocated memory is still 62.9 MB. Free memory was 41.7 MB in the beginning and 39.8 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:18:37,646 INFO L168 Benchmark]: Boogie Preprocessor took 37.29 ms. Allocated memory is still 62.9 MB. Free memory was 39.8 MB in the beginning and 38.7 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:18:37,648 INFO L168 Benchmark]: RCFGBuilder took 391.90 ms. Allocated memory is still 62.9 MB. Free memory was 38.5 MB in the beginning and 35.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2021-08-27 14:18:37,648 INFO L168 Benchmark]: BuchiAutomizer took 6605.55 ms. Allocated memory was 62.9 MB in the beginning and 144.7 MB in the end (delta: 81.8 MB). Free memory was 35.7 MB in the beginning and 66.8 MB in the end (delta: -31.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. [2021-08-27 14:18:37,649 INFO L168 Benchmark]: Witness Printer took 3.13 ms. Allocated memory is still 144.7 MB. Free memory is still 66.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:18:37,653 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 52.4 MB. Free memory was 34.8 MB in the beginning and 34.7 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 338.19 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.7 MB in the beginning and 41.9 MB in the end (delta: -13.2 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 47.02 ms. Allocated memory is still 62.9 MB. Free memory was 41.7 MB in the beginning and 39.8 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 37.29 ms. Allocated memory is still 62.9 MB. Free memory was 39.8 MB in the beginning and 38.7 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 391.90 ms. Allocated memory is still 62.9 MB. Free memory was 38.5 MB in the beginning and 35.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 6605.55 ms. Allocated memory was 62.9 MB in the beginning and 144.7 MB in the end (delta: 81.8 MB). Free memory was 35.7 MB in the beginning and 66.8 MB in the end (delta: -31.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. * Witness Printer took 3.13 ms. Allocated memory is still 144.7 MB. Free memory is still 66.8 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 2 * aux-__VERIFIER_nondet_int()-aux + -2 * unknown-#memory_int-unknown[i_ref][i_ref] + 201 + -2 * unknown-#memory_int-unknown[j_ref][j_ref] and consists of 8 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 5.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 9.7ms AutomataMinimizationTime, 1 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 17 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 17 SDslu, 9 SDs, 0 SdLazy, 45 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 67.2ms Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital1043 mio100 ax101 hnf100 lsp97 ukn26 mio100 lsp34 div100 bol100 ite100 ukn100 eq197 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 21ms 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 14:18:37,686 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...