./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/strcat.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-dietlibc/strcat.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 02cb0b7d003c65b862775c945403a999f88317049d254b45ea895999d5c859dc --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 14:56:53,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 14:56:53,369 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 14:56:53,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 14:56:53,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 14:56:53,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 14:56:53,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 14:56:53,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 14:56:53,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 14:56:53,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 14:56:53,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 14:56:53,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 14:56:53,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 14:56:53,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 14:56:53,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 14:56:53,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 14:56:53,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 14:56:53,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 14:56:53,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 14:56:53,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 14:56:53,424 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 14:56:53,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 14:56:53,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 14:56:53,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 14:56:53,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 14:56:53,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 14:56:53,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 14:56:53,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 14:56:53,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 14:56:53,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 14:56:53,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 14:56:53,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 14:56:53,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 14:56:53,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 14:56:53,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 14:56:53,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 14:56:53,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 14:56:53,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 14:56:53,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 14:56:53,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 14:56:53,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 14:56:53,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 14:56:53,444 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-14 14:56:53,474 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 14:56:53,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 14:56:53,476 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 14:56:53,476 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 14:56:53,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 14:56:53,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 14:56:53,477 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 14:56:53,477 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-14 14:56:53,478 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-14 14:56:53,478 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-14 14:56:53,478 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-14 14:56:53,478 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-14 14:56:53,479 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-14 14:56:53,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 14:56:53,479 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 14:56:53,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 14:56:53,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 14:56:53,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-14 14:56:53,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-14 14:56:53,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-14 14:56:53,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 14:56:53,480 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-14 14:56:53,481 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 14:56:53,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-14 14:56:53,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 14:56:53,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 14:56:53,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 14:56:53,481 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 14:56:53,482 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-14 14:56:53,482 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02cb0b7d003c65b862775c945403a999f88317049d254b45ea895999d5c859dc [2022-07-14 14:56:53,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 14:56:53,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 14:56:53,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 14:56:53,723 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 14:56:53,724 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 14:56:53,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/strcat.i [2022-07-14 14:56:53,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22d37746e/cc7f96fd548047179767dd8becf2a6ca/FLAGf79eb302e [2022-07-14 14:56:54,129 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 14:56:54,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/strcat.i [2022-07-14 14:56:54,148 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22d37746e/cc7f96fd548047179767dd8becf2a6ca/FLAGf79eb302e [2022-07-14 14:56:54,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22d37746e/cc7f96fd548047179767dd8becf2a6ca [2022-07-14 14:56:54,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 14:56:54,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 14:56:54,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 14:56:54,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 14:56:54,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 14:56:54,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:56:54" (1/1) ... [2022-07-14 14:56:54,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ceef43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54, skipping insertion in model container [2022-07-14 14:56:54,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:56:54" (1/1) ... [2022-07-14 14:56:54,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 14:56:54,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 14:56:54,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 14:56:54,797 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 14:56:54,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 14:56:54,843 INFO L208 MainTranslator]: Completed translation [2022-07-14 14:56:54,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54 WrapperNode [2022-07-14 14:56:54,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 14:56:54,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 14:56:54,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 14:56:54,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 14:56:54,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54" (1/1) ... [2022-07-14 14:56:54,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54" (1/1) ... [2022-07-14 14:56:54,876 INFO L137 Inliner]: procedures = 114, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 123 [2022-07-14 14:56:54,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 14:56:54,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 14:56:54,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 14:56:54,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 14:56:54,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54" (1/1) ... [2022-07-14 14:56:54,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54" (1/1) ... [2022-07-14 14:56:54,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54" (1/1) ... [2022-07-14 14:56:54,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54" (1/1) ... [2022-07-14 14:56:54,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54" (1/1) ... [2022-07-14 14:56:54,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54" (1/1) ... [2022-07-14 14:56:54,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54" (1/1) ... [2022-07-14 14:56:54,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 14:56:54,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 14:56:54,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 14:56:54,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 14:56:54,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54" (1/1) ... [2022-07-14 14:56:54,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:54,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:54,921 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:54,924 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-14 14:56:54,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 14:56:54,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 14:56:54,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 14:56:54,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 14:56:54,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 14:56:54,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 14:56:55,034 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 14:56:55,035 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 14:56:55,264 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 14:56:55,268 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 14:56:55,268 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-14 14:56:55,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:56:55 BoogieIcfgContainer [2022-07-14 14:56:55,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 14:56:55,270 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-14 14:56:55,270 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-14 14:56:55,275 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-14 14:56:55,276 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 14:56:55,276 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.07 02:56:54" (1/3) ... [2022-07-14 14:56:55,278 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f5c5204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 02:56:55, skipping insertion in model container [2022-07-14 14:56:55,278 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 14:56:55,278 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:56:54" (2/3) ... [2022-07-14 14:56:55,278 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f5c5204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 02:56:55, skipping insertion in model container [2022-07-14 14:56:55,278 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 14:56:55,278 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:56:55" (3/3) ... [2022-07-14 14:56:55,279 INFO L354 chiAutomizerObserver]: Analyzing ICFG strcat.i [2022-07-14 14:56:55,323 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-14 14:56:55,324 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-14 14:56:55,324 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-14 14:56:55,324 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-14 14:56:55,324 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-14 14:56:55,324 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-14 14:56:55,324 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-14 14:56:55,325 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-14 14:56:55,330 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.6) internal successors, (32), 20 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 14:56:55,344 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-07-14 14:56:55,344 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:56:55,344 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:56:55,348 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-14 14:56:55,348 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-14 14:56:55,348 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-14 14:56:55,349 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.6) internal successors, (32), 20 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 14:56:55,352 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-07-14 14:56:55,352 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:56:55,352 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:56:55,352 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-14 14:56:55,352 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-14 14:56:55,357 INFO L752 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~malloc19#1.base, main_#t~malloc19#1.offset, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~ret23#1.base, main_#t~ret23#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out_end~0#1, main_~out~0#1.base, main_~out~0#1.offset;main_~in_len~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1; 11#L526true assume !(main_~in_len~0#1 < 1);call main_#t~malloc19#1.base, main_#t~malloc19#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc19#1.base, main_#t~malloc19#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~out_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 10#L530true assume !(main_~out_len~0#1 < 1);main_~out_end~0#1 := main_#t~nondet21#1;havoc main_#t~nondet21#1; 7#L532true assume !(main_~out_len~0#1 < main_~out_end~0#1 + main_~in_len~0#1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~out~0#1.base, main_~out~0#1.offset + main_~out_end~0#1, 1);assume { :begin_inline_strcat } true;strcat_#in~s#1.base, strcat_#in~s#1.offset, strcat_#in~t#1.base, strcat_#in~t#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcat_#res#1.base, strcat_#res#1.offset;havoc strcat_#t~ret5#1, strcat_#t~mem6#1, strcat_#t~pre7#1.base, strcat_#t~pre7#1.offset, strcat_#t~pre8#1.base, strcat_#t~pre8#1.offset, strcat_#t~mem9#1, strcat_#t~pre10#1.base, strcat_#t~pre10#1.offset, strcat_#t~pre11#1.base, strcat_#t~pre11#1.offset, strcat_#t~mem12#1, strcat_#t~pre13#1.base, strcat_#t~pre13#1.offset, strcat_#t~pre14#1.base, strcat_#t~pre14#1.offset, strcat_#t~mem15#1, strcat_#t~pre16#1.base, strcat_#t~pre16#1.offset, strcat_#t~pre17#1.base, strcat_#t~pre17#1.offset, strcat_~s#1.base, strcat_~s#1.offset, strcat_~t#1.base, strcat_~t#1.offset, strcat_~dest~0#1.base, strcat_~dest~0#1.offset;strcat_~s#1.base, strcat_~s#1.offset := strcat_#in~s#1.base, strcat_#in~s#1.offset;strcat_~t#1.base, strcat_~t#1.offset := strcat_#in~t#1.base, strcat_#in~t#1.offset;strcat_~dest~0#1.base, strcat_~dest~0#1.offset := strcat_~s#1.base, strcat_~s#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strcat_~s#1.base, strcat_~s#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre3#1, strlen_#t~pre2#1.base, strlen_#t~pre2#1.offset, strlen_#t~mem4#1, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1; 15#L508true assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0; 13#L509-4true [2022-07-14 14:56:55,358 INFO L754 eck$LassoCheckResult]: Loop: 13#L509-4true call strlen_#t~mem4#1 := read~int(strlen_~s#1.base, strlen_~s#1.offset, 1); 17#L509-1true assume !!(0 != strlen_#t~mem4#1);havoc strlen_#t~mem4#1;strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;havoc strlen_#t~pre3#1; 12#L509-3true strlen_#t~pre2#1.base, strlen_#t~pre2#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre2#1.base, strlen_#t~pre2#1.offset; 13#L509-4true [2022-07-14 14:56:55,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:56:55,371 INFO L85 PathProgramCache]: Analyzing trace with hash 889571341, now seen corresponding path program 1 times [2022-07-14 14:56:55,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:56:55,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700185274] [2022-07-14 14:56:55,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:56:55,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:56:55,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:55,483 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:56:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:55,524 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:56:55,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:56:55,526 INFO L85 PathProgramCache]: Analyzing trace with hash 55771, now seen corresponding path program 1 times [2022-07-14 14:56:55,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:56:55,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101289807] [2022-07-14 14:56:55,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:56:55,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:56:55,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:55,541 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:56:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:55,545 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:56:55,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:56:55,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1271629391, now seen corresponding path program 1 times [2022-07-14 14:56:55,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:56:55,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098346730] [2022-07-14 14:56:55,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:56:55,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:56:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:55,581 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:56:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:55,611 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:56:56,225 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 14:56:56,226 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 14:56:56,226 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 14:56:56,226 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 14:56:56,227 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 14:56:56,227 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:56,227 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 14:56:56,227 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 14:56:56,227 INFO L133 ssoRankerPreferences]: Filename of dumped script: strcat.i_Iteration1_Lasso [2022-07-14 14:56:56,228 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 14:56:56,228 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 14:56:56,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:56,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:56:57,003 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 14:56:57,006 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 14:56:57,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,014 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-14 14:56:57,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,058 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-14 14:56:57,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,098 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-14 14:56:57,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,107 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,139 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-14 14:56:57,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,166 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,168 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-14 14:56:57,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,196 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-14 14:56:57,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,207 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:56:57,207 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:56:57,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,243 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-14 14:56:57,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,287 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,288 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-14 14:56:57,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,295 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,311 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,313 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-14 14:56:57,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,329 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,350 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-07-14 14:56:57,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,351 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-14 14:56:57,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,365 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,394 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,396 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-14 14:56:57,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:56:57,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:56:57,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,432 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-14 14:56:57,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,440 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,455 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,457 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-14 14:56:57,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,465 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,494 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-07-14 14:56:57,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,495 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-14 14:56:57,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,522 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,523 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-14 14:56:57,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,546 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-14 14:56:57,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,580 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,580 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,581 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-14 14:56:57,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,604 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 [2022-07-14 14:56:57,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,605 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-14 14:56:57,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,633 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-07-14 14:56:57,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,635 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,636 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-14 14:56:57,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,666 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-14 14:56:57,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,682 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,713 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-07-14 14:56:57,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,722 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,748 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-07-14 14:56:57,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,758 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,774 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-07-14 14:56:57,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,775 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-14 14:56:57,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,784 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,800 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-07-14 14:56:57,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,801 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-07-14 14:56:57,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,813 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:56:57,813 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:56:57,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,845 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-07-14 14:56:57,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,846 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-07-14 14:56:57,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,854 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,870 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:57,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,871 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-07-14 14:56:57,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-14 14:56:57,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,895 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-07-14 14:56:57,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:56:57,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,928 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-07-14 14:56:57,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,930 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-07-14 14:56:57,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:56:57,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,938 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 14:56:57,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,938 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 14:56:57,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:56:57,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:57,956 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-14 14:56:57,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:57,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:57,957 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:57,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-07-14 14:56:57,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:57,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:57,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:57,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:57,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:57,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:56:57,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:56:57,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:58,005 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:58,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:58,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:58,006 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:58,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:58,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:58,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:58,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:58,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:58,019 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:56:58,019 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:56:58,023 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-07-14 14:56:58,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:58,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:58,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:58,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:58,053 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:58,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-07-14 14:56:58,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:58,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:58,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:58,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:58,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:58,062 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:56:58,062 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:56:58,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:56:58,093 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-07-14 14:56:58,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:58,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:58,094 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:58,094 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-07-14 14:56:58,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:56:58,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:56:58,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:56:58,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:56:58,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:56:58,111 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:56:58,111 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:56:58,136 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 14:56:58,199 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-07-14 14:56:58,199 INFO L444 ModelExtractionUtils]: 18 out of 55 variables were initially zero. Simplification set additionally 34 variables to zero. [2022-07-14 14:56:58,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:56:58,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:56:58,216 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:56:58,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-07-14 14:56:58,218 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 14:56:58,260 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-14 14:56:58,260 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 14:56:58,260 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc19#1.base)_1, ULTIMATE.start_strlen_~s#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc19#1.base)_1 - 1*ULTIMATE.start_strlen_~s#1.offset Supporting invariants [] [2022-07-14 14:56:58,278 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:58,301 INFO L293 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2022-07-14 14:56:58,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:56:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:56:58,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-14 14:56:58,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:56:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:56:58,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-14 14:56:58,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:56:58,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:56:58,437 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-14 14:56:58,438 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.6) internal successors, (32), 20 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 14:56:58,501 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.6) internal successors, (32), 20 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 57 states and 84 transitions. Complement of second has 8 states. [2022-07-14 14:56:58,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 14:56:58,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 14:56:58,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 62 transitions. [2022-07-14 14:56:58,508 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 62 transitions. Stem has 6 letters. Loop has 3 letters. [2022-07-14 14:56:58,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:56:58,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 62 transitions. Stem has 9 letters. Loop has 3 letters. [2022-07-14 14:56:58,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:56:58,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 62 transitions. Stem has 6 letters. Loop has 6 letters. [2022-07-14 14:56:58,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:56:58,510 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 84 transitions. [2022-07-14 14:56:58,512 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2022-07-14 14:56:58,514 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 24 states and 27 transitions. [2022-07-14 14:56:58,514 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-07-14 14:56:58,514 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2022-07-14 14:56:58,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 27 transitions. [2022-07-14 14:56:58,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 14:56:58,515 INFO L369 hiAutomatonCegarLoop]: Abstraction has 24 states and 27 transitions. [2022-07-14 14:56:58,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 27 transitions. [2022-07-14 14:56:58,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 18. [2022-07-14 14:56:58,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 14:56:58,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2022-07-14 14:56:58,530 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2022-07-14 14:56:58,531 INFO L374 stractBuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2022-07-14 14:56:58,531 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-14 14:56:58,531 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2022-07-14 14:56:58,531 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-14 14:56:58,531 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:56:58,531 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:56:58,532 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-14 14:56:58,532 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-14 14:56:58,532 INFO L752 eck$LassoCheckResult]: Stem: 177#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 178#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~malloc19#1.base, main_#t~malloc19#1.offset, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~ret23#1.base, main_#t~ret23#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out_end~0#1, main_~out~0#1.base, main_~out~0#1.offset;main_~in_len~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1; 179#L526 assume !(main_~in_len~0#1 < 1);call main_#t~malloc19#1.base, main_#t~malloc19#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc19#1.base, main_#t~malloc19#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~out_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 186#L530 assume !(main_~out_len~0#1 < 1);main_~out_end~0#1 := main_#t~nondet21#1;havoc main_#t~nondet21#1; 184#L532 assume !(main_~out_len~0#1 < main_~out_end~0#1 + main_~in_len~0#1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~out~0#1.base, main_~out~0#1.offset + main_~out_end~0#1, 1);assume { :begin_inline_strcat } true;strcat_#in~s#1.base, strcat_#in~s#1.offset, strcat_#in~t#1.base, strcat_#in~t#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcat_#res#1.base, strcat_#res#1.offset;havoc strcat_#t~ret5#1, strcat_#t~mem6#1, strcat_#t~pre7#1.base, strcat_#t~pre7#1.offset, strcat_#t~pre8#1.base, strcat_#t~pre8#1.offset, strcat_#t~mem9#1, strcat_#t~pre10#1.base, strcat_#t~pre10#1.offset, strcat_#t~pre11#1.base, strcat_#t~pre11#1.offset, strcat_#t~mem12#1, strcat_#t~pre13#1.base, strcat_#t~pre13#1.offset, strcat_#t~pre14#1.base, strcat_#t~pre14#1.offset, strcat_#t~mem15#1, strcat_#t~pre16#1.base, strcat_#t~pre16#1.offset, strcat_#t~pre17#1.base, strcat_#t~pre17#1.offset, strcat_~s#1.base, strcat_~s#1.offset, strcat_~t#1.base, strcat_~t#1.offset, strcat_~dest~0#1.base, strcat_~dest~0#1.offset;strcat_~s#1.base, strcat_~s#1.offset := strcat_#in~s#1.base, strcat_#in~s#1.offset;strcat_~t#1.base, strcat_~t#1.offset := strcat_#in~t#1.base, strcat_#in~t#1.offset;strcat_~dest~0#1.base, strcat_~dest~0#1.offset := strcat_~s#1.base, strcat_~s#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strcat_~s#1.base, strcat_~s#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre3#1, strlen_#t~pre2#1.base, strlen_#t~pre2#1.offset, strlen_#t~mem4#1, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1; 185#L508 assume strlen_~s#1.base == 0 && strlen_~s#1.offset == 0;strlen_#res#1 := 0; 193#L510 strcat_#t~ret5#1 := strlen_#res#1;assume { :end_inline_strlen } true;strcat_~s#1.base, strcat_~s#1.offset := strcat_~s#1.base, strcat_~s#1.offset + (if strcat_#t~ret5#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strcat_#t~ret5#1 % 18446744073709551616 % 18446744073709551616 else strcat_#t~ret5#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strcat_#t~ret5#1; 183#L516-2 [2022-07-14 14:56:58,532 INFO L754 eck$LassoCheckResult]: Loop: 183#L516-2 assume !false;call strcat_#t~mem6#1 := read~int(strcat_~t#1.base, strcat_~t#1.offset, 1);call write~int(strcat_#t~mem6#1, strcat_~s#1.base, strcat_~s#1.offset, 1); 194#L517 assume !(0 == strcat_#t~mem6#1);havoc strcat_#t~mem6#1;strcat_#t~pre7#1.base, strcat_#t~pre7#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;strcat_~s#1.base, strcat_~s#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;havoc strcat_#t~pre7#1.base, strcat_#t~pre7#1.offset;strcat_#t~pre8#1.base, strcat_#t~pre8#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;strcat_~t#1.base, strcat_~t#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;havoc strcat_#t~pre8#1.base, strcat_#t~pre8#1.offset;call strcat_#t~mem9#1 := read~int(strcat_~t#1.base, strcat_~t#1.offset, 1);call write~int(strcat_#t~mem9#1, strcat_~s#1.base, strcat_~s#1.offset, 1); 180#L518 assume !(0 == strcat_#t~mem9#1);havoc strcat_#t~mem9#1;strcat_#t~pre10#1.base, strcat_#t~pre10#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;strcat_~s#1.base, strcat_~s#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;havoc strcat_#t~pre10#1.base, strcat_#t~pre10#1.offset;strcat_#t~pre11#1.base, strcat_#t~pre11#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;strcat_~t#1.base, strcat_~t#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;havoc strcat_#t~pre11#1.base, strcat_#t~pre11#1.offset;call strcat_#t~mem12#1 := read~int(strcat_~t#1.base, strcat_~t#1.offset, 1);call write~int(strcat_#t~mem12#1, strcat_~s#1.base, strcat_~s#1.offset, 1); 181#L519 assume !(0 == strcat_#t~mem12#1);havoc strcat_#t~mem12#1;strcat_#t~pre13#1.base, strcat_#t~pre13#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;strcat_~s#1.base, strcat_~s#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;havoc strcat_#t~pre13#1.base, strcat_#t~pre13#1.offset;strcat_#t~pre14#1.base, strcat_#t~pre14#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;strcat_~t#1.base, strcat_~t#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;havoc strcat_#t~pre14#1.base, strcat_#t~pre14#1.offset;call strcat_#t~mem15#1 := read~int(strcat_~t#1.base, strcat_~t#1.offset, 1);call write~int(strcat_#t~mem15#1, strcat_~s#1.base, strcat_~s#1.offset, 1); 182#L520 assume !(0 == strcat_#t~mem15#1);havoc strcat_#t~mem15#1;strcat_#t~pre16#1.base, strcat_#t~pre16#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;strcat_~s#1.base, strcat_~s#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;havoc strcat_#t~pre16#1.base, strcat_#t~pre16#1.offset;strcat_#t~pre17#1.base, strcat_#t~pre17#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;strcat_~t#1.base, strcat_~t#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;havoc strcat_#t~pre17#1.base, strcat_#t~pre17#1.offset; 183#L516-2 [2022-07-14 14:56:58,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:56:58,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907772, now seen corresponding path program 1 times [2022-07-14 14:56:58,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:56:58,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199636913] [2022-07-14 14:56:58,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:56:58,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:56:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:56:58,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:56:58,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 14:56:58,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199636913] [2022-07-14 14:56:58,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199636913] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 14:56:58,580 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 14:56:58,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 14:56:58,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641798963] [2022-07-14 14:56:58,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 14:56:58,582 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 14:56:58,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:56:58,582 INFO L85 PathProgramCache]: Analyzing trace with hash 73640536, now seen corresponding path program 1 times [2022-07-14 14:56:58,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:56:58,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779219036] [2022-07-14 14:56:58,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:56:58,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:56:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:58,604 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:56:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:58,619 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:56:58,961 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-07-14 14:56:59,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 14:56:59,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 14:56:59,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 14:56:59,209 INFO L87 Difference]: Start difference. First operand 18 states and 21 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 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) [2022-07-14 14:56:59,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 14:56:59,223 INFO L93 Difference]: Finished difference Result 18 states and 20 transitions. [2022-07-14 14:56:59,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 14:56:59,236 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2022-07-14 14:56:59,237 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-14 14:56:59,241 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 20 transitions. [2022-07-14 14:56:59,241 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-14 14:56:59,241 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-14 14:56:59,241 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 20 transitions. [2022-07-14 14:56:59,242 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 14:56:59,242 INFO L369 hiAutomatonCegarLoop]: Abstraction has 18 states and 20 transitions. [2022-07-14 14:56:59,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 20 transitions. [2022-07-14 14:56:59,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-07-14 14:56:59,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 17 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 14:56:59,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 20 transitions. [2022-07-14 14:56:59,243 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18 states and 20 transitions. [2022-07-14 14:56:59,243 INFO L374 stractBuchiCegarLoop]: Abstraction has 18 states and 20 transitions. [2022-07-14 14:56:59,243 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-14 14:56:59,243 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 20 transitions. [2022-07-14 14:56:59,243 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-14 14:56:59,243 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:56:59,243 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:56:59,244 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 14:56:59,244 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-14 14:56:59,244 INFO L752 eck$LassoCheckResult]: Stem: 222#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 223#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~malloc19#1.base, main_#t~malloc19#1.offset, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~malloc22#1.base, main_#t~malloc22#1.offset, main_#t~ret23#1.base, main_#t~ret23#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out_end~0#1, main_~out~0#1.base, main_~out~0#1.offset;main_~in_len~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1; 224#L526 assume !(main_~in_len~0#1 < 1);call main_#t~malloc19#1.base, main_#t~malloc19#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc19#1.base, main_#t~malloc19#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~out_len~0#1 := main_#t~nondet20#1;havoc main_#t~nondet20#1; 231#L530 assume !(main_~out_len~0#1 < 1);main_~out_end~0#1 := main_#t~nondet21#1;havoc main_#t~nondet21#1; 225#L532 assume !(main_~out_len~0#1 < main_~out_end~0#1 + main_~in_len~0#1);call main_#t~malloc22#1.base, main_#t~malloc22#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc22#1.base, main_#t~malloc22#1.offset;call write~int(0, main_~out~0#1.base, main_~out~0#1.offset + main_~out_end~0#1, 1);assume { :begin_inline_strcat } true;strcat_#in~s#1.base, strcat_#in~s#1.offset, strcat_#in~t#1.base, strcat_#in~t#1.offset := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset;havoc strcat_#res#1.base, strcat_#res#1.offset;havoc strcat_#t~ret5#1, strcat_#t~mem6#1, strcat_#t~pre7#1.base, strcat_#t~pre7#1.offset, strcat_#t~pre8#1.base, strcat_#t~pre8#1.offset, strcat_#t~mem9#1, strcat_#t~pre10#1.base, strcat_#t~pre10#1.offset, strcat_#t~pre11#1.base, strcat_#t~pre11#1.offset, strcat_#t~mem12#1, strcat_#t~pre13#1.base, strcat_#t~pre13#1.offset, strcat_#t~pre14#1.base, strcat_#t~pre14#1.offset, strcat_#t~mem15#1, strcat_#t~pre16#1.base, strcat_#t~pre16#1.offset, strcat_#t~pre17#1.base, strcat_#t~pre17#1.offset, strcat_~s#1.base, strcat_~s#1.offset, strcat_~t#1.base, strcat_~t#1.offset, strcat_~dest~0#1.base, strcat_~dest~0#1.offset;strcat_~s#1.base, strcat_~s#1.offset := strcat_#in~s#1.base, strcat_#in~s#1.offset;strcat_~t#1.base, strcat_~t#1.offset := strcat_#in~t#1.base, strcat_#in~t#1.offset;strcat_~dest~0#1.base, strcat_~dest~0#1.offset := strcat_~s#1.base, strcat_~s#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strcat_~s#1.base, strcat_~s#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre3#1, strlen_#t~pre2#1.base, strlen_#t~pre2#1.offset, strlen_#t~mem4#1, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1; 226#L508 assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0; 234#L509-4 call strlen_#t~mem4#1 := read~int(strlen_~s#1.base, strlen_~s#1.offset, 1); 236#L509-1 assume !(0 != strlen_#t~mem4#1);havoc strlen_#t~mem4#1; 237#L509-5 strlen_#res#1 := strlen_~i~0#1; 238#L510 strcat_#t~ret5#1 := strlen_#res#1;assume { :end_inline_strlen } true;strcat_~s#1.base, strcat_~s#1.offset := strcat_~s#1.base, strcat_~s#1.offset + (if strcat_#t~ret5#1 % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then strcat_#t~ret5#1 % 18446744073709551616 % 18446744073709551616 else strcat_#t~ret5#1 % 18446744073709551616 % 18446744073709551616 - 18446744073709551616);havoc strcat_#t~ret5#1; 230#L516-2 [2022-07-14 14:56:59,244 INFO L754 eck$LassoCheckResult]: Loop: 230#L516-2 assume !false;call strcat_#t~mem6#1 := read~int(strcat_~t#1.base, strcat_~t#1.offset, 1);call write~int(strcat_#t~mem6#1, strcat_~s#1.base, strcat_~s#1.offset, 1); 239#L517 assume !(0 == strcat_#t~mem6#1);havoc strcat_#t~mem6#1;strcat_#t~pre7#1.base, strcat_#t~pre7#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;strcat_~s#1.base, strcat_~s#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;havoc strcat_#t~pre7#1.base, strcat_#t~pre7#1.offset;strcat_#t~pre8#1.base, strcat_#t~pre8#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;strcat_~t#1.base, strcat_~t#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;havoc strcat_#t~pre8#1.base, strcat_#t~pre8#1.offset;call strcat_#t~mem9#1 := read~int(strcat_~t#1.base, strcat_~t#1.offset, 1);call write~int(strcat_#t~mem9#1, strcat_~s#1.base, strcat_~s#1.offset, 1); 227#L518 assume !(0 == strcat_#t~mem9#1);havoc strcat_#t~mem9#1;strcat_#t~pre10#1.base, strcat_#t~pre10#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;strcat_~s#1.base, strcat_~s#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;havoc strcat_#t~pre10#1.base, strcat_#t~pre10#1.offset;strcat_#t~pre11#1.base, strcat_#t~pre11#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;strcat_~t#1.base, strcat_~t#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;havoc strcat_#t~pre11#1.base, strcat_#t~pre11#1.offset;call strcat_#t~mem12#1 := read~int(strcat_~t#1.base, strcat_~t#1.offset, 1);call write~int(strcat_#t~mem12#1, strcat_~s#1.base, strcat_~s#1.offset, 1); 228#L519 assume !(0 == strcat_#t~mem12#1);havoc strcat_#t~mem12#1;strcat_#t~pre13#1.base, strcat_#t~pre13#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;strcat_~s#1.base, strcat_~s#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;havoc strcat_#t~pre13#1.base, strcat_#t~pre13#1.offset;strcat_#t~pre14#1.base, strcat_#t~pre14#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;strcat_~t#1.base, strcat_~t#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;havoc strcat_#t~pre14#1.base, strcat_#t~pre14#1.offset;call strcat_#t~mem15#1 := read~int(strcat_~t#1.base, strcat_~t#1.offset, 1);call write~int(strcat_#t~mem15#1, strcat_~s#1.base, strcat_~s#1.offset, 1); 229#L520 assume !(0 == strcat_#t~mem15#1);havoc strcat_#t~mem15#1;strcat_#t~pre16#1.base, strcat_#t~pre16#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;strcat_~s#1.base, strcat_~s#1.offset := strcat_~s#1.base, 1 + strcat_~s#1.offset;havoc strcat_#t~pre16#1.base, strcat_#t~pre16#1.offset;strcat_#t~pre17#1.base, strcat_#t~pre17#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;strcat_~t#1.base, strcat_~t#1.offset := strcat_~t#1.base, 1 + strcat_~t#1.offset;havoc strcat_#t~pre17#1.base, strcat_#t~pre17#1.offset; 230#L516-2 [2022-07-14 14:56:59,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:56:59,244 INFO L85 PathProgramCache]: Analyzing trace with hash 765803698, now seen corresponding path program 1 times [2022-07-14 14:56:59,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:56:59,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733473286] [2022-07-14 14:56:59,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:56:59,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:56:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:59,276 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:56:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:59,297 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:56:59,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:56:59,302 INFO L85 PathProgramCache]: Analyzing trace with hash 73640536, now seen corresponding path program 2 times [2022-07-14 14:56:59,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:56:59,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172267197] [2022-07-14 14:56:59,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:56:59,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:56:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:59,320 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:56:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:59,336 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:56:59,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:56:59,337 INFO L85 PathProgramCache]: Analyzing trace with hash 648918087, now seen corresponding path program 1 times [2022-07-14 14:56:59,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:56:59,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712156197] [2022-07-14 14:56:59,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:56:59,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:56:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:59,360 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:56:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:56:59,390 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:57:00,609 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 14:57:00,609 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 14:57:00,609 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 14:57:00,609 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 14:57:00,609 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 14:57:00,609 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:00,609 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 14:57:00,609 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 14:57:00,609 INFO L133 ssoRankerPreferences]: Filename of dumped script: strcat.i_Iteration3_Lasso [2022-07-14 14:57:00,609 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 14:57:00,609 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 14:57:00,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:00,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:00,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:00,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:01,925 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 14:57:01,926 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 14:57:01,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:01,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:01,927 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:01,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-07-14 14:57:01,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:01,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:01,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:01,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:01,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:01,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:01,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:01,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:01,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:01,966 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:01,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:01,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:01,968 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:01,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-07-14 14:57:01,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:01,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:01,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:01,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:01,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:01,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:01,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:01,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:01,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,005 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-07-14 14:57:02,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,007 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-07-14 14:57:02,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:02,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:02,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:02,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:02,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,056 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:02,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,057 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-07-14 14:57:02,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:02,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:02,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:02,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:02,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,108 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-07-14 14:57:02,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:02,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,118 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:02,118 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:02,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,150 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-07-14 14:57:02,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,151 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-07-14 14:57:02,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:02,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:02,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:02,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:02,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,182 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-07-14 14:57:02,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,183 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-07-14 14:57:02,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:02,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,192 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:02,192 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:02,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,248 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:02,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,249 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-07-14 14:57:02,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:02,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,256 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 14:57:02,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,257 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 14:57:02,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:02,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-07-14 14:57:02,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,275 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-07-14 14:57:02,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:02,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,285 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:02,285 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:02,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:02,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,302 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-07-14 14:57:02,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:02,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:02,318 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:02,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,347 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-07-14 14:57:02,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,348 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-07-14 14:57:02,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:02,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:02,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,356 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:02,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:02,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,371 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-07-14 14:57:02,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,372 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-07-14 14:57:02,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:02,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:02,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:02,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:02,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-07-14 14:57:02,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,396 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-07-14 14:57:02,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:02,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:02,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:02,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:02,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,427 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-07-14 14:57:02,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:02,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,437 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:02,437 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:02,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,456 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-07-14 14:57:02,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,457 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-07-14 14:57:02,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:02,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,464 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 14:57:02,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,464 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 14:57:02,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:02,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,480 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-07-14 14:57:02,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,481 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-07-14 14:57:02,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:02,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,490 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 14:57:02,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,491 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 14:57:02,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:02,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,507 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-14 14:57:02,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,508 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-14 14:57:02,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:02,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,516 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 14:57:02,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,516 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 14:57:02,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:02,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:02,532 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-07-14 14:57:02,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,533 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-14 14:57:02,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:02,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:02,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:02,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:02,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:02,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:02,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:02,591 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 14:57:02,614 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-07-14 14:57:02,615 INFO L444 ModelExtractionUtils]: 45 out of 64 variables were initially zero. Simplification set additionally 16 variables to zero. [2022-07-14 14:57:02,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:02,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:02,616 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-14 14:57:02,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-14 14:57:02,617 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 14:57:02,624 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-14 14:57:02,624 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 14:57:02,624 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc19#1.base)_2, ULTIMATE.start_strcat_~s#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc19#1.base)_2 - 1*ULTIMATE.start_strcat_~s#1.offset Supporting invariants [] [2022-07-14 14:57:02,640 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:02,694 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:02,791 INFO L293 tatePredicateManager]: 46 out of 47 supporting invariants were superfluous and have been removed [2022-07-14 14:57:02,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:57:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:57:02,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-14 14:57:02,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:57:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:57:02,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 17 conjunts are in the unsatisfiable core [2022-07-14 14:57:02,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:57:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-14 14:57:02,924 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 4 loop predicates [2022-07-14 14:57:02,925 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 20 transitions. cyclomatic complexity: 4 Second operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 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) [2022-07-14 14:57:02,971 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 20 transitions. cyclomatic complexity: 4. Second operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 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) Result 22 states and 24 transitions. Complement of second has 8 states. [2022-07-14 14:57:02,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-14 14:57:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 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) [2022-07-14 14:57:02,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 19 transitions. [2022-07-14 14:57:02,973 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 19 transitions. Stem has 10 letters. Loop has 5 letters. [2022-07-14 14:57:02,973 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:57:02,973 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 19 transitions. Stem has 15 letters. Loop has 5 letters. [2022-07-14 14:57:02,973 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:57:02,973 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 19 transitions. Stem has 10 letters. Loop has 10 letters. [2022-07-14 14:57:02,974 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:57:02,974 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 24 transitions. [2022-07-14 14:57:02,974 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 14:57:02,974 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 0 states and 0 transitions. [2022-07-14 14:57:02,974 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-14 14:57:02,975 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-14 14:57:02,975 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-14 14:57:02,975 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 14:57:02,975 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 14:57:02,975 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 14:57:02,975 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 14:57:02,975 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-14 14:57:02,975 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-14 14:57:02,975 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 14:57:02,975 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-14 14:57:02,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.07 02:57:02 BoogieIcfgContainer [2022-07-14 14:57:02,980 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-14 14:57:02,980 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-14 14:57:02,981 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-14 14:57:02,981 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-14 14:57:02,981 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:56:55" (3/4) ... [2022-07-14 14:57:02,983 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-14 14:57:02,983 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-14 14:57:02,983 INFO L158 Benchmark]: Toolchain (without parser) took 8445.81ms. Allocated memory was 88.1MB in the beginning and 136.3MB in the end (delta: 48.2MB). Free memory was 49.3MB in the beginning and 64.8MB in the end (delta: -15.5MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2022-07-14 14:57:02,983 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 88.1MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 14:57:02,984 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.75ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 49.1MB in the beginning and 84.7MB in the end (delta: -35.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-07-14 14:57:02,984 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.80ms. Allocated memory is still 113.2MB. Free memory was 84.3MB in the beginning and 82.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 14:57:02,984 INFO L158 Benchmark]: Boogie Preprocessor took 20.53ms. Allocated memory is still 113.2MB. Free memory was 82.2MB in the beginning and 80.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 14:57:02,984 INFO L158 Benchmark]: RCFGBuilder took 371.32ms. Allocated memory is still 113.2MB. Free memory was 80.8MB in the beginning and 68.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-14 14:57:02,985 INFO L158 Benchmark]: BuchiAutomizer took 7710.29ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 67.5MB in the beginning and 64.8MB in the end (delta: 2.7MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-07-14 14:57:02,985 INFO L158 Benchmark]: Witness Printer took 2.41ms. Allocated memory is still 136.3MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 14:57:02,986 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 88.1MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.75ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 49.1MB in the beginning and 84.7MB in the end (delta: -35.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.80ms. Allocated memory is still 113.2MB. Free memory was 84.3MB in the beginning and 82.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.53ms. Allocated memory is still 113.2MB. Free memory was 82.2MB in the beginning and 80.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 371.32ms. Allocated memory is still 113.2MB. Free memory was 80.8MB in the beginning and 68.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 7710.29ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 67.5MB in the beginning and 64.8MB in the end (delta: 2.7MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Witness Printer took 2.41ms. Allocated memory is still 136.3MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (in_len)] + -1 * s and consists of 6 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (in_len)] + -1 * s and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.6s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 7.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 105 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 105 mSDsluCounter, 78 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 27 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 51 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital384 mio100 ax100 hnf100 lsp96 ukn62 mio100 lsp47 div117 bol100 ite100 ukn100 eq185 hnf89 smp92 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 28ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-14 14:57:03,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE