./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/strdup.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/strdup.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 f841d4506b3d54a4be8e374f288503808db05c122988e690b43155c57f381496 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 14:57:20,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 14:57:20,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 14:57:20,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 14:57:20,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 14:57:20,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 14:57:20,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 14:57:20,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 14:57:20,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 14:57:20,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 14:57:20,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 14:57:20,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 14:57:20,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 14:57:20,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 14:57:20,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 14:57:20,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 14:57:20,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 14:57:20,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 14:57:20,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 14:57:20,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 14:57:20,264 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 14:57:20,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 14:57:20,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 14:57:20,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 14:57:20,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 14:57:20,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 14:57:20,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 14:57:20,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 14:57:20,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 14:57:20,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 14:57:20,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 14:57:20,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 14:57:20,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 14:57:20,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 14:57:20,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 14:57:20,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 14:57:20,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 14:57:20,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 14:57:20,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 14:57:20,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 14:57:20,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 14:57:20,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 14:57:20,282 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-14 14:57:20,304 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 14:57:20,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 14:57:20,305 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 14:57:20,305 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 14:57:20,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 14:57:20,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 14:57:20,307 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 14:57:20,307 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-14 14:57:20,307 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-14 14:57:20,308 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-14 14:57:20,308 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-14 14:57:20,308 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-14 14:57:20,308 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-14 14:57:20,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 14:57:20,308 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 14:57:20,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 14:57:20,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 14:57:20,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-14 14:57:20,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-14 14:57:20,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-14 14:57:20,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 14:57:20,310 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-14 14:57:20,310 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 14:57:20,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-14 14:57:20,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 14:57:20,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 14:57:20,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 14:57:20,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 14:57:20,312 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-14 14:57:20,312 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f841d4506b3d54a4be8e374f288503808db05c122988e690b43155c57f381496 [2022-07-14 14:57:20,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 14:57:20,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 14:57:20,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 14:57:20,546 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 14:57:20,546 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 14:57:20,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/strdup.i [2022-07-14 14:57:20,598 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3eefd75e/d08da9312de64bcdb34995908ba48dbc/FLAGe0a767b0b [2022-07-14 14:57:20,940 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 14:57:20,941 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/strdup.i [2022-07-14 14:57:20,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3eefd75e/d08da9312de64bcdb34995908ba48dbc/FLAGe0a767b0b [2022-07-14 14:57:20,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3eefd75e/d08da9312de64bcdb34995908ba48dbc [2022-07-14 14:57:20,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 14:57:20,966 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 14:57:20,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 14:57:20,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 14:57:20,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 14:57:20,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:57:20" (1/1) ... [2022-07-14 14:57:20,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f50782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:20, skipping insertion in model container [2022-07-14 14:57:20,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:57:20" (1/1) ... [2022-07-14 14:57:20,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 14:57:21,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 14:57:21,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 14:57:21,227 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 14:57:21,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 14:57:21,271 INFO L208 MainTranslator]: Completed translation [2022-07-14 14:57:21,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21 WrapperNode [2022-07-14 14:57:21,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 14:57:21,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 14:57:21,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 14:57:21,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 14:57:21,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2022-07-14 14:57:21,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2022-07-14 14:57:21,306 INFO L137 Inliner]: procedures = 116, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 83 [2022-07-14 14:57:21,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 14:57:21,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 14:57:21,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 14:57:21,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 14:57:21,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2022-07-14 14:57:21,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2022-07-14 14:57:21,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2022-07-14 14:57:21,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2022-07-14 14:57:21,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2022-07-14 14:57:21,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2022-07-14 14:57:21,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2022-07-14 14:57:21,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 14:57:21,335 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 14:57:21,335 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 14:57:21,336 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 14:57:21,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2022-07-14 14:57:21,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:21,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:21,366 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 14:57:21,375 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 14:57:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 14:57:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 14:57:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 14:57:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 14:57:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 14:57:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 14:57:21,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 14:57:21,481 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 14:57:21,482 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 14:57:21,617 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 14:57:21,621 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 14:57:21,621 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-14 14:57:21,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:57:21 BoogieIcfgContainer [2022-07-14 14:57:21,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 14:57:21,623 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-14 14:57:21,623 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-14 14:57:21,634 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-14 14:57:21,635 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 14:57:21,635 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.07 02:57:20" (1/3) ... [2022-07-14 14:57:21,636 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@623dc66c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 02:57:21, skipping insertion in model container [2022-07-14 14:57:21,636 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 14:57:21,636 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (2/3) ... [2022-07-14 14:57:21,636 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@623dc66c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.07 02:57:21, skipping insertion in model container [2022-07-14 14:57:21,636 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-14 14:57:21,636 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:57:21" (3/3) ... [2022-07-14 14:57:21,637 INFO L354 chiAutomizerObserver]: Analyzing ICFG strdup.i [2022-07-14 14:57:21,679 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-14 14:57:21,679 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-14 14:57:21,679 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-14 14:57:21,679 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-14 14:57:21,679 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-14 14:57:21,679 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-14 14:57:21,680 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-14 14:57:21,680 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-14 14:57:21,688 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 14:57:21,708 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-14 14:57:21,709 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:57:21,709 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:57:21,713 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-14 14:57:21,713 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-14 14:57:21,714 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-14 14:57:21,714 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-14 14:57:21,718 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-07-14 14:57:21,718 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:57:21,718 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:57:21,718 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-14 14:57:21,718 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-07-14 14:57:21,723 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; 4#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 10#L528true assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_strdup } true;strdup_#in~s#1.base, strdup_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc strdup_#res#1.base, strdup_#res#1.offset;havoc strdup_#t~ret9#1, strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset, strdup_#t~ret11#1.base, strdup_#t~ret11#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1, strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset;strdup_~s#1.base, strdup_~s#1.offset := strdup_#in~s#1.base, strdup_#in~s#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strdup_~s#1.base, strdup_~s#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre7#1, strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset, strlen_#t~mem8#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; 16#L516true assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0; 13#L517-4true [2022-07-14 14:57:21,723 INFO L754 eck$LassoCheckResult]: Loop: 13#L517-4true call strlen_#t~mem8#1 := read~int(strlen_~s#1.base, strlen_~s#1.offset, 1); 6#L517-1true assume !!(0 != strlen_#t~mem8#1);havoc strlen_#t~mem8#1;strlen_#t~pre7#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;havoc strlen_#t~pre7#1; 14#L517-3true strlen_#t~pre6#1.base, strlen_#t~pre6#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~pre6#1.base, strlen_#t~pre6#1.offset; 13#L517-4true [2022-07-14 14:57:21,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:57:21,736 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2022-07-14 14:57:21,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:57:21,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240556412] [2022-07-14 14:57:21,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:57:21,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:57:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:21,843 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:57:21,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:21,896 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:57:21,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:57:21,898 INFO L85 PathProgramCache]: Analyzing trace with hash 45841, now seen corresponding path program 1 times [2022-07-14 14:57:21,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:57:21,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843062957] [2022-07-14 14:57:21,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:57:21,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:57:21,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:21,917 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:57:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:21,927 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:57:21,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:57:21,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1806906826, now seen corresponding path program 1 times [2022-07-14 14:57:21,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:57:21,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146419868] [2022-07-14 14:57:21,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:57:21,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:57:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:21,960 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:57:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:21,996 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:57:22,354 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 14:57:22,355 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 14:57:22,355 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 14:57:22,355 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 14:57:22,355 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 14:57:22,355 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:22,355 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 14:57:22,357 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 14:57:22,357 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration1_Lasso [2022-07-14 14:57:22,357 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 14:57:22,357 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 14:57:22,373 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 14:57:22,378 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 14:57:22,380 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 14:57:22,382 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 14:57:22,385 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 14:57:22,386 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 14:57:22,390 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 14:57:22,392 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 14:57:22,394 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 14:57:22,396 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 14:57:22,398 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 14:57:22,400 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 14:57:22,403 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 14:57:22,405 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 14:57:22,406 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 14:57:22,574 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 14:57:22,576 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 14:57:22,578 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 14:57:22,579 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 14:57:22,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:22,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:22,585 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 14:57:22,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:22,850 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 14:57:22,853 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 14:57:22,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:22,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:22,857 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 14:57:22,864 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 14:57:22,875 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 14:57:22,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:22,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:22,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:22,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:22,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:22,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:22,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:22,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:22,916 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-14 14:57:22,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:22,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:22,918 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 14:57:22,919 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 14:57:22,921 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 14:57:22,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:22,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:22,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:22,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:22,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:22,929 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:22,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:22,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:22,947 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 14:57:22,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:22,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:22,948 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 14:57:22,949 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 14:57:22,950 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 14:57:22,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:22,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:22,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:22,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:22,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:22,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:22,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:22,999 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 14:57:22,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,001 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 14:57:23,013 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 14:57:23,014 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 14:57:23,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:23,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,020 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:23,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:23,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,065 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 14:57:23,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,068 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 14:57:23,080 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 14:57:23,080 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 14:57:23,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:23,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:23,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:23,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,102 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 14:57:23,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,104 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 14:57:23,105 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 14:57:23,106 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 14:57:23,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:23,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:23,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:23,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,139 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 14:57:23,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,140 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 14:57:23,141 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 14:57:23,142 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 14:57:23,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:23,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:23,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:23,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,164 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 14:57:23,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,165 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 14:57:23,166 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 14:57:23,168 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 14:57:23,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:23,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:23,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:23,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,197 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 14:57:23,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,199 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 14:57:23,199 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 14:57:23,201 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 14:57:23,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:23,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:23,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:23,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:23,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,236 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 14:57:23,237 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 14:57:23,240 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 14:57:23,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:23,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:23,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:23,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,267 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 14:57:23,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,269 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 14:57:23,269 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 14:57:23,271 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 14:57:23,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,279 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:23,279 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:23,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,298 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 14:57:23,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,299 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 14:57:23,300 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 14:57:23,301 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 14:57:23,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:23,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:23,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:23,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,326 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 14:57:23,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,328 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 14:57:23,329 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 14:57:23,329 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 14:57:23,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:23,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,336 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:23,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:23,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:23,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,367 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 14:57:23,367 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 14:57:23,368 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 14:57:23,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:23,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,374 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:23,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:23,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,393 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 14:57:23,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,394 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 14:57:23,395 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 14:57:23,397 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 14:57:23,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:23,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,402 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-14 14:57:23,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,402 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-14 14:57:23,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:23,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,427 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 14:57:23,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,428 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 14:57:23,429 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 14:57:23,430 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 14:57:23,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:23,439 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:23,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:23,471 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-07-14 14:57:23,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,472 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 14:57:23,473 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 14:57:23,474 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 14:57:23,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:23,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:23,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:23,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:23,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:23,487 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:23,511 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 14:57:23,528 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-07-14 14:57:23,529 INFO L444 ModelExtractionUtils]: 23 out of 31 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-07-14 14:57:23,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:23,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:23,549 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 14:57:23,550 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 14:57:23,593 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 14:57:23,615 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-14 14:57:23,615 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 14:57:23,615 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_1, ULTIMATE.start_strlen_~s#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_1 - 1*ULTIMATE.start_strlen_~s#1.offset Supporting invariants [] [2022-07-14 14:57:23,632 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:23,644 INFO L293 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2022-07-14 14:57:23,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:57:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:57:23,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-14 14:57:23,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:57:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:57:23,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-14 14:57:23,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:57:23,756 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 14:57:23,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:23,787 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-07-14 14:57:23,788 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 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 14:57:23,836 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 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) Result 45 states and 57 transitions. Complement of second has 7 states. [2022-07-14 14:57:23,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 14:57:23,840 INFO L82 GeneralOperation]: Start removeUnreachable. 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 14:57:23,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2022-07-14 14:57:23,842 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 3 letters. [2022-07-14 14:57:23,842 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:57:23,843 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 7 letters. Loop has 3 letters. [2022-07-14 14:57:23,843 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:57:23,843 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 6 letters. [2022-07-14 14:57:23,843 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:57:23,844 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 57 transitions. [2022-07-14 14:57:23,845 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-14 14:57:23,848 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 18 states and 21 transitions. [2022-07-14 14:57:23,848 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-07-14 14:57:23,849 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-14 14:57:23,849 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2022-07-14 14:57:23,849 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 14:57:23,849 INFO L369 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2022-07-14 14:57:23,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2022-07-14 14:57:23,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 14. [2022-07-14 14:57:23,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 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 14:57:23,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2022-07-14 14:57:23,866 INFO L392 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-07-14 14:57:23,866 INFO L374 stractBuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-07-14 14:57:23,866 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-14 14:57:23,866 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2022-07-14 14:57:23,866 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-14 14:57:23,866 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:57:23,866 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:57:23,867 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-14 14:57:23,867 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:57:23,867 INFO L752 eck$LassoCheckResult]: Stem: 134#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 135#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 132#L528 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_strdup } true;strdup_#in~s#1.base, strdup_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc strdup_#res#1.base, strdup_#res#1.offset;havoc strdup_#t~ret9#1, strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset, strdup_#t~ret11#1.base, strdup_#t~ret11#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1, strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset;strdup_~s#1.base, strdup_~s#1.offset := strdup_#in~s#1.base, strdup_#in~s#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strdup_~s#1.base, strdup_~s#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre7#1, strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset, strlen_#t~mem8#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; 133#L516 assume strlen_~s#1.base == 0 && strlen_~s#1.offset == 0;strlen_#res#1 := 0; 144#L518 strdup_#t~ret9#1 := strlen_#res#1;assume { :end_inline_strlen } true;strdup_~l~0#1 := 1 + strdup_#t~ret9#1;havoc strdup_#t~ret9#1;call strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset := #Ultimate.allocOnHeap(strdup_~l~0#1);strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset := strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset;havoc strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset; 136#L523 assume !(strdup_~tmp~0#1.base == 0 && strdup_~tmp~0#1.offset == 0);assume { :begin_inline_memcpy } true;memcpy_#in~dst#1.base, memcpy_#in~dst#1.offset, memcpy_#in~src#1.base, memcpy_#in~src#1.offset, memcpy_#in~n#1 := strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1;havoc memcpy_#res#1.base, memcpy_#res#1.offset;havoc memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset, memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset, memcpy_#t~mem5#1, memcpy_#t~post2#1, memcpy_~dst#1.base, memcpy_~dst#1.offset, memcpy_~src#1.base, memcpy_~src#1.offset, memcpy_~n#1, memcpy_~res~0#1.base, memcpy_~res~0#1.offset, memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset, memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~dst#1.base, memcpy_~dst#1.offset := memcpy_#in~dst#1.base, memcpy_#in~dst#1.offset;memcpy_~src#1.base, memcpy_~src#1.offset := memcpy_#in~src#1.base, memcpy_#in~src#1.offset;memcpy_~n#1 := memcpy_#in~n#1;memcpy_~res~0#1.base, memcpy_~res~0#1.offset := memcpy_~dst#1.base, memcpy_~dst#1.offset;havoc memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset;havoc memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset := memcpy_~dst#1.base, memcpy_~dst#1.offset;memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset := memcpy_~src#1.base, memcpy_~src#1.offset; 137#L511-3 [2022-07-14 14:57:23,867 INFO L754 eck$LassoCheckResult]: Loop: 137#L511-3 memcpy_#t~post2#1 := memcpy_~n#1;memcpy_~n#1 := memcpy_#t~post2#1 - 1; 145#L511-1 assume !!(0 != memcpy_#t~post2#1 % 18446744073709551616);havoc memcpy_#t~post2#1;memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset := memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset;memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset := memcpy_#t~post3#1.base, 1 + memcpy_#t~post3#1.offset;memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset := memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset := memcpy_#t~post4#1.base, 1 + memcpy_#t~post4#1.offset;call memcpy_#t~mem5#1 := read~int(memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset, 1);call write~int(memcpy_#t~mem5#1, memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset, 1);havoc memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset;havoc memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset;havoc memcpy_#t~mem5#1; 137#L511-3 [2022-07-14 14:57:23,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:57:23,867 INFO L85 PathProgramCache]: Analyzing trace with hash 889569803, now seen corresponding path program 1 times [2022-07-14 14:57:23,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:57:23,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322143560] [2022-07-14 14:57:23,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:57:23,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:57:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:57:23,914 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 14:57:23,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 14:57:23,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322143560] [2022-07-14 14:57:23,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322143560] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 14:57:23,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 14:57:23,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 14:57:23,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824912286] [2022-07-14 14:57:23,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 14:57:23,917 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-14 14:57:23,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:57:23,917 INFO L85 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 1 times [2022-07-14 14:57:23,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:57:23,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277637987] [2022-07-14 14:57:23,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:57:23,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:57:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:23,924 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:57:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:23,929 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:57:24,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 14:57:24,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 14:57:24,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 14:57:24,009 INFO L87 Difference]: Start difference. First operand 14 states and 17 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 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 14:57:24,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 14:57:24,024 INFO L93 Difference]: Finished difference Result 14 states and 16 transitions. [2022-07-14 14:57:24,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 14:57:24,025 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 16 transitions. [2022-07-14 14:57:24,025 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-14 14:57:24,026 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 14 states and 16 transitions. [2022-07-14 14:57:24,026 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-07-14 14:57:24,026 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-07-14 14:57:24,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2022-07-14 14:57:24,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-14 14:57:24,026 INFO L369 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-07-14 14:57:24,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2022-07-14 14:57:24,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-07-14 14:57:24,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 states have internal predecessors, (16), 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 14:57:24,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2022-07-14 14:57:24,027 INFO L392 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-07-14 14:57:24,027 INFO L374 stractBuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2022-07-14 14:57:24,027 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-14 14:57:24,027 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2022-07-14 14:57:24,027 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-14 14:57:24,027 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-14 14:57:24,027 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-14 14:57:24,028 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 14:57:24,028 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-14 14:57:24,028 INFO L752 eck$LassoCheckResult]: Stem: 171#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 172#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 169#L528 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_strdup } true;strdup_#in~s#1.base, strdup_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc strdup_#res#1.base, strdup_#res#1.offset;havoc strdup_#t~ret9#1, strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset, strdup_#t~ret11#1.base, strdup_#t~ret11#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1, strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset;strdup_~s#1.base, strdup_~s#1.offset := strdup_#in~s#1.base, strdup_#in~s#1.offset;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strdup_~s#1.base, strdup_~s#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre7#1, strlen_#t~pre6#1.base, strlen_#t~pre6#1.offset, strlen_#t~mem8#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; 170#L516 assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0; 175#L517-4 call strlen_#t~mem8#1 := read~int(strlen_~s#1.base, strlen_~s#1.offset, 1); 177#L517-1 assume !(0 != strlen_#t~mem8#1);havoc strlen_#t~mem8#1; 179#L517-5 strlen_#res#1 := strlen_~i~0#1; 181#L518 strdup_#t~ret9#1 := strlen_#res#1;assume { :end_inline_strlen } true;strdup_~l~0#1 := 1 + strdup_#t~ret9#1;havoc strdup_#t~ret9#1;call strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset := #Ultimate.allocOnHeap(strdup_~l~0#1);strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset := strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset;havoc strdup_#t~malloc10#1.base, strdup_#t~malloc10#1.offset; 173#L523 assume !(strdup_~tmp~0#1.base == 0 && strdup_~tmp~0#1.offset == 0);assume { :begin_inline_memcpy } true;memcpy_#in~dst#1.base, memcpy_#in~dst#1.offset, memcpy_#in~src#1.base, memcpy_#in~src#1.offset, memcpy_#in~n#1 := strdup_~tmp~0#1.base, strdup_~tmp~0#1.offset, strdup_~s#1.base, strdup_~s#1.offset, strdup_~l~0#1;havoc memcpy_#res#1.base, memcpy_#res#1.offset;havoc memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset, memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset, memcpy_#t~mem5#1, memcpy_#t~post2#1, memcpy_~dst#1.base, memcpy_~dst#1.offset, memcpy_~src#1.base, memcpy_~src#1.offset, memcpy_~n#1, memcpy_~res~0#1.base, memcpy_~res~0#1.offset, memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset, memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~dst#1.base, memcpy_~dst#1.offset := memcpy_#in~dst#1.base, memcpy_#in~dst#1.offset;memcpy_~src#1.base, memcpy_~src#1.offset := memcpy_#in~src#1.base, memcpy_#in~src#1.offset;memcpy_~n#1 := memcpy_#in~n#1;memcpy_~res~0#1.base, memcpy_~res~0#1.offset := memcpy_~dst#1.base, memcpy_~dst#1.offset;havoc memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset;havoc memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset := memcpy_~dst#1.base, memcpy_~dst#1.offset;memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset := memcpy_~src#1.base, memcpy_~src#1.offset; 174#L511-3 [2022-07-14 14:57:24,028 INFO L754 eck$LassoCheckResult]: Loop: 174#L511-3 memcpy_#t~post2#1 := memcpy_~n#1;memcpy_~n#1 := memcpy_#t~post2#1 - 1; 182#L511-1 assume !!(0 != memcpy_#t~post2#1 % 18446744073709551616);havoc memcpy_#t~post2#1;memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset := memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset;memcpy_~c1~0#1.base, memcpy_~c1~0#1.offset := memcpy_#t~post3#1.base, 1 + memcpy_#t~post3#1.offset;memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset := memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset;memcpy_~c2~0#1.base, memcpy_~c2~0#1.offset := memcpy_#t~post4#1.base, 1 + memcpy_#t~post4#1.offset;call memcpy_#t~mem5#1 := read~int(memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset, 1);call write~int(memcpy_#t~mem5#1, memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset, 1);havoc memcpy_#t~post3#1.base, memcpy_#t~post3#1.offset;havoc memcpy_#t~post4#1.base, memcpy_#t~post4#1.offset;havoc memcpy_#t~mem5#1; 174#L511-3 [2022-07-14 14:57:24,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:57:24,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1270617397, now seen corresponding path program 1 times [2022-07-14 14:57:24,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:57:24,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890299440] [2022-07-14 14:57:24,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:57:24,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:57:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:24,039 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:57:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:24,054 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:57:24,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:57:24,054 INFO L85 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 2 times [2022-07-14 14:57:24,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:57:24,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893078422] [2022-07-14 14:57:24,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:57:24,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:57:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:24,060 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:57:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:24,065 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:57:24,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:57:24,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1292607706, now seen corresponding path program 1 times [2022-07-14 14:57:24,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 14:57:24,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204532737] [2022-07-14 14:57:24,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 14:57:24,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 14:57:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:24,091 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-14 14:57:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-14 14:57:24,120 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-14 14:57:24,907 INFO L210 LassoAnalysis]: Preferences: [2022-07-14 14:57:24,907 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-14 14:57:24,907 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-14 14:57:24,907 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-14 14:57:24,907 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-14 14:57:24,907 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:24,907 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-14 14:57:24,907 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-14 14:57:24,907 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration3_Lasso [2022-07-14 14:57:24,907 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-14 14:57:24,907 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-14 14:57:24,911 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 14:57:24,917 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 14:57:24,919 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 14:57:24,921 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 14:57:24,923 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 14:57:24,925 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 14:57:24,927 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 14:57:24,929 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 14:57:24,931 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 14:57:24,933 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 14:57:24,935 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 14:57:24,936 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 14:57:24,938 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 14:57:24,939 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 14:57:24,941 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 14:57:24,942 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 14:57:24,944 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 14:57:24,945 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 14:57:24,947 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 14:57:24,949 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 14:57:24,950 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 14:57:24,952 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 14:57:25,610 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 14:57:25,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-14 14:57:25,613 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 14:57:25,615 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 14:57:25,617 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 14:57:26,444 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-14 14:57:26,444 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-14 14:57:26,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,446 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 14:57:26,447 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 14:57:26,450 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 14:57:26,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:26,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:26,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:26,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,472 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-07-14 14:57:26,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,474 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 14:57:26,474 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 14:57:26,475 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 14:57:26,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:26,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:26,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:26,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,498 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 14:57:26,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,500 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 14:57:26,501 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 14:57:26,501 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 14:57:26,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:26,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:26,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:26,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-07-14 14:57:26,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,524 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 14:57:26,529 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 14:57:26,529 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 14:57:26,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:26,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:26,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:26,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,577 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 14:57:26,579 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 14:57:26,580 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 14:57:26,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:26,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:26,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:26,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,617 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:26,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,619 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 14:57:26,621 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 14:57:26,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:26,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:26,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:26,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:26,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:26,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,655 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 14:57:26,671 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 14:57:26,672 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 14:57:26,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:26,680 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:26,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,706 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-07-14 14:57:26,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,708 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 14:57:26,709 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 14:57:26,710 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 14:57:26,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:26,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:26,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:26,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:26,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,745 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 14:57:26,746 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 14:57:26,748 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 14:57:26,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:26,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:26,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:26,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,770 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 14:57:26,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,772 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 14:57:26,772 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 14:57:26,774 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 14:57:26,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:26,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,783 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:26,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:26,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:26,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,810 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 14:57:26,810 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 14:57:26,812 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 14:57:26,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:26,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:26,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:26,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,835 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 14:57:26,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,836 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 14:57:26,837 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 14:57:26,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:26,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:26,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:26,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:26,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,869 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-07-14 14:57:26,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,871 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 14:57:26,871 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 14:57:26,872 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 14:57:26,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:26,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:26,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:26,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,895 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 14:57:26,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,896 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 14:57:26,897 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 14:57:26,898 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 14:57:26,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,904 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:26,904 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:26,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-07-14 14:57:26,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,956 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 14:57:26,957 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 14:57:26,958 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 14:57:26,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:26,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:26,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:26,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:26,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:26,964 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:26,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:26,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:26,993 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 14:57:26,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:26,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:26,995 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 14:57:26,996 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 14:57:26,997 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 14:57:27,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:27,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:27,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:27,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,018 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-07-14 14:57:27,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,020 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 14:57:27,021 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 14:57:27,022 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 14:57:27,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:27,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,027 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:27,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:27,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:27,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,052 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 14:57:27,055 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 14:57:27,056 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 14:57:27,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:27,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,061 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:27,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:27,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,078 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-07-14 14:57:27,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,079 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 14:57:27,079 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 14:57:27,082 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 14:57:27,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:27,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:27,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:27,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,104 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 14:57:27,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,106 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 14:57:27,112 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 14:57:27,112 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 14:57:27,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:27,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,120 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:27,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:27,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,138 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 14:57:27,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,139 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 14:57:27,143 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 14:57:27,143 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 14:57:27,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:27,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:27,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:27,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,164 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 14:57:27,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,166 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 14:57:27,166 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 14:57:27,168 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 14:57:27,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,183 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:27,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:27,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,211 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 14:57:27,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,213 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 14:57:27,214 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 14:57:27,215 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 14:57:27,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:27,222 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:27,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,253 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 14:57:27,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,254 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 14:57:27,255 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 14:57:27,256 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 14:57:27,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:27,266 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:27,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,284 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 14:57:27,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,286 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 14:57:27,286 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 14:57:27,287 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 14:57:27,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:27,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:27,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:27,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:27,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,316 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 14:57:27,317 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 14:57:27,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:27,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,324 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-07-14 14:57:27,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,334 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-07-14 14:57:27,334 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:27,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:27,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,370 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 14:57:27,371 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 14:57:27,372 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 14:57:27,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,379 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:27,379 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:27,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,414 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 14:57:27,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,416 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 14:57:27,416 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 14:57:27,418 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 14:57:27,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-14 14:57:27,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-14 14:57:27,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-14 14:57:27,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,439 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 14:57:27,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,440 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 14:57:27,441 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 14:57:27,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:27,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:27,449 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:27,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-14 14:57:27,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:27,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,471 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 14:57:27,471 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 14:57:27,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-14 14:57:27,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-14 14:57:27,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-14 14:57:27,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-14 14:57:27,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-14 14:57:27,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-14 14:57:27,501 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-14 14:57:27,524 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-14 14:57:27,559 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2022-07-14 14:57:27,560 INFO L444 ModelExtractionUtils]: 65 out of 76 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-07-14 14:57:27,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-14 14:57:27,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 14:57:27,561 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 14:57:27,564 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 14:57:27,565 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-14 14:57:27,586 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-14 14:57:27,586 INFO L513 LassoAnalysis]: Proved termination. [2022-07-14 14:57:27,586 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strdup_~tmp~0#1.base)_1, ULTIMATE.start_memcpy_~c1~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_strdup_~tmp~0#1.base)_1 - 1*ULTIMATE.start_memcpy_~c1~0#1.offset Supporting invariants [] [2022-07-14 14:57:27,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-07-14 14:57:27,648 INFO L293 tatePredicateManager]: 17 out of 18 supporting invariants were superfluous and have been removed [2022-07-14 14:57:27,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 14:57:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:57:27,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-14 14:57:27,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:57:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 14:57:27,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-14 14:57:27,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 14:57:27,714 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 14:57:27,715 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-07-14 14:57:27,715 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 14:57:27,734 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 16 states and 19 transitions. Complement of second has 4 states. [2022-07-14 14:57:27,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-14 14:57:27,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 14:57:27,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2022-07-14 14:57:27,736 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-14 14:57:27,736 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:57:27,736 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 11 letters. Loop has 2 letters. [2022-07-14 14:57:27,736 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:57:27,736 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 9 letters. Loop has 4 letters. [2022-07-14 14:57:27,737 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-14 14:57:27,737 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 19 transitions. [2022-07-14 14:57:27,740 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 14:57:27,740 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2022-07-14 14:57:27,740 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-14 14:57:27,740 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-14 14:57:27,740 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-14 14:57:27,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-14 14:57:27,740 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 14:57:27,740 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 14:57:27,740 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 14:57:27,740 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-14 14:57:27,740 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-14 14:57:27,740 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-14 14:57:27,740 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-14 14:57:27,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.07 02:57:27 BoogieIcfgContainer [2022-07-14 14:57:27,745 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-14 14:57:27,745 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-14 14:57:27,745 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-14 14:57:27,746 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-14 14:57:27,746 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:57:21" (3/4) ... [2022-07-14 14:57:27,748 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-14 14:57:27,748 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-14 14:57:27,748 INFO L158 Benchmark]: Toolchain (without parser) took 6782.49ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 52.7MB in the beginning and 35.9MB in the end (delta: 16.8MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. [2022-07-14 14:57:27,748 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 92.3MB. Free memory is still 70.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 14:57:27,749 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.04ms. Allocated memory is still 92.3MB. Free memory was 52.5MB in the beginning and 61.0MB in the end (delta: -8.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-14 14:57:27,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.87ms. Allocated memory is still 92.3MB. Free memory was 61.0MB in the beginning and 58.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 14:57:27,749 INFO L158 Benchmark]: Boogie Preprocessor took 24.70ms. Allocated memory is still 92.3MB. Free memory was 58.9MB in the beginning and 57.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-14 14:57:27,749 INFO L158 Benchmark]: RCFGBuilder took 287.42ms. Allocated memory is still 92.3MB. Free memory was 57.5MB in the beginning and 45.8MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-14 14:57:27,749 INFO L158 Benchmark]: BuchiAutomizer took 6121.99ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 45.5MB in the beginning and 35.9MB in the end (delta: 9.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-07-14 14:57:27,749 INFO L158 Benchmark]: Witness Printer took 2.47ms. Allocated memory is still 134.2MB. Free memory is still 35.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 14:57:27,750 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 92.3MB. Free memory is still 70.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.04ms. Allocated memory is still 92.3MB. Free memory was 52.5MB in the beginning and 61.0MB in the end (delta: -8.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.87ms. Allocated memory is still 92.3MB. Free memory was 61.0MB in the beginning and 58.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.70ms. Allocated memory is still 92.3MB. Free memory was 58.9MB in the beginning and 57.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 287.42ms. Allocated memory is still 92.3MB. Free memory was 57.5MB in the beginning and 45.8MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 6121.99ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 45.5MB in the beginning and 35.9MB in the end (delta: 9.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 2.47ms. Allocated memory is still 134.2MB. Free memory is still 35.9MB. 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 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[tmp] + -1 * c1 and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 5.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 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, 48 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 48 mSDsluCounter, 47 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 37 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital194 mio100 ax100 hnf100 lsp92 ukn96 mio100 lsp49 div114 bol100 ite100 ukn100 eq192 hnf89 smp92 dnf100 smp100 tf100 neg99 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 15 VariablesLoop: 8 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 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 14:57:27,772 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 14:57:27,981 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE