./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-15/cstrncpy_diffterm_alloca.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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-15/cstrncpy_diffterm_alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 29a0de6b7697865a37e60a82150f204059592b57f74fd0ca1d5024446fc510b4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 03:35:17,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 03:35:17,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 03:35:17,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 03:35:17,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 03:35:17,915 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 03:35:17,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 03:35:17,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 03:35:17,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 03:35:17,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 03:35:17,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 03:35:17,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 03:35:17,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 03:35:17,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 03:35:17,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 03:35:17,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 03:35:17,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 03:35:17,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 03:35:17,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 03:35:17,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 03:35:17,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 03:35:17,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 03:35:17,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 03:35:17,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 03:35:17,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 03:35:17,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 03:35:17,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 03:35:17,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 03:35:17,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 03:35:17,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 03:35:17,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 03:35:17,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 03:35:17,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 03:35:17,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 03:35:17,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 03:35:17,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 03:35:17,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 03:35:17,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 03:35:17,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 03:35:17,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 03:35:17,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 03:35:17,954 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-02-21 03:35:17,977 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 03:35:17,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 03:35:17,977 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 03:35:17,978 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 03:35:17,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 03:35:17,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 03:35:17,979 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 03:35:17,979 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-02-21 03:35:17,979 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-02-21 03:35:17,979 INFO L138 SettingsManager]: * Use old map elimination=false [2022-02-21 03:35:17,980 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-02-21 03:35:17,980 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-02-21 03:35:17,980 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-02-21 03:35:17,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 03:35:17,981 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 03:35:17,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 03:35:17,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 03:35:17,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-02-21 03:35:17,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-02-21 03:35:17,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-02-21 03:35:17,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 03:35:17,982 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-02-21 03:35:17,982 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 03:35:17,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-02-21 03:35:17,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 03:35:17,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 03:35:17,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 03:35:17,983 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 03:35:17,984 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-21 03:35:17,984 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29a0de6b7697865a37e60a82150f204059592b57f74fd0ca1d5024446fc510b4 [2022-02-21 03:35:18,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 03:35:18,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 03:35:18,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 03:35:18,192 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 03:35:18,192 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 03:35:18,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-15/cstrncpy_diffterm_alloca.i [2022-02-21 03:35:18,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9999d4e43/5df2a8f4bd7f46b585a7f19d217596ac/FLAG951f94456 [2022-02-21 03:35:18,586 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 03:35:18,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-15/cstrncpy_diffterm_alloca.i [2022-02-21 03:35:18,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9999d4e43/5df2a8f4bd7f46b585a7f19d217596ac/FLAG951f94456 [2022-02-21 03:35:19,000 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9999d4e43/5df2a8f4bd7f46b585a7f19d217596ac [2022-02-21 03:35:19,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 03:35:19,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 03:35:19,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 03:35:19,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 03:35:19,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 03:35:19,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:35:19" (1/1) ... [2022-02-21 03:35:19,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522c67be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19, skipping insertion in model container [2022-02-21 03:35:19,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:35:19" (1/1) ... [2022-02-21 03:35:19,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 03:35:19,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 03:35:19,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:35:19,285 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 03:35:19,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:35:19,351 INFO L208 MainTranslator]: Completed translation [2022-02-21 03:35:19,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19 WrapperNode [2022-02-21 03:35:19,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 03:35:19,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 03:35:19,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 03:35:19,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 03:35:19,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19" (1/1) ... [2022-02-21 03:35:19,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19" (1/1) ... [2022-02-21 03:35:19,389 INFO L137 Inliner]: procedures = 152, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2022-02-21 03:35:19,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 03:35:19,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 03:35:19,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 03:35:19,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 03:35:19,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19" (1/1) ... [2022-02-21 03:35:19,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19" (1/1) ... [2022-02-21 03:35:19,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19" (1/1) ... [2022-02-21 03:35:19,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19" (1/1) ... [2022-02-21 03:35:19,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19" (1/1) ... [2022-02-21 03:35:19,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19" (1/1) ... [2022-02-21 03:35:19,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19" (1/1) ... [2022-02-21 03:35:19,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 03:35:19,422 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 03:35:19,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 03:35:19,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 03:35:19,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19" (1/1) ... [2022-02-21 03:35:19,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:19,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:19,444 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) [2022-02-21 03:35:19,449 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 [2022-02-21 03:35:19,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-21 03:35:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-21 03:35:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-21 03:35:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-21 03:35:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 03:35:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 03:35:19,538 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 03:35:19,548 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 03:35:19,700 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 03:35:19,705 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 03:35:19,705 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-02-21 03:35:19,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:35:19 BoogieIcfgContainer [2022-02-21 03:35:19,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 03:35:19,707 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-02-21 03:35:19,707 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-02-21 03:35:19,713 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-02-21 03:35:19,713 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:35:19,714 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.02 03:35:19" (1/3) ... [2022-02-21 03:35:19,714 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@a840502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 03:35:19, skipping insertion in model container [2022-02-21 03:35:19,714 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:35:19,714 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:35:19" (2/3) ... [2022-02-21 03:35:19,715 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@a840502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 03:35:19, skipping insertion in model container [2022-02-21 03:35:19,715 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:35:19,715 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:35:19" (3/3) ... [2022-02-21 03:35:19,716 INFO L388 chiAutomizerObserver]: Analyzing ICFG cstrncpy_diffterm_alloca.i [2022-02-21 03:35:19,744 INFO L359 BuchiCegarLoop]: Interprodecural is true [2022-02-21 03:35:19,744 INFO L360 BuchiCegarLoop]: Hoare is false [2022-02-21 03:35:19,744 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-02-21 03:35:19,744 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-02-21 03:35:19,745 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-02-21 03:35:19,745 INFO L364 BuchiCegarLoop]: Difference is false [2022-02-21 03:35:19,745 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-02-21 03:35:19,745 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2022-02-21 03:35:19,755 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:35:19,776 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-02-21 03:35:19,776 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:35:19,776 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:35:19,780 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-02-21 03:35:19,780 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2022-02-21 03:35:19,780 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2022-02-21 03:35:19,780 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:35:19,782 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-02-21 03:35:19,782 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:35:19,782 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:35:19,782 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-02-21 03:35:19,782 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2022-02-21 03:35:19,786 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet211#1, main_#t~nondet212#1, main_#t~malloc213#1.base, main_#t~malloc213#1.offset, main_#t~malloc214#1.base, main_#t~malloc214#1.offset, main_#t~ret215#1.base, main_#t~ret215#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length~0#1 := main_#t~nondet211#1;havoc main_#t~nondet211#1;main_~n~0#1 := main_#t~nondet212#1;havoc main_#t~nondet212#1; 11#L385true assume !(main_~length~0#1 < 1); 7#L385-2true assume !(main_~n~0#1 < 1); 6#L388-1true call main_#t~malloc213#1.base, main_#t~malloc213#1.offset := #Ultimate.allocOnStack(main_~n~0#1);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc213#1.base, main_#t~malloc213#1.offset;call main_#t~malloc214#1.base, main_#t~malloc214#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc214#1.base, main_#t~malloc214#1.offset;call write~int(49, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrncpy } true;cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset, cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset, cstrncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstrncpy_#res#1.base, cstrncpy_#res#1.offset;havoc cstrncpy_#t~post205#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, cstrncpy_#t~mem208#1, cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset, cstrncpy_#t~post209#1, cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset, cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset, cstrncpy_~n#1, cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset, cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset, cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset, cstrncpy_~n2~0#1;cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset := cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset;cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset := cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset;cstrncpy_~n#1 := cstrncpy_#in~n#1;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset;havoc cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;havoc cstrncpy_~n2~0#1; 15#L370-2true [2022-02-21 03:35:19,787 INFO L793 eck$LassoCheckResult]: Loop: 15#L370-2true assume !!(cstrncpy_~n#1 > 0);cstrncpy_#t~post205#1 := cstrncpy_~n#1;cstrncpy_~n#1 := cstrncpy_#t~post205#1 - 1;havoc cstrncpy_#t~post205#1;cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_#t~post206#1.base, 1 + cstrncpy_#t~post206#1.offset;cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset := cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_#t~post207#1.base, 1 + cstrncpy_#t~post207#1.offset;call cstrncpy_#t~mem208#1 := read~int(cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, 1);call write~int(cstrncpy_#t~mem208#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, 1); 14#L372true assume !(49 == cstrncpy_#t~mem208#1);havoc cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset;havoc cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset;havoc cstrncpy_#t~mem208#1; 15#L370-2true [2022-02-21 03:35:19,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:35:19,790 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2022-02-21 03:35:19,796 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:35:19,796 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694105096] [2022-02-21 03:35:19,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:35:19,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:35:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:19,897 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:35:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:19,929 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:35:19,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:35:19,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1747, now seen corresponding path program 1 times [2022-02-21 03:35:19,931 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:35:19,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247699895] [2022-02-21 03:35:19,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:35:19,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:35:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:19,942 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:35:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:19,949 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:35:19,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:35:19,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935768, now seen corresponding path program 1 times [2022-02-21 03:35:19,951 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:35:19,951 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992097869] [2022-02-21 03:35:19,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:35:19,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:35:19,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:19,989 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:35:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:20,026 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:35:20,744 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:35:20,745 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:35:20,745 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:35:20,745 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:35:20,745 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-02-21 03:35:20,745 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:20,745 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:35:20,745 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:35:20,746 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncpy_diffterm_alloca.i_Iteration1_Lasso [2022-02-21 03:35:20,746 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:35:20,746 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:35:20,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:20,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:21,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:21,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:21,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:21,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:21,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:21,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:21,850 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:35:21,853 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-02-21 03:35:21,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:21,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:21,856 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) [2022-02-21 03:35:21,858 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 [2022-02-21 03:35:21,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:21,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:21,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:21,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:21,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:21,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:21,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:21,874 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 [2022-02-21 03:35:21,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:21,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-02-21 03:35:21,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:21,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:21,906 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) [2022-02-21 03:35:21,907 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 [2022-02-21 03:35:21,909 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 [2022-02-21 03:35:21,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:21,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:21,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:21,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:21,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:21,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:21,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:21,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:21,948 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 [2022-02-21 03:35:21,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:21,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:21,949 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) [2022-02-21 03:35:21,952 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 [2022-02-21 03:35:21,952 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 [2022-02-21 03:35:21,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:21,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:21,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:21,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:21,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:21,961 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:21,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:21,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:21,992 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 [2022-02-21 03:35:21,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:21,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,004 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) [2022-02-21 03:35:22,004 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 [2022-02-21 03:35:22,015 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 [2022-02-21 03:35:22,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:22,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:22,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:22,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,054 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-02-21 03:35:22,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,055 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) [2022-02-21 03:35:22,056 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 [2022-02-21 03:35:22,058 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 [2022-02-21 03:35:22,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:22,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:22,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:22,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,129 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 [2022-02-21 03:35:22,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,172 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) [2022-02-21 03:35:22,173 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 [2022-02-21 03:35:22,174 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 [2022-02-21 03:35:22,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:35:22,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:35:22,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,205 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 [2022-02-21 03:35:22,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,206 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) [2022-02-21 03:35:22,207 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 [2022-02-21 03:35:22,208 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 [2022-02-21 03:35:22,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:22,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:22,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:22,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,237 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 [2022-02-21 03:35:22,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,239 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) [2022-02-21 03:35:22,242 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 [2022-02-21 03:35:22,243 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 [2022-02-21 03:35:22,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:22,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:22,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:22,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,266 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 [2022-02-21 03:35:22,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,267 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) [2022-02-21 03:35:22,268 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 [2022-02-21 03:35:22,269 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 [2022-02-21 03:35:22,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:22,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:22,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:22,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,292 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 [2022-02-21 03:35:22,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,294 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) [2022-02-21 03:35:22,294 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 [2022-02-21 03:35:22,295 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 [2022-02-21 03:35:22,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:22,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:22,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:22,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,329 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 [2022-02-21 03:35:22,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,339 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) [2022-02-21 03:35:22,340 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 [2022-02-21 03:35:22,340 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 [2022-02-21 03:35:22,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:22,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:22,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:22,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,370 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 [2022-02-21 03:35:22,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,371 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) [2022-02-21 03:35:22,372 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 [2022-02-21 03:35:22,373 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 [2022-02-21 03:35:22,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,380 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:35:22,380 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:35:22,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,409 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 [2022-02-21 03:35:22,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,411 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) [2022-02-21 03:35:22,417 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 [2022-02-21 03:35:22,418 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 [2022-02-21 03:35:22,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:22,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,425 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:22,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:22,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,440 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 [2022-02-21 03:35:22,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,443 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) [2022-02-21 03:35:22,444 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 [2022-02-21 03:35:22,445 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 [2022-02-21 03:35:22,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:22,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:22,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:22,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,477 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 [2022-02-21 03:35:22,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,479 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) [2022-02-21 03:35:22,479 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 [2022-02-21 03:35:22,481 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 [2022-02-21 03:35:22,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:22,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,486 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:22,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:22,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,506 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-02-21 03:35:22,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,507 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) [2022-02-21 03:35:22,508 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 [2022-02-21 03:35:22,509 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 [2022-02-21 03:35:22,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,529 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:35:22,529 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:35:22,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,566 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-02-21 03:35:22,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,567 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) [2022-02-21 03:35:22,568 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 [2022-02-21 03:35:22,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:35:22,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:35:22,582 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:35:22,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,614 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 [2022-02-21 03:35:22,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,620 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) [2022-02-21 03:35:22,621 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 [2022-02-21 03:35:22,622 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 [2022-02-21 03:35:22,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:35:22,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:35:22,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,656 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 [2022-02-21 03:35:22,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,658 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) [2022-02-21 03:35:22,663 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 [2022-02-21 03:35:22,668 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 [2022-02-21 03:35:22,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,670 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:35:22,670 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:35:22,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,698 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-02-21 03:35:22,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,699 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) [2022-02-21 03:35:22,700 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 [2022-02-21 03:35:22,702 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 [2022-02-21 03:35:22,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:22,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,707 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:35:22,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,708 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:35:22,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:22,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:22,741 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 [2022-02-21 03:35:22,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,747 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) [2022-02-21 03:35:22,752 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 [2022-02-21 03:35:22,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:22,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:22,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:22,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:22,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:35:22,764 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:35:22,777 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-02-21 03:35:22,786 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 [2022-02-21 03:35:22,824 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-02-21 03:35:22,825 INFO L444 ModelExtractionUtils]: 7 out of 28 variables were initially zero. Simplification set additionally 18 variables to zero. [2022-02-21 03:35:22,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:22,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:22,840 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) [2022-02-21 03:35:22,879 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-02-21 03:35:22,888 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 [2022-02-21 03:35:22,900 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-02-21 03:35:22,901 INFO L513 LassoAnalysis]: Proved termination. [2022-02-21 03:35:22,901 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncpy_~src~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc214#1.base)_1) = -1*ULTIMATE.start_cstrncpy_~src~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc214#1.base)_1 Supporting invariants [] [2022-02-21 03:35:22,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-02-21 03:35:22,976 INFO L297 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2022-02-21 03:35:22,983 INFO L390 LassoCheck]: Loop: "assume !!(cstrncpy_~n#1 > 0);cstrncpy_#t~post205#1 := cstrncpy_~n#1;cstrncpy_~n#1 := cstrncpy_#t~post205#1 - 1;havoc cstrncpy_#t~post205#1;cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_#t~post206#1.base, 1 + cstrncpy_#t~post206#1.offset;cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset := cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_#t~post207#1.base, 1 + cstrncpy_#t~post207#1.offset;call cstrncpy_#t~mem208#1 := read~int(cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, 1);call write~int(cstrncpy_#t~mem208#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, 1);" "assume !(49 == cstrncpy_#t~mem208#1);havoc cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset;havoc cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset;havoc cstrncpy_#t~mem208#1;" [2022-02-21 03:35:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:35:23,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:35:23,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:35:23,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 10 conjunts are in the unsatisfiable core [2022-02-21 03:35:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:35:23,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:35:23,060 INFO L290 TraceCheckUtils]: 0: Hoare triple {24#unseeded} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; {24#unseeded} is VALID [2022-02-21 03:35:23,061 INFO L290 TraceCheckUtils]: 1: Hoare triple {24#unseeded} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet211#1, main_#t~nondet212#1, main_#t~malloc213#1.base, main_#t~malloc213#1.offset, main_#t~malloc214#1.base, main_#t~malloc214#1.offset, main_#t~ret215#1.base, main_#t~ret215#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length~0#1 := main_#t~nondet211#1;havoc main_#t~nondet211#1;main_~n~0#1 := main_#t~nondet212#1;havoc main_#t~nondet212#1; {24#unseeded} is VALID [2022-02-21 03:35:23,061 INFO L290 TraceCheckUtils]: 2: Hoare triple {24#unseeded} assume !(main_~length~0#1 < 1); {24#unseeded} is VALID [2022-02-21 03:35:23,061 INFO L290 TraceCheckUtils]: 3: Hoare triple {24#unseeded} assume !(main_~n~0#1 < 1); {24#unseeded} is VALID [2022-02-21 03:35:23,062 INFO L290 TraceCheckUtils]: 4: Hoare triple {24#unseeded} call main_#t~malloc213#1.base, main_#t~malloc213#1.offset := #Ultimate.allocOnStack(main_~n~0#1);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc213#1.base, main_#t~malloc213#1.offset;call main_#t~malloc214#1.base, main_#t~malloc214#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc214#1.base, main_#t~malloc214#1.offset;call write~int(49, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrncpy } true;cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset, cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset, cstrncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstrncpy_#res#1.base, cstrncpy_#res#1.offset;havoc cstrncpy_#t~post205#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, cstrncpy_#t~mem208#1, cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset, cstrncpy_#t~post209#1, cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset, cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset, cstrncpy_~n#1, cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset, cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset, cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset, cstrncpy_~n2~0#1;cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset := cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset;cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset := cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset;cstrncpy_~n#1 := cstrncpy_#in~n#1;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset;havoc cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;havoc cstrncpy_~n2~0#1; {103#(and (= |ULTIMATE.start_main_#t~malloc214#1.base| |ULTIMATE.start_cstrncpy_~src~0#1.base|) unseeded)} is VALID [2022-02-21 03:35:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:35:23,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 11 conjunts are in the unsatisfiable core [2022-02-21 03:35:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:35:23,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:35:23,145 INFO L290 TraceCheckUtils]: 0: Hoare triple {104#(and (= |ULTIMATE.start_main_#t~malloc214#1.base| |ULTIMATE.start_cstrncpy_~src~0#1.base|) (>= oldRank0 (+ (* (- 1) |ULTIMATE.start_cstrncpy_~src~0#1.offset|) (select |#length| |ULTIMATE.start_main_#t~malloc214#1.base|))))} assume !!(cstrncpy_~n#1 > 0);cstrncpy_#t~post205#1 := cstrncpy_~n#1;cstrncpy_~n#1 := cstrncpy_#t~post205#1 - 1;havoc cstrncpy_#t~post205#1;cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_#t~post206#1.base, 1 + cstrncpy_#t~post206#1.offset;cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset := cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_#t~post207#1.base, 1 + cstrncpy_#t~post207#1.offset;call cstrncpy_#t~mem208#1 := read~int(cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, 1);call write~int(cstrncpy_#t~mem208#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, 1); {124#(and (= |ULTIMATE.start_main_#t~malloc214#1.base| |ULTIMATE.start_cstrncpy_~src~0#1.base|) (<= (+ (select |#length| |ULTIMATE.start_main_#t~malloc214#1.base|) 1) (+ |ULTIMATE.start_cstrncpy_~src~0#1.offset| oldRank0)) (<= 1 oldRank0))} is VALID [2022-02-21 03:35:23,146 INFO L290 TraceCheckUtils]: 1: Hoare triple {124#(and (= |ULTIMATE.start_main_#t~malloc214#1.base| |ULTIMATE.start_cstrncpy_~src~0#1.base|) (<= (+ (select |#length| |ULTIMATE.start_main_#t~malloc214#1.base|) 1) (+ |ULTIMATE.start_cstrncpy_~src~0#1.offset| oldRank0)) (<= 1 oldRank0))} assume !(49 == cstrncpy_#t~mem208#1);havoc cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset;havoc cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset;havoc cstrncpy_#t~mem208#1; {106#(and (= |ULTIMATE.start_main_#t~malloc214#1.base| |ULTIMATE.start_cstrncpy_~src~0#1.base|) (or unseeded (and (>= oldRank0 0) (> oldRank0 (+ (* (- 1) |ULTIMATE.start_cstrncpy_~src~0#1.offset|) (select |#length| |ULTIMATE.start_main_#t~malloc214#1.base|))))))} is VALID [2022-02-21 03:35:23,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:35:23,162 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2022-02-21 03:35:23,170 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:35:23,171 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 5 letters. Loop has 2 letters. [2022-02-21 03:35:23,173 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,175 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-02-21 03:35:23,176 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2022-02-21 03:35:23,229 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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 27 states and 37 transitions. Complement of second has 6 states. [2022-02-21 03:35:23,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-02-21 03:35:23,230 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:35:23,230 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:35:23,231 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-02-21 03:35:23,231 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:35:23,231 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:35:23,232 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2022-02-21 03:35:23,233 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2022-02-21 03:35:23,233 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:35:23,233 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:35:23,233 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 37 transitions. [2022-02-21 03:35:23,234 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:35:23,234 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:35:23,234 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:35:23,236 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:35:23,237 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-02-21 03:35:23,237 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 4 examples of accepted words. [2022-02-21 03:35:23,238 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2022-02-21 03:35:23,239 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2022-02-21 03:35:23,239 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 2 examples of accepted words. [2022-02-21 03:35:23,239 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 27 states and 37 transitions. cyclomatic complexity: 13 [2022-02-21 03:35:23,239 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 2 examples of accepted words. [2022-02-21 03:35:23,239 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 5 letters. Loop has 2 letters. [2022-02-21 03:35:23,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 5 letters. Loop has 2 letters. [2022-02-21 03:35:23,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 5 letters. Loop has 2 letters. [2022-02-21 03:35:23,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 1 letters. Loop has 1 letters. [2022-02-21 03:35:23,241 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,241 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 1 letters. Loop has 1 letters. [2022-02-21 03:35:23,241 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,241 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 1 letters. Loop has 1 letters. [2022-02-21 03:35:23,241 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,241 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 8 letters. Loop has 2 letters. [2022-02-21 03:35:23,241 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 8 letters. Loop has 2 letters. [2022-02-21 03:35:23,242 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 8 letters. Loop has 2 letters. [2022-02-21 03:35:23,242 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 27 letters. Loop has 27 letters. [2022-02-21 03:35:23,242 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 27 letters. Loop has 27 letters. [2022-02-21 03:35:23,243 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,243 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 27 letters. Loop has 27 letters. [2022-02-21 03:35:23,243 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,243 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 14 letters. Loop has 14 letters. [2022-02-21 03:35:23,243 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,243 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 14 letters. Loop has 14 letters. [2022-02-21 03:35:23,243 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 14 letters. Loop has 14 letters. [2022-02-21 03:35:23,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:35:23,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:35:23,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:35:23,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,245 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 7 letters. Loop has 2 letters. [2022-02-21 03:35:23,245 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,245 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 7 letters. Loop has 2 letters. [2022-02-21 03:35:23,245 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,245 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 7 letters. Loop has 2 letters. [2022-02-21 03:35:23,245 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,245 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 8 letters. Loop has 2 letters. [2022-02-21 03:35:23,246 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,246 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 8 letters. Loop has 2 letters. [2022-02-21 03:35:23,246 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,246 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 8 letters. Loop has 2 letters. [2022-02-21 03:35:23,246 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,246 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 5 letters. Loop has 2 letters. [2022-02-21 03:35:23,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 5 letters. Loop has 2 letters. [2022-02-21 03:35:23,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 5 letters. Loop has 2 letters. [2022-02-21 03:35:23,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 6 letters. Loop has 2 letters. [2022-02-21 03:35:23,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,248 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 6 letters. Loop has 2 letters. [2022-02-21 03:35:23,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,248 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 6 letters. Loop has 2 letters. [2022-02-21 03:35:23,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,248 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 2 letters. Loop has 1 letters. [2022-02-21 03:35:23,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,248 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 2 letters. Loop has 1 letters. [2022-02-21 03:35:23,249 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,249 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 2 letters. Loop has 1 letters. [2022-02-21 03:35:23,249 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,249 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 1 letters. Loop has 1 letters. [2022-02-21 03:35:23,249 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,249 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 1 letters. Loop has 1 letters. [2022-02-21 03:35:23,249 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,249 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 1 letters. Loop has 1 letters. [2022-02-21 03:35:23,249 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,250 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 9 letters. Loop has 2 letters. [2022-02-21 03:35:23,250 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,250 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 9 letters. Loop has 2 letters. [2022-02-21 03:35:23,250 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,250 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 9 letters. Loop has 2 letters. [2022-02-21 03:35:23,250 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,251 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 8 letters. Loop has 2 letters. [2022-02-21 03:35:23,251 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,251 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) Stem has 8 letters. Loop has 2 letters. [2022-02-21 03:35:23,251 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,251 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 37 transitions. cyclomatic complexity: 13 Stem has 8 letters. Loop has 2 letters. [2022-02-21 03:35:23,251 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,251 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:35:23,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2022-02-21 03:35:23,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2022-02-21 03:35:23,256 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 5 letters. Loop has 2 letters. [2022-02-21 03:35:23,256 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,256 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2022-02-21 03:35:23,256 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,256 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 5 letters. Loop has 4 letters. [2022-02-21 03:35:23,256 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:23,257 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 37 transitions. cyclomatic complexity: 13 [2022-02-21 03:35:23,258 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:35:23,261 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 11 states and 14 transitions. [2022-02-21 03:35:23,261 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2022-02-21 03:35:23,261 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-02-21 03:35:23,262 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 14 transitions. [2022-02-21 03:35:23,262 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 03:35:23,262 INFO L681 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2022-02-21 03:35:23,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 14 transitions. [2022-02-21 03:35:23,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2022-02-21 03:35:23,278 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:35:23,279 INFO L82 GeneralOperation]: Start isEquivalent. First operand 11 states and 14 transitions. Second operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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) [2022-02-21 03:35:23,279 INFO L74 IsIncluded]: Start isIncluded. First operand 11 states and 14 transitions. Second operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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) [2022-02-21 03:35:23,281 INFO L87 Difference]: Start difference. First operand 11 states and 14 transitions. Second operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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) [2022-02-21 03:35:23,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:35:23,283 INFO L93 Difference]: Finished difference Result 11 states and 14 transitions. [2022-02-21 03:35:23,283 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2022-02-21 03:35:23,284 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:35:23,284 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:35:23,284 INFO L74 IsIncluded]: Start isIncluded. First operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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 11 states and 14 transitions. [2022-02-21 03:35:23,284 INFO L87 Difference]: Start difference. First operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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 11 states and 14 transitions. [2022-02-21 03:35:23,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:35:23,285 INFO L93 Difference]: Finished difference Result 11 states and 14 transitions. [2022-02-21 03:35:23,285 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2022-02-21 03:35:23,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:35:23,285 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:35:23,285 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:35:23,285 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:35:23,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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) [2022-02-21 03:35:23,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2022-02-21 03:35:23,287 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-02-21 03:35:23,287 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-02-21 03:35:23,287 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2022-02-21 03:35:23,287 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2022-02-21 03:35:23,287 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:35:23,287 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:35:23,287 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:35:23,288 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-02-21 03:35:23,288 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2022-02-21 03:35:23,288 INFO L791 eck$LassoCheckResult]: Stem: 166#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 167#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet211#1, main_#t~nondet212#1, main_#t~malloc213#1.base, main_#t~malloc213#1.offset, main_#t~malloc214#1.base, main_#t~malloc214#1.offset, main_#t~ret215#1.base, main_#t~ret215#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length~0#1 := main_#t~nondet211#1;havoc main_#t~nondet211#1;main_~n~0#1 := main_#t~nondet212#1;havoc main_#t~nondet212#1; 171#L385 assume !(main_~length~0#1 < 1); 170#L385-2 assume !(main_~n~0#1 < 1); 168#L388-1 call main_#t~malloc213#1.base, main_#t~malloc213#1.offset := #Ultimate.allocOnStack(main_~n~0#1);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc213#1.base, main_#t~malloc213#1.offset;call main_#t~malloc214#1.base, main_#t~malloc214#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc214#1.base, main_#t~malloc214#1.offset;call write~int(49, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrncpy } true;cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset, cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset, cstrncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstrncpy_#res#1.base, cstrncpy_#res#1.offset;havoc cstrncpy_#t~post205#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, cstrncpy_#t~mem208#1, cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset, cstrncpy_#t~post209#1, cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset, cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset, cstrncpy_~n#1, cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset, cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset, cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset, cstrncpy_~n2~0#1;cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset := cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset;cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset := cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset;cstrncpy_~n#1 := cstrncpy_#in~n#1;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset;havoc cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;havoc cstrncpy_~n2~0#1; 169#L370-2 assume !!(cstrncpy_~n#1 > 0);cstrncpy_#t~post205#1 := cstrncpy_~n#1;cstrncpy_~n#1 := cstrncpy_#t~post205#1 - 1;havoc cstrncpy_#t~post205#1;cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_#t~post206#1.base, 1 + cstrncpy_#t~post206#1.offset;cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset := cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_#t~post207#1.base, 1 + cstrncpy_#t~post207#1.offset;call cstrncpy_#t~mem208#1 := read~int(cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, 1);call write~int(cstrncpy_#t~mem208#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, 1); 172#L372 assume 49 == cstrncpy_#t~mem208#1;havoc cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset;havoc cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset;havoc cstrncpy_#t~mem208#1;cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~n2~0#1 := cstrncpy_~n#1; 164#L375-3 [2022-02-21 03:35:23,288 INFO L793 eck$LassoCheckResult]: Loop: 164#L375-3 cstrncpy_#t~post209#1 := cstrncpy_~n2~0#1;cstrncpy_~n2~0#1 := cstrncpy_#t~post209#1 - 1; 165#L375-1 assume !!(0 != cstrncpy_#t~post209#1);havoc cstrncpy_#t~post209#1;cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset := cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset := cstrncpy_#t~post210#1.base, 1 + cstrncpy_#t~post210#1.offset;call write~int(49, cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset, 1);havoc cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset; 164#L375-3 [2022-02-21 03:35:23,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:35:23,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935753, now seen corresponding path program 1 times [2022-02-21 03:35:23,289 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:35:23,289 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535885021] [2022-02-21 03:35:23,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:35:23,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:35:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:23,365 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:35:23,383 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 [2022-02-21 03:35:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:23,396 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:35:23,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:35:23,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1990, now seen corresponding path program 1 times [2022-02-21 03:35:23,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:35:23,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921577683] [2022-02-21 03:35:23,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:35:23,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:35:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:23,401 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:35:23,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:23,405 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:35:23,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:35:23,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1298472078, now seen corresponding path program 1 times [2022-02-21 03:35:23,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:35:23,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901918638] [2022-02-21 03:35:23,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:35:23,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:35:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:23,425 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:35:23,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:35:23,442 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:35:24,139 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:35:24,139 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:35:24,140 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:35:24,140 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:35:24,140 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-02-21 03:35:24,140 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:24,140 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:35:24,140 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:35:24,140 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncpy_diffterm_alloca.i_Iteration2_Lasso [2022-02-21 03:35:24,140 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:35:24,140 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:35:24,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:24,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:35:25,273 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:35:25,273 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-02-21 03:35:25,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,276 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) [2022-02-21 03:35:25,277 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 [2022-02-21 03:35:25,278 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 [2022-02-21 03:35:25,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,284 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,299 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-02-21 03:35:25,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,301 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) [2022-02-21 03:35:25,301 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 [2022-02-21 03:35:25,302 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 [2022-02-21 03:35:25,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,309 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,324 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-02-21 03:35:25,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,326 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) [2022-02-21 03:35:25,326 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 [2022-02-21 03:35:25,328 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 [2022-02-21 03:35:25,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,350 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 [2022-02-21 03:35:25,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,351 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) [2022-02-21 03:35:25,352 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 [2022-02-21 03:35:25,353 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 [2022-02-21 03:35:25,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,394 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-02-21 03:35:25,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,396 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) [2022-02-21 03:35:25,396 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 [2022-02-21 03:35:25,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:35:25,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,422 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-02-21 03:35:25,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,423 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) [2022-02-21 03:35:25,424 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 [2022-02-21 03:35:25,425 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 [2022-02-21 03:35:25,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,431 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,451 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 [2022-02-21 03:35:25,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,453 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) [2022-02-21 03:35:25,453 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 [2022-02-21 03:35:25,456 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 [2022-02-21 03:35:25,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:35:25,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:35:25,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,486 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-02-21 03:35:25,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,487 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) [2022-02-21 03:35:25,488 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 [2022-02-21 03:35:25,490 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 [2022-02-21 03:35:25,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,511 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 [2022-02-21 03:35:25,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,512 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) [2022-02-21 03:35:25,513 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 [2022-02-21 03:35:25,514 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 [2022-02-21 03:35:25,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,537 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-02-21 03:35:25,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,539 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) [2022-02-21 03:35:25,541 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 [2022-02-21 03:35:25,541 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 [2022-02-21 03:35:25,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,577 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 [2022-02-21 03:35:25,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,579 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) [2022-02-21 03:35:25,579 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 [2022-02-21 03:35:25,581 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 [2022-02-21 03:35:25,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,602 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-02-21 03:35:25,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,604 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) [2022-02-21 03:35:25,604 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 [2022-02-21 03:35:25,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:35:25,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,627 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-02-21 03:35:25,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,629 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) [2022-02-21 03:35:25,629 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 [2022-02-21 03:35:25,630 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 [2022-02-21 03:35:25,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,653 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-02-21 03:35:25,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,655 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) [2022-02-21 03:35:25,655 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 [2022-02-21 03:35:25,657 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 [2022-02-21 03:35:25,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,664 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:35:25,664 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:35:25,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,702 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 [2022-02-21 03:35:25,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,704 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) [2022-02-21 03:35:25,704 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 [2022-02-21 03:35:25,706 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 [2022-02-21 03:35:25,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:35:25,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,712 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:35:25,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:35:25,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,727 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-02-21 03:35:25,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,729 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) [2022-02-21 03:35:25,729 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 [2022-02-21 03:35:25,731 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 [2022-02-21 03:35:25,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,738 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:35:25,738 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:35:25,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-02-21 03:35:25,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,776 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) [2022-02-21 03:35:25,780 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 [2022-02-21 03:35:25,785 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 [2022-02-21 03:35:25,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:35:25,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,792 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:35:25,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-02-21 03:35:25,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:35:25,828 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-02-21 03:35:25,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:25,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:25,829 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) [2022-02-21 03:35:25,830 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 [2022-02-21 03:35:25,831 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 [2022-02-21 03:35:25,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:35:25,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:35:25,837 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:35:25,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:35:25,858 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-02-21 03:35:25,859 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-02-21 03:35:25,905 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-02-21 03:35:26,032 INFO L443 ModelExtractionUtils]: Simplification made 38 calls to the SMT solver. [2022-02-21 03:35:26,032 INFO L444 ModelExtractionUtils]: 54 out of 91 variables were initially zero. Simplification set additionally 34 variables to zero. [2022-02-21 03:35:26,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:35:26,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:35:26,033 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) [2022-02-21 03:35:26,034 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 [2022-02-21 03:35:26,036 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-02-21 03:35:26,042 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2022-02-21 03:35:26,043 INFO L513 LassoAnalysis]: Proved termination. [2022-02-21 03:35:26,043 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncpy_~us~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc213#1.base)_2) = -1*ULTIMATE.start_cstrncpy_~us~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc213#1.base)_2 Supporting invariants [] [2022-02-21 03:35:26,061 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 [2022-02-21 03:35:26,121 INFO L297 tatePredicateManager]: 13 out of 15 supporting invariants were superfluous and have been removed [2022-02-21 03:35:26,128 INFO L390 LassoCheck]: Loop: "cstrncpy_#t~post209#1 := cstrncpy_~n2~0#1;cstrncpy_~n2~0#1 := cstrncpy_#t~post209#1 - 1;" "assume !!(0 != cstrncpy_#t~post209#1);havoc cstrncpy_#t~post209#1;cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset := cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset := cstrncpy_#t~post210#1.base, 1 + cstrncpy_#t~post210#1.offset;call write~int(49, cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset, 1);havoc cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset;" [2022-02-21 03:35:26,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:35:26,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:35:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:35:26,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 16 conjunts are in the unsatisfiable core [2022-02-21 03:35:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:35:26,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:35:26,221 INFO L290 TraceCheckUtils]: 0: Hoare triple {205#unseeded} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; {205#unseeded} is VALID [2022-02-21 03:35:26,221 INFO L290 TraceCheckUtils]: 1: Hoare triple {205#unseeded} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet211#1, main_#t~nondet212#1, main_#t~malloc213#1.base, main_#t~malloc213#1.offset, main_#t~malloc214#1.base, main_#t~malloc214#1.offset, main_#t~ret215#1.base, main_#t~ret215#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length~0#1 := main_#t~nondet211#1;havoc main_#t~nondet211#1;main_~n~0#1 := main_#t~nondet212#1;havoc main_#t~nondet212#1; {205#unseeded} is VALID [2022-02-21 03:35:26,221 INFO L290 TraceCheckUtils]: 2: Hoare triple {205#unseeded} assume !(main_~length~0#1 < 1); {205#unseeded} is VALID [2022-02-21 03:35:26,223 INFO L290 TraceCheckUtils]: 3: Hoare triple {205#unseeded} assume !(main_~n~0#1 < 1); {205#unseeded} is VALID [2022-02-21 03:35:26,224 INFO L290 TraceCheckUtils]: 4: Hoare triple {205#unseeded} call main_#t~malloc213#1.base, main_#t~malloc213#1.offset := #Ultimate.allocOnStack(main_~n~0#1);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc213#1.base, main_#t~malloc213#1.offset;call main_#t~malloc214#1.base, main_#t~malloc214#1.offset := #Ultimate.allocOnStack(main_~length~0#1);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc214#1.base, main_#t~malloc214#1.offset;call write~int(49, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrncpy } true;cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset, cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset, cstrncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstrncpy_#res#1.base, cstrncpy_#res#1.offset;havoc cstrncpy_#t~post205#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, cstrncpy_#t~mem208#1, cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset, cstrncpy_#t~post209#1, cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset, cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset, cstrncpy_~n#1, cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset, cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset, cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset, cstrncpy_~n2~0#1;cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset := cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset;cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset := cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset;cstrncpy_~n#1 := cstrncpy_#in~n#1;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset;havoc cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;havoc cstrncpy_~n2~0#1; {316#(and (= |ULTIMATE.start_cstrncpy_~s1#1.base| |ULTIMATE.start_cstrncpy_~dst~0#1.base|) unseeded (= |ULTIMATE.start_main_#t~malloc213#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|))} is VALID [2022-02-21 03:35:26,225 INFO L290 TraceCheckUtils]: 5: Hoare triple {316#(and (= |ULTIMATE.start_cstrncpy_~s1#1.base| |ULTIMATE.start_cstrncpy_~dst~0#1.base|) unseeded (= |ULTIMATE.start_main_#t~malloc213#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|))} assume !!(cstrncpy_~n#1 > 0);cstrncpy_#t~post205#1 := cstrncpy_~n#1;cstrncpy_~n#1 := cstrncpy_#t~post205#1 - 1;havoc cstrncpy_#t~post205#1;cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_#t~post206#1.base, 1 + cstrncpy_#t~post206#1.offset;cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset := cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_#t~post207#1.base, 1 + cstrncpy_#t~post207#1.offset;call cstrncpy_#t~mem208#1 := read~int(cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset, 1);call write~int(cstrncpy_#t~mem208#1, cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset, 1); {316#(and (= |ULTIMATE.start_cstrncpy_~s1#1.base| |ULTIMATE.start_cstrncpy_~dst~0#1.base|) unseeded (= |ULTIMATE.start_main_#t~malloc213#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|))} is VALID [2022-02-21 03:35:26,225 INFO L290 TraceCheckUtils]: 6: Hoare triple {316#(and (= |ULTIMATE.start_cstrncpy_~s1#1.base| |ULTIMATE.start_cstrncpy_~dst~0#1.base|) unseeded (= |ULTIMATE.start_main_#t~malloc213#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|))} assume 49 == cstrncpy_#t~mem208#1;havoc cstrncpy_#t~post206#1.base, cstrncpy_#t~post206#1.offset;havoc cstrncpy_#t~post207#1.base, cstrncpy_#t~post207#1.offset;havoc cstrncpy_#t~mem208#1;cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~n2~0#1 := cstrncpy_~n#1; {295#(and (= |ULTIMATE.start_cstrncpy_~us~0#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|) unseeded (= |ULTIMATE.start_main_#t~malloc213#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|))} is VALID [2022-02-21 03:35:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:35:26,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 10 conjunts are in the unsatisfiable core [2022-02-21 03:35:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:35:26,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:35:26,261 INFO L290 TraceCheckUtils]: 0: Hoare triple {296#(and (= |ULTIMATE.start_cstrncpy_~us~0#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|) (>= oldRank0 (+ (select |#length| |ULTIMATE.start_main_#t~malloc213#1.base|) (* (- 1) |ULTIMATE.start_cstrncpy_~us~0#1.offset|))) (= |ULTIMATE.start_main_#t~malloc213#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|))} cstrncpy_#t~post209#1 := cstrncpy_~n2~0#1;cstrncpy_~n2~0#1 := cstrncpy_#t~post209#1 - 1; {296#(and (= |ULTIMATE.start_cstrncpy_~us~0#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|) (>= oldRank0 (+ (select |#length| |ULTIMATE.start_main_#t~malloc213#1.base|) (* (- 1) |ULTIMATE.start_cstrncpy_~us~0#1.offset|))) (= |ULTIMATE.start_main_#t~malloc213#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|))} is VALID [2022-02-21 03:35:26,263 INFO L290 TraceCheckUtils]: 1: Hoare triple {296#(and (= |ULTIMATE.start_cstrncpy_~us~0#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|) (>= oldRank0 (+ (select |#length| |ULTIMATE.start_main_#t~malloc213#1.base|) (* (- 1) |ULTIMATE.start_cstrncpy_~us~0#1.offset|))) (= |ULTIMATE.start_main_#t~malloc213#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|))} assume !!(0 != cstrncpy_#t~post209#1);havoc cstrncpy_#t~post209#1;cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset := cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset := cstrncpy_#t~post210#1.base, 1 + cstrncpy_#t~post210#1.offset;call write~int(49, cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset, 1);havoc cstrncpy_#t~post210#1.base, cstrncpy_#t~post210#1.offset; {298#(and (= |ULTIMATE.start_cstrncpy_~us~0#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|) (or unseeded (and (>= oldRank0 0) (> oldRank0 (+ (select |#length| |ULTIMATE.start_main_#t~malloc213#1.base|) (* (- 1) |ULTIMATE.start_cstrncpy_~us~0#1.offset|))))) (= |ULTIMATE.start_main_#t~malloc213#1.base| |ULTIMATE.start_cstrncpy_~s1#1.base|))} is VALID [2022-02-21 03:35:26,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:35:26,265 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:35:26,274 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 9 edges. 9 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:35:26,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 7 letters. Loop has 2 letters. [2022-02-21 03:35:26,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,275 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2022-02-21 03:35:26,275 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:35:26,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-02-21 03:35:26,332 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 16 transitions. Complement of second has 5 states. [2022-02-21 03:35:26,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-02-21 03:35:26,332 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:35:26,332 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. cyclomatic complexity: 5 [2022-02-21 03:35:26,332 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:35:26,332 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:35:26,332 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:35:26,333 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:35:26,333 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:35:26,333 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:35:26,333 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 16 transitions. [2022-02-21 03:35:26,333 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-02-21 03:35:26,333 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-02-21 03:35:26,333 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 10 states and 13 transitions. cyclomatic complexity: 5 [2022-02-21 03:35:26,334 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 2 examples of accepted words. [2022-02-21 03:35:26,334 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:35:26,334 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:35:26,334 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 1 examples of accepted words. [2022-02-21 03:35:26,334 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 12 states and 16 transitions. cyclomatic complexity: 6 [2022-02-21 03:35:26,334 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 16 transitions. cyclomatic complexity: 6 [2022-02-21 03:35:26,334 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-02-21 03:35:26,334 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 0 examples of accepted words. [2022-02-21 03:35:26,334 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 13 transitions. cyclomatic complexity: 5 Stem has 7 letters. Loop has 2 letters. [2022-02-21 03:35:26,334 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,334 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 7 letters. Loop has 2 letters. [2022-02-21 03:35:26,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 16 transitions. cyclomatic complexity: 6 Stem has 7 letters. Loop has 2 letters. [2022-02-21 03:35:26,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 13 transitions. cyclomatic complexity: 5 Stem has 2 letters. Loop has 2 letters. [2022-02-21 03:35:26,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 2 letters. Loop has 2 letters. [2022-02-21 03:35:26,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 16 transitions. cyclomatic complexity: 6 Stem has 2 letters. Loop has 2 letters. [2022-02-21 03:35:26,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 13 transitions. cyclomatic complexity: 5 Stem has 12 letters. Loop has 12 letters. [2022-02-21 03:35:26,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 12 letters. Loop has 12 letters. [2022-02-21 03:35:26,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 16 transitions. cyclomatic complexity: 6 Stem has 12 letters. Loop has 12 letters. [2022-02-21 03:35:26,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 13 transitions. cyclomatic complexity: 5 Stem has 10 letters. Loop has 10 letters. [2022-02-21 03:35:26,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 10 letters. Loop has 10 letters. [2022-02-21 03:35:26,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 16 transitions. cyclomatic complexity: 6 Stem has 10 letters. Loop has 10 letters. [2022-02-21 03:35:26,336 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,336 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 13 transitions. cyclomatic complexity: 5 Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:35:26,336 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,336 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:35:26,336 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,336 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 16 transitions. cyclomatic complexity: 6 Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:35:26,336 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,336 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 13 transitions. cyclomatic complexity: 5 Stem has 7 letters. Loop has 2 letters. [2022-02-21 03:35:26,336 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,336 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 7 letters. Loop has 2 letters. [2022-02-21 03:35:26,336 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,336 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 16 transitions. cyclomatic complexity: 6 Stem has 7 letters. Loop has 2 letters. [2022-02-21 03:35:26,336 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,336 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 13 transitions. cyclomatic complexity: 5 Stem has 8 letters. Loop has 2 letters. [2022-02-21 03:35:26,336 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,336 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 8 letters. Loop has 2 letters. [2022-02-21 03:35:26,336 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,337 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 16 transitions. cyclomatic complexity: 6 Stem has 8 letters. Loop has 2 letters. [2022-02-21 03:35:26,337 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,337 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 13 transitions. cyclomatic complexity: 5 Stem has 2 letters. Loop has 2 letters. [2022-02-21 03:35:26,337 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,337 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 2 letters. Loop has 2 letters. [2022-02-21 03:35:26,337 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,337 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 16 transitions. cyclomatic complexity: 6 Stem has 2 letters. Loop has 2 letters. [2022-02-21 03:35:26,337 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,337 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:35:26,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:35:26,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2022-02-21 03:35:26,338 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2022-02-21 03:35:26,338 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,339 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2022-02-21 03:35:26,339 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,339 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:35:26,339 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:35:26,339 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 16 transitions. cyclomatic complexity: 6 [2022-02-21 03:35:26,339 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-02-21 03:35:26,340 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2022-02-21 03:35:26,340 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-02-21 03:35:26,340 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-02-21 03:35:26,340 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-02-21 03:35:26,340 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 03:35:26,340 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-21 03:35:26,340 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-21 03:35:26,340 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-21 03:35:26,340 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2022-02-21 03:35:26,340 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-02-21 03:35:26,340 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-02-21 03:35:26,341 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-02-21 03:35:26,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.02 03:35:26 BoogieIcfgContainer [2022-02-21 03:35:26,345 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-02-21 03:35:26,347 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-21 03:35:26,347 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-21 03:35:26,347 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-21 03:35:26,347 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:35:19" (3/4) ... [2022-02-21 03:35:26,349 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-02-21 03:35:26,349 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-21 03:35:26,350 INFO L158 Benchmark]: Toolchain (without parser) took 7346.81ms. Allocated memory was 88.1MB in the beginning and 192.9MB in the end (delta: 104.9MB). Free memory was 52.6MB in the beginning and 156.6MB in the end (delta: -104.0MB). Peak memory consumption was 1.8MB. Max. memory is 16.1GB. [2022-02-21 03:35:26,350 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 88.1MB. Free memory was 58.2MB in the beginning and 58.2MB in the end (delta: 23.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:35:26,350 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.69ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 52.4MB in the beginning and 86.2MB in the end (delta: -33.8MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-02-21 03:35:26,350 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.86ms. Allocated memory is still 119.5MB. Free memory was 86.2MB in the beginning and 84.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-21 03:35:26,351 INFO L158 Benchmark]: Boogie Preprocessor took 30.06ms. Allocated memory is still 119.5MB. Free memory was 84.2MB in the beginning and 82.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:35:26,351 INFO L158 Benchmark]: RCFGBuilder took 284.09ms. Allocated memory is still 119.5MB. Free memory was 82.7MB in the beginning and 69.9MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-02-21 03:35:26,351 INFO L158 Benchmark]: BuchiAutomizer took 6638.61ms. Allocated memory was 119.5MB in the beginning and 192.9MB in the end (delta: 73.4MB). Free memory was 69.5MB in the beginning and 156.6MB in the end (delta: -87.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:35:26,351 INFO L158 Benchmark]: Witness Printer took 2.30ms. Allocated memory is still 192.9MB. Free memory is still 156.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:35:26,352 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 88.1MB. Free memory was 58.2MB in the beginning and 58.2MB in the end (delta: 23.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.69ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 52.4MB in the beginning and 86.2MB in the end (delta: -33.8MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.86ms. Allocated memory is still 119.5MB. Free memory was 86.2MB in the beginning and 84.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.06ms. Allocated memory is still 119.5MB. Free memory was 84.2MB in the beginning and 82.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 284.09ms. Allocated memory is still 119.5MB. Free memory was 82.7MB in the beginning and 69.9MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 6638.61ms. Allocated memory was 119.5MB in the beginning and 192.9MB in the end (delta: 73.4MB). Free memory was 69.5MB in the beginning and 156.6MB in the end (delta: -87.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.30ms. Allocated memory is still 192.9MB. Free memory is still 156.6MB. 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 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * src + unknown-#length-unknown[__builtin_alloca(length * sizeof(char))] and consists of 4 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca(n * sizeof(char))] + -1 * us and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.6s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 6.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 10 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 34 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 22 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital224 mio100 ax100 hnf100 lsp97 ukn88 mio100 lsp39 div100 bol100 ite100 ukn100 eq200 hnf88 smp100 dnf115 smp100 tf100 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 214ms VariablesStem: 17 VariablesLoop: 10 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-02-21 03:35:26,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE