./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/strdup.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-dietlibc/strdup.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eb36eb172eada83da57fd9fdc6a0c3dfe0bc61fe ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 18:31:53,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 18:31:53,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 18:31:53,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 18:31:53,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 18:31:53,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 18:31:53,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 18:31:53,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 18:31:53,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 18:31:53,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 18:31:53,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 18:31:53,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 18:31:53,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 18:31:53,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 18:31:53,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 18:31:53,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 18:31:53,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 18:31:53,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 18:31:53,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 18:31:53,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 18:31:53,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 18:31:53,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 18:31:53,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 18:31:53,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 18:31:53,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 18:31:53,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 18:31:53,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 18:31:53,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 18:31:53,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 18:31:53,676 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 18:31:53,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 18:31:53,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 18:31:53,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 18:31:53,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 18:31:53,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 18:31:53,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 18:31:53,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 18:31:53,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 18:31:53,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 18:31:53,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 18:31:53,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 18:31:53,686 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-07-06 18:31:53,724 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 18:31:53,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 18:31:53,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 18:31:53,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 18:31:53,725 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 18:31:53,725 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-07-06 18:31:53,725 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-07-06 18:31:53,725 INFO L138 SettingsManager]: * Use old map elimination=false [2021-07-06 18:31:53,725 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-07-06 18:31:53,725 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-07-06 18:31:53,725 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-07-06 18:31:53,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 18:31:53,726 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 18:31:53,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 18:31:53,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 18:31:53,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-07-06 18:31:53,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-07-06 18:31:53,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-07-06 18:31:53,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-06 18:31:53,726 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-07-06 18:31:53,726 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 18:31:53,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-07-06 18:31:53,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 18:31:53,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 18:31:53,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 18:31:53,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 18:31:53,727 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 18:31:53,727 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-07-06 18:31:53,727 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb36eb172eada83da57fd9fdc6a0c3dfe0bc61fe [2021-07-06 18:31:53,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 18:31:53,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 18:31:53,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 18:31:53,957 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 18:31:53,958 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 18:31:53,958 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/strdup.i [2021-07-06 18:31:54,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/767ef57a9/e897b4d7c7ac46788eb75757269b81e1/FLAG7c33e426a [2021-07-06 18:31:54,393 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 18:31:54,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/strdup.i [2021-07-06 18:31:54,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/767ef57a9/e897b4d7c7ac46788eb75757269b81e1/FLAG7c33e426a [2021-07-06 18:31:54,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/767ef57a9/e897b4d7c7ac46788eb75757269b81e1 [2021-07-06 18:31:54,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 18:31:54,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-06 18:31:54,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 18:31:54,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 18:31:54,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 18:31:54,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 06:31:54" (1/1) ... [2021-07-06 18:31:54,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e668885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:54, skipping insertion in model container [2021-07-06 18:31:54,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 06:31:54" (1/1) ... [2021-07-06 18:31:54,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 18:31:54,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 18:31:54,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 18:31:54,981 INFO L203 MainTranslator]: Completed pre-run [2021-07-06 18:31:55,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 18:31:55,050 INFO L208 MainTranslator]: Completed translation [2021-07-06 18:31:55,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:55 WrapperNode [2021-07-06 18:31:55,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 18:31:55,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-06 18:31:55,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-06 18:31:55,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-06 18:31:55,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:55" (1/1) ... [2021-07-06 18:31:55,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:55" (1/1) ... [2021-07-06 18:31:55,105 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-06 18:31:55,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-06 18:31:55,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-06 18:31:55,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-06 18:31:55,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:55" (1/1) ... [2021-07-06 18:31:55,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:55" (1/1) ... [2021-07-06 18:31:55,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:55" (1/1) ... [2021-07-06 18:31:55,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:55" (1/1) ... [2021-07-06 18:31:55,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:55" (1/1) ... [2021-07-06 18:31:55,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:55" (1/1) ... [2021-07-06 18:31:55,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:55" (1/1) ... [2021-07-06 18:31:55,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-06 18:31:55,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-06 18:31:55,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-06 18:31:55,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-06 18:31:55,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:55" (1/1) ... [2021-07-06 18:31:55,151 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:55,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:55,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:55,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-07-06 18:31:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-06 18:31:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-06 18:31:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-07-06 18:31:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-06 18:31:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-06 18:31:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-06 18:31:55,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-06 18:31:55,483 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-06 18:31:55,484 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-07-06 18:31:55,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 06:31:55 BoogieIcfgContainer [2021-07-06 18:31:55,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-06 18:31:55,488 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-07-06 18:31:55,488 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-07-06 18:31:55,491 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-07-06 18:31:55,491 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 18:31:55,491 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.07 06:31:54" (1/3) ... [2021-07-06 18:31:55,492 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6501e5e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 06:31:55, skipping insertion in model container [2021-07-06 18:31:55,493 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 18:31:55,493 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 06:31:55" (2/3) ... [2021-07-06 18:31:55,493 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6501e5e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 06:31:55, skipping insertion in model container [2021-07-06 18:31:55,493 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 18:31:55,493 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 06:31:55" (3/3) ... [2021-07-06 18:31:55,495 INFO L389 chiAutomizerObserver]: Analyzing ICFG strdup.i [2021-07-06 18:31:55,544 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-07-06 18:31:55,544 INFO L360 BuchiCegarLoop]: Hoare is false [2021-07-06 18:31:55,544 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-07-06 18:31:55,544 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-06 18:31:55,544 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-06 18:31:55,544 INFO L364 BuchiCegarLoop]: Difference is false [2021-07-06 18:31:55,544 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-06 18:31:55,545 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-07-06 18:31:55,557 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 18:31:55,576 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-07-06 18:31:55,576 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 18:31:55,576 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 18:31:55,580 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-07-06 18:31:55,580 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-07-06 18:31:55,580 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-07-06 18:31:55,581 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 18:31:55,583 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-07-06 18:31:55,583 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 18:31:55,584 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 18:31:55,584 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-07-06 18:31:55,584 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-07-06 18:31:55,590 INFO L791 eck$LassoCheckResult]: Stem: 13#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 11#L-1true havoc main_#res;havoc main_#t~nondet12, main_#t~malloc13.base, main_#t~malloc13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet12;havoc main_#t~nondet12; 19#L528true assume !(main_~in_len~0 < 1);call main_#t~malloc13.base, main_#t~malloc13.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc13.base, main_#t~malloc13.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);strdup_#in~s.base, strdup_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc strdup_#res.base, strdup_#res.offset;havoc strdup_#t~ret9, strdup_#t~malloc10.base, strdup_#t~malloc10.offset, strdup_#t~ret11.base, strdup_#t~ret11.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0, strdup_~tmp~0.base, strdup_~tmp~0.offset;strdup_~s.base, strdup_~s.offset := strdup_#in~s.base, strdup_#in~s.offset;strlen_#in~s.base, strlen_#in~s.offset := strdup_~s.base, strdup_~s.offset;havoc strlen_#res;havoc strlen_#t~pre7, strlen_#t~pre6.base, strlen_#t~pre6.offset, strlen_#t~mem8, strlen_~s.base, strlen_~s.offset, strlen_~i~0;strlen_~s.base, strlen_~s.offset := strlen_#in~s.base, strlen_#in~s.offset;havoc strlen_~i~0; 3#L516true assume !(strlen_~s.base == 0 && strlen_~s.offset == 0);strlen_~i~0 := 0; 7#L517-4true [2021-07-06 18:31:55,590 INFO L793 eck$LassoCheckResult]: Loop: 7#L517-4true call strlen_#t~mem8 := read~int(strlen_~s.base, strlen_~s.offset, 1); 4#L517-1true assume !!(0 != strlen_#t~mem8);havoc strlen_#t~mem8;strlen_#t~pre7 := 1 + strlen_~i~0;strlen_~i~0 := 1 + strlen_~i~0;havoc strlen_#t~pre7; 5#L517-3true strlen_#t~pre6.base, strlen_#t~pre6.offset := strlen_~s.base, 1 + strlen_~s.offset;strlen_~s.base, strlen_~s.offset := strlen_~s.base, 1 + strlen_~s.offset;havoc strlen_#t~pre6.base, strlen_#t~pre6.offset; 7#L517-4true [2021-07-06 18:31:55,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:31:55,595 INFO L82 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2021-07-06 18:31:55,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 18:31:55,603 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939387695] [2021-07-06 18:31:55,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 18:31:55,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 18:31:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:55,687 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:55,708 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:55,724 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 18:31:55,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:31:55,733 INFO L82 PathProgramCache]: Analyzing trace with hash 45841, now seen corresponding path program 1 times [2021-07-06 18:31:55,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 18:31:55,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803474096] [2021-07-06 18:31:55,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 18:31:55,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 18:31:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:55,744 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:55,753 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:55,755 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 18:31:55,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:31:55,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1806906826, now seen corresponding path program 1 times [2021-07-06 18:31:55,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 18:31:55,756 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253629764] [2021-07-06 18:31:55,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 18:31:55,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 18:31:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:55,783 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:55,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:55,792 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:55,794 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 18:31:55,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:55,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-07-06 18:31:55,975 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 61 [2021-07-06 18:31:55,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:55,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-07-06 18:31:56,036 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 18:31:56,037 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 18:31:56,037 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 18:31:56,037 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 18:31:56,037 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-07-06 18:31:56,037 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,038 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 18:31:56,038 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 18:31:56,039 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration1_Lasso [2021-07-06 18:31:56,039 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 18:31:56,039 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 18:31:56,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:56,613 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 18:31:56,615 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-07-06 18:31:56,616 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:56,618 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:56,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:56,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:56,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:56,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:56,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:56,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:56,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:56,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:56,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-07-06 18:31:56,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:56,669 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:56,670 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:56,671 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:56,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-07-06 18:31:56,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:56,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:56,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:56,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:56,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:56,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:56,682 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:56,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:56,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:56,702 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-07-06 18:31:56,703 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:56,704 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:56,704 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-07-06 18:31:56,706 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 [2021-07-06 18:31:56,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:56,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:56,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:56,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:56,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:56,713 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:56,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:56,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:56,734 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-07-06 18:31:56,735 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:56,735 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:56,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-07-06 18:31:56,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:56,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:56,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:56,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:56,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:56,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:56,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:56,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:56,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:56,769 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:56,769 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:56,770 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:56,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-07-06 18:31:56,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:56,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:56,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:56,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:56,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:56,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:56,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:56,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:56,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:56,800 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:56,800 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:56,801 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:56,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-07-06 18:31:56,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:56,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:56,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:56,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:56,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:56,811 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 18:31:56,811 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 18:31:56,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:56,828 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:56,829 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:56,829 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:56,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-07-06 18:31:56,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:56,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:56,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:56,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:56,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:56,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:56,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:56,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:56,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:56,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:56,858 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:56,859 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:56,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-07-06 18:31:56,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:56,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:56,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:56,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:56,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:56,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:56,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:56,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:56,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:56,883 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-07-06 18:31:56,883 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:56,884 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:56,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-07-06 18:31:56,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:56,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:56,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:56,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:56,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:56,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:56,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:56,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:56,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:56,920 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-07-06 18:31:56,920 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:56,921 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:56,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-07-06 18:31:56,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:56,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:56,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:56,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:56,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:56,932 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 18:31:56,932 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 18:31:56,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:56,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:56,955 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:56,956 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:56,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-07-06 18:31:56,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:56,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:56,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:56,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:56,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:56,970 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 18:31:56,970 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 18:31:56,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:56,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:56,998 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:56,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:56,999 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:57,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-07-06 18:31:57,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:57,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:57,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,008 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:57,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:57,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:57,043 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:57,044 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,045 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:57,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-07-06 18:31:57,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:57,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:57,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:57,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:57,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:57,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:57,085 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,086 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:57,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-07-06 18:31:57,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:57,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:57,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:57,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:57,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:57,119 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:57,120 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,120 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:57,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-07-06 18:31:57,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:57,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:57,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:57,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:57,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:57,144 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:57,144 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,145 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:57,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-07-06 18:31:57,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:57,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:57,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:57,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:57,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:57,173 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-07-06 18:31:57,173 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,174 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:57,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-07-06 18:31:57,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:57,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:57,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:57,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:57,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:57,199 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 [2021-07-06 18:31:57,199 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,200 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:57,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-07-06 18:31:57,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:57,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:57,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:57,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:57,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:57,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:57,229 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,230 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 18:31:57,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-07-06 18:31:57,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:57,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:57,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:31:57,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:57,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:57,259 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:57,259 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,260 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) [2021-07-06 18:31:57,261 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 [2021-07-06 18:31:57,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:31:57,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,269 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-07-06 18:31:57,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,270 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-07-06 18:31:57,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:31:57,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:57,300 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 [2021-07-06 18:31:57,300 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,301 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) [2021-07-06 18:31:57,303 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 [2021-07-06 18:31:57,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:57,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,311 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 18:31:57,311 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 18:31:57,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:57,339 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-07-06 18:31:57,340 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,340 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) [2021-07-06 18:31:57,342 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 [2021-07-06 18:31:57,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:57,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,353 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 18:31:57,353 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 18:31:57,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:57,380 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-07-06 18:31:57,380 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,381 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) [2021-07-06 18:31:57,381 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 [2021-07-06 18:31:57,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:57,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 18:31:57,395 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 18:31:57,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:31:57,438 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:57,438 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,439 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) [2021-07-06 18:31:57,439 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 [2021-07-06 18:31:57,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:31:57,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:31:57,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:31:57,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:31:57,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:31:57,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 18:31:57,457 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 18:31:57,469 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-07-06 18:31:57,531 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2021-07-06 18:31:57,531 INFO L444 ModelExtractionUtils]: 7 out of 31 variables were initially zero. Simplification set additionally 19 variables to zero. [2021-07-06 18:31:57,532 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:57,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:31:57,560 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) [2021-07-06 18:31:57,590 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 [2021-07-06 18:31:57,591 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-07-06 18:31:57,598 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-07-06 18:31:57,598 INFO L513 LassoAnalysis]: Proved termination. [2021-07-06 18:31:57,598 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~in_len~0, ULTIMATE.start_strlen_~s.offset) = 1*ULTIMATE.start_main_~in_len~0 - 1*ULTIMATE.start_strlen_~s.offset Supporting invariants [1*ULTIMATE.start_main_~in_len~0 - 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13.base)_1 >= 0] [2021-07-06 18:31:57,614 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:57,623 INFO L297 tatePredicateManager]: 3 out of 5 supporting invariants were superfluous and have been removed [2021-07-06 18:31:57,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:31:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 18:31:57,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-06 18:31:57,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 18:31:57,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:31:57,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:31:57,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:31:57,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:31:57,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:31:57,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:31:57,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:31:57,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:31:57,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-06 18:31:57,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-06 18:31:57,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-07-06 18:31:57,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-06 18:31:57,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-06 18:31:57,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-07-06 18:31:57,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-06 18:31:57,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-06 18:31:57,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-07-06 18:31:57,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-07-06 18:31:57,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:31:57,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:31:57,702 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-06 18:31:57,705 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-06 18:31:57,706 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-06 18:31:57,706 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:10 [2021-07-06 18:31:57,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-06 18:31:57,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-07-06 18:31:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 18:31:57,722 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-06 18:31:57,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 18:31:57,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-06 18:31:57,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-06 18:31:57,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-06 18:31:57,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-06 18:31:57,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-06 18:31:57,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-06 18:31:57,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-06 18:31:57,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-06 18:31:57,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 18:31:57,749 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-07-06 18:31:57,749 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 18:31:57,794 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.411764705882353) internal successors, (24), 17 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 45 states and 57 transitions. Complement of second has 7 states. [2021-07-06 18:31:57,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-07-06 18:31:57,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 18:31:57,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 37 transitions. [2021-07-06 18:31:57,797 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 3 letters. [2021-07-06 18:31:57,798 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 18:31:57,798 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 7 letters. Loop has 3 letters. [2021-07-06 18:31:57,798 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 18:31:57,798 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 37 transitions. Stem has 4 letters. Loop has 6 letters. [2021-07-06 18:31:57,798 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 18:31:57,799 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 57 transitions. [2021-07-06 18:31:57,800 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-07-06 18:31:57,802 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 18 states and 21 transitions. [2021-07-06 18:31:57,803 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-07-06 18:31:57,803 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2021-07-06 18:31:57,803 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2021-07-06 18:31:57,803 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-07-06 18:31:57,803 INFO L681 BuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2021-07-06 18:31:57,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2021-07-06 18:31:57,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 14. [2021-07-06 18:31:57,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 18:31:57,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2021-07-06 18:31:57,818 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2021-07-06 18:31:57,818 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2021-07-06 18:31:57,818 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-07-06 18:31:57,818 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2021-07-06 18:31:57,818 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-07-06 18:31:57,818 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 18:31:57,818 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 18:31:57,819 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-07-06 18:31:57,819 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-07-06 18:31:57,819 INFO L791 eck$LassoCheckResult]: Stem: 148#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 141#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~malloc13.base, main_#t~malloc13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet12;havoc main_#t~nondet12; 142#L528 assume !(main_~in_len~0 < 1);call main_#t~malloc13.base, main_#t~malloc13.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc13.base, main_#t~malloc13.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);strdup_#in~s.base, strdup_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc strdup_#res.base, strdup_#res.offset;havoc strdup_#t~ret9, strdup_#t~malloc10.base, strdup_#t~malloc10.offset, strdup_#t~ret11.base, strdup_#t~ret11.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0, strdup_~tmp~0.base, strdup_~tmp~0.offset;strdup_~s.base, strdup_~s.offset := strdup_#in~s.base, strdup_#in~s.offset;strlen_#in~s.base, strlen_#in~s.offset := strdup_~s.base, strdup_~s.offset;havoc strlen_#res;havoc strlen_#t~pre7, strlen_#t~pre6.base, strlen_#t~pre6.offset, strlen_#t~mem8, strlen_~s.base, strlen_~s.offset, strlen_~i~0;strlen_~s.base, strlen_~s.offset := strlen_#in~s.base, strlen_#in~s.offset;havoc strlen_~i~0; 143#L516 assume strlen_~s.base == 0 && strlen_~s.offset == 0;strlen_#res := 0; 144#L518 strdup_#t~ret9 := strlen_#res;strdup_~l~0 := 1 + strdup_#t~ret9;havoc strdup_#t~ret9;call strdup_#t~malloc10.base, strdup_#t~malloc10.offset := #Ultimate.allocOnHeap(strdup_~l~0);strdup_~tmp~0.base, strdup_~tmp~0.offset := strdup_#t~malloc10.base, strdup_#t~malloc10.offset; 150#L523 assume !(strdup_~tmp~0.base == 0 && strdup_~tmp~0.offset == 0);memcpy_#in~dst.base, memcpy_#in~dst.offset, memcpy_#in~src.base, memcpy_#in~src.offset, memcpy_#in~n := strdup_~tmp~0.base, strdup_~tmp~0.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0;havoc memcpy_#res.base, memcpy_#res.offset;havoc memcpy_#t~post3.base, memcpy_#t~post3.offset, memcpy_#t~post4.base, memcpy_#t~post4.offset, memcpy_#t~mem5, memcpy_#t~post2, memcpy_~dst.base, memcpy_~dst.offset, memcpy_~src.base, memcpy_~src.offset, memcpy_~n, memcpy_~res~0.base, memcpy_~res~0.offset, memcpy_~c1~0.base, memcpy_~c1~0.offset, memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~dst.base, memcpy_~dst.offset := memcpy_#in~dst.base, memcpy_#in~dst.offset;memcpy_~src.base, memcpy_~src.offset := memcpy_#in~src.base, memcpy_#in~src.offset;memcpy_~n := memcpy_#in~n;memcpy_~res~0.base, memcpy_~res~0.offset := memcpy_~dst.base, memcpy_~dst.offset;havoc memcpy_~c1~0.base, memcpy_~c1~0.offset;havoc memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_~dst.base, memcpy_~dst.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_~src.base, memcpy_~src.offset; 147#L511-3 [2021-07-06 18:31:57,819 INFO L793 eck$LassoCheckResult]: Loop: 147#L511-3 memcpy_#t~post2 := memcpy_~n;memcpy_~n := memcpy_#t~post2 - 1; 146#L511-1 assume !!(0 != memcpy_#t~post2 % 4294967296);havoc memcpy_#t~post2;memcpy_#t~post3.base, memcpy_#t~post3.offset := memcpy_~c1~0.base, memcpy_~c1~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_#t~post3.base, 1 + memcpy_#t~post3.offset;memcpy_#t~post4.base, memcpy_#t~post4.offset := memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_#t~post4.base, 1 + memcpy_#t~post4.offset;call memcpy_#t~mem5 := read~int(memcpy_#t~post4.base, memcpy_#t~post4.offset, 1);call write~int(memcpy_#t~mem5, memcpy_#t~post3.base, memcpy_#t~post3.offset, 1);havoc memcpy_#t~post3.base, memcpy_#t~post3.offset;havoc memcpy_#t~mem5;havoc memcpy_#t~post4.base, memcpy_#t~post4.offset; 147#L511-3 [2021-07-06 18:31:57,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:31:57,820 INFO L82 PathProgramCache]: Analyzing trace with hash 889569803, now seen corresponding path program 1 times [2021-07-06 18:31:57,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 18:31:57,820 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99278326] [2021-07-06 18:31:57,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 18:31:57,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 18:31:57,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 18:31:57,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:31:57,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 18:31:57,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:31:57,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 18:31:57,857 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 18:31:57,857 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99278326] [2021-07-06 18:31:57,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99278326] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 18:31:57,858 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 18:31:57,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 18:31:57,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383706591] [2021-07-06 18:31:57,860 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 18:31:57,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:31:57,860 INFO L82 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 1 times [2021-07-06 18:31:57,860 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 18:31:57,860 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586003859] [2021-07-06 18:31:57,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 18:31:57,861 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 18:31:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:57,872 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:57,875 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:57,877 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 18:31:57,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:57,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-07-06 18:31:57,950 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 18:31:57,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-06 18:31:57,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-06 18:31:57,952 INFO L87 Difference]: Start difference. First operand 14 states and 17 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 18:31:57,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 18:31:57,958 INFO L93 Difference]: Finished difference Result 14 states and 16 transitions. [2021-07-06 18:31:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-06 18:31:57,959 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 16 transitions. [2021-07-06 18:31:57,960 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-07-06 18:31:57,960 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 14 states and 16 transitions. [2021-07-06 18:31:57,960 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-07-06 18:31:57,960 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-07-06 18:31:57,960 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2021-07-06 18:31:57,961 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-07-06 18:31:57,961 INFO L681 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-07-06 18:31:57,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2021-07-06 18:31:57,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-07-06 18:31:57,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 18:31:57,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2021-07-06 18:31:57,962 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-07-06 18:31:57,962 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2021-07-06 18:31:57,962 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-07-06 18:31:57,962 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2021-07-06 18:31:57,963 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-07-06 18:31:57,963 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 18:31:57,963 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 18:31:57,963 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 18:31:57,963 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-07-06 18:31:57,964 INFO L791 eck$LassoCheckResult]: Stem: 181#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 177#L-1 havoc main_#res;havoc main_#t~nondet12, main_#t~malloc13.base, main_#t~malloc13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet12;havoc main_#t~nondet12; 178#L528 assume !(main_~in_len~0 < 1);call main_#t~malloc13.base, main_#t~malloc13.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc13.base, main_#t~malloc13.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);strdup_#in~s.base, strdup_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc strdup_#res.base, strdup_#res.offset;havoc strdup_#t~ret9, strdup_#t~malloc10.base, strdup_#t~malloc10.offset, strdup_#t~ret11.base, strdup_#t~ret11.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0, strdup_~tmp~0.base, strdup_~tmp~0.offset;strdup_~s.base, strdup_~s.offset := strdup_#in~s.base, strdup_#in~s.offset;strlen_#in~s.base, strlen_#in~s.offset := strdup_~s.base, strdup_~s.offset;havoc strlen_#res;havoc strlen_#t~pre7, strlen_#t~pre6.base, strlen_#t~pre6.offset, strlen_#t~mem8, strlen_~s.base, strlen_~s.offset, strlen_~i~0;strlen_~s.base, strlen_~s.offset := strlen_#in~s.base, strlen_#in~s.offset;havoc strlen_~i~0; 171#L516 assume !(strlen_~s.base == 0 && strlen_~s.offset == 0);strlen_~i~0 := 0; 172#L517-4 call strlen_#t~mem8 := read~int(strlen_~s.base, strlen_~s.offset, 1); 173#L517-1 assume !(0 != strlen_#t~mem8);havoc strlen_#t~mem8; 174#L517-5 strlen_#res := strlen_~i~0; 183#L518 strdup_#t~ret9 := strlen_#res;strdup_~l~0 := 1 + strdup_#t~ret9;havoc strdup_#t~ret9;call strdup_#t~malloc10.base, strdup_#t~malloc10.offset := #Ultimate.allocOnHeap(strdup_~l~0);strdup_~tmp~0.base, strdup_~tmp~0.offset := strdup_#t~malloc10.base, strdup_#t~malloc10.offset; 184#L523 assume !(strdup_~tmp~0.base == 0 && strdup_~tmp~0.offset == 0);memcpy_#in~dst.base, memcpy_#in~dst.offset, memcpy_#in~src.base, memcpy_#in~src.offset, memcpy_#in~n := strdup_~tmp~0.base, strdup_~tmp~0.offset, strdup_~s.base, strdup_~s.offset, strdup_~l~0;havoc memcpy_#res.base, memcpy_#res.offset;havoc memcpy_#t~post3.base, memcpy_#t~post3.offset, memcpy_#t~post4.base, memcpy_#t~post4.offset, memcpy_#t~mem5, memcpy_#t~post2, memcpy_~dst.base, memcpy_~dst.offset, memcpy_~src.base, memcpy_~src.offset, memcpy_~n, memcpy_~res~0.base, memcpy_~res~0.offset, memcpy_~c1~0.base, memcpy_~c1~0.offset, memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~dst.base, memcpy_~dst.offset := memcpy_#in~dst.base, memcpy_#in~dst.offset;memcpy_~src.base, memcpy_~src.offset := memcpy_#in~src.base, memcpy_#in~src.offset;memcpy_~n := memcpy_#in~n;memcpy_~res~0.base, memcpy_~res~0.offset := memcpy_~dst.base, memcpy_~dst.offset;havoc memcpy_~c1~0.base, memcpy_~c1~0.offset;havoc memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_~dst.base, memcpy_~dst.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_~src.base, memcpy_~src.offset; 180#L511-3 [2021-07-06 18:31:57,964 INFO L793 eck$LassoCheckResult]: Loop: 180#L511-3 memcpy_#t~post2 := memcpy_~n;memcpy_~n := memcpy_#t~post2 - 1; 179#L511-1 assume !!(0 != memcpy_#t~post2 % 4294967296);havoc memcpy_#t~post2;memcpy_#t~post3.base, memcpy_#t~post3.offset := memcpy_~c1~0.base, memcpy_~c1~0.offset;memcpy_~c1~0.base, memcpy_~c1~0.offset := memcpy_#t~post3.base, 1 + memcpy_#t~post3.offset;memcpy_#t~post4.base, memcpy_#t~post4.offset := memcpy_~c2~0.base, memcpy_~c2~0.offset;memcpy_~c2~0.base, memcpy_~c2~0.offset := memcpy_#t~post4.base, 1 + memcpy_#t~post4.offset;call memcpy_#t~mem5 := read~int(memcpy_#t~post4.base, memcpy_#t~post4.offset, 1);call write~int(memcpy_#t~mem5, memcpy_#t~post3.base, memcpy_#t~post3.offset, 1);havoc memcpy_#t~post3.base, memcpy_#t~post3.offset;havoc memcpy_#t~mem5;havoc memcpy_#t~post4.base, memcpy_#t~post4.offset; 180#L511-3 [2021-07-06 18:31:57,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:31:57,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1270617397, now seen corresponding path program 1 times [2021-07-06 18:31:57,964 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 18:31:57,964 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019832339] [2021-07-06 18:31:57,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 18:31:57,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 18:31:57,971 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-07-06 18:31:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:57,974 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:57,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:57,981 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:57,984 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 18:31:57,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:31:57,984 INFO L82 PathProgramCache]: Analyzing trace with hash 2214, now seen corresponding path program 2 times [2021-07-06 18:31:57,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 18:31:57,985 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677992005] [2021-07-06 18:31:57,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 18:31:57,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 18:31:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:57,989 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:57,991 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:57,993 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 18:31:57,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:31:57,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1292607706, now seen corresponding path program 1 times [2021-07-06 18:31:57,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 18:31:57,993 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311864353] [2021-07-06 18:31:57,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 18:31:57,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 18:31:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:58,005 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:58,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 18:31:58,015 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 18:31:58,018 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 18:31:58,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:58,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-07-06 18:31:58,427 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 125 [2021-07-06 18:31:58,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:31:58,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 202 [2021-07-06 18:31:58,595 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-07-06 18:31:58,597 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 18:31:58,597 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 18:31:58,597 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 18:31:58,597 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 18:31:58,597 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-07-06 18:31:58,597 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:31:58,597 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 18:31:58,597 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 18:31:58,597 INFO L133 ssoRankerPreferences]: Filename of dumped script: strdup.i_Iteration3_Lasso [2021-07-06 18:31:58,597 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 18:31:58,597 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 18:31:58,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:58,984 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-06 18:31:59,103 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 69 [2021-07-06 18:31:59,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 18:31:59,321 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-06 18:31:59,430 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-07-06 18:31:59,725 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-06 18:32:00,109 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2021-07-06 18:32:00,172 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 18:32:00,172 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-07-06 18:32:00,172 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:32:00,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:32:00,177 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) [2021-07-06 18:32:00,177 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 [2021-07-06 18:32:00,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:32:00,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:32:00,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:32:00,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:32:00,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:32:00,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 18:32:00,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 18:32:00,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:32:00,211 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 [2021-07-06 18:32:00,211 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:32:00,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:32:00,212 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) [2021-07-06 18:32:00,213 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 [2021-07-06 18:32:00,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:32:00,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:32:00,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 18:32:00,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:32:00,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:32:00,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:32:00,220 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 18:32:00,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 18:32:00,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 18:32:00,239 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-07-06 18:32:00,239 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:32:00,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:32:00,240 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) [2021-07-06 18:32:00,241 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 [2021-07-06 18:32:00,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 18:32:00,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 18:32:00,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 18:32:00,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 18:32:00,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 18:32:00,268 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 18:32:00,269 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 18:32:00,300 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-07-06 18:32:00,383 INFO L443 ModelExtractionUtils]: Simplification made 24 calls to the SMT solver. [2021-07-06 18:32:00,383 INFO L444 ModelExtractionUtils]: 60 out of 82 variables were initially zero. Simplification set additionally 19 variables to zero. [2021-07-06 18:32:00,383 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 18:32:00,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 18:32:00,384 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) [2021-07-06 18:32:00,385 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 [2021-07-06 18:32:00,386 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-07-06 18:32:00,401 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-07-06 18:32:00,402 INFO L513 LassoAnalysis]: Proved termination. [2021-07-06 18:32:00,402 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strlen_~s.base)_2, ULTIMATE.start_memcpy_~c2~0.offset) = 1*v_rep(select #length ULTIMATE.start_strlen_~s.base)_2 - 1*ULTIMATE.start_memcpy_~c2~0.offset Supporting invariants [] [2021-07-06 18:32:00,418 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 [2021-07-06 18:32:00,459 INFO L297 tatePredicateManager]: 19 out of 20 supporting invariants were superfluous and have been removed [2021-07-06 18:32:00,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 18:32:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 18:32:00,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-06 18:32:00,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 18:32:00,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:32:00,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:32:00,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:32:00,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:32:00,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:32:00,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:32:00,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:32:00,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 18:32:00,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-07-06 18:32:00,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-06 18:32:00,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 18:32:00,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-06 18:32:00,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 18:32:00,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-06 18:32:00,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-06 18:32:00,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-06 18:32:00,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 18:32:00,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-06 18:32:00,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 18:32:00,542 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 [2021-07-06 18:32:00,542 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 18:32:00,562 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 4. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 19 transitions. Complement of second has 5 states. [2021-07-06 18:32:00,563 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 [2021-07-06 18:32:00,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 18:32:00,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2021-07-06 18:32:00,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 9 letters. Loop has 2 letters. [2021-07-06 18:32:00,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 18:32:00,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 11 letters. Loop has 2 letters. [2021-07-06 18:32:00,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 18:32:00,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 9 letters. Loop has 4 letters. [2021-07-06 18:32:00,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 18:32:00,564 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 19 transitions. [2021-07-06 18:32:00,565 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 18:32:00,565 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2021-07-06 18:32:00,565 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-07-06 18:32:00,565 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-07-06 18:32:00,565 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-07-06 18:32:00,565 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 18:32:00,565 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 18:32:00,565 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 18:32:00,566 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 18:32:00,566 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-07-06 18:32:00,566 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-07-06 18:32:00,566 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 18:32:00,566 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-07-06 18:32:00,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.07 06:32:00 BoogieIcfgContainer [2021-07-06 18:32:00,570 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-07-06 18:32:00,570 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-06 18:32:00,570 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-06 18:32:00,570 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-06 18:32:00,570 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 06:31:55" (3/4) ... [2021-07-06 18:32:00,572 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-07-06 18:32:00,572 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-06 18:32:00,573 INFO L168 Benchmark]: Toolchain (without parser) took 5809.71 ms. Allocated memory was 73.4 MB in the beginning and 159.4 MB in the end (delta: 86.0 MB). Free memory was 54.2 MB in the beginning and 99.5 MB in the end (delta: -45.3 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.1 GB. [2021-07-06 18:32:00,573 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 73.4 MB. Free memory was 53.6 MB in the beginning and 53.6 MB in the end (delta: 53.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 18:32:00,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.95 ms. Allocated memory is still 73.4 MB. Free memory was 54.1 MB in the beginning and 45.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-07-06 18:32:00,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.90 ms. Allocated memory is still 73.4 MB. Free memory was 45.1 MB in the beginning and 43.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 18:32:00,574 INFO L168 Benchmark]: Boogie Preprocessor took 26.88 ms. Allocated memory is still 73.4 MB. Free memory was 43.2 MB in the beginning and 41.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 18:32:00,574 INFO L168 Benchmark]: RCFGBuilder took 351.15 ms. Allocated memory is still 73.4 MB. Free memory was 41.6 MB in the beginning and 47.2 MB in the end (delta: -5.6 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2021-07-06 18:32:00,574 INFO L168 Benchmark]: BuchiAutomizer took 5081.97 ms. Allocated memory was 73.4 MB in the beginning and 159.4 MB in the end (delta: 86.0 MB). Free memory was 46.9 MB in the beginning and 99.5 MB in the end (delta: -52.7 MB). Peak memory consumption was 33.2 MB. Max. memory is 16.1 GB. [2021-07-06 18:32:00,574 INFO L168 Benchmark]: Witness Printer took 2.25 ms. Allocated memory is still 159.4 MB. Free memory is still 99.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 18:32:00,575 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 73.4 MB. Free memory was 53.6 MB in the beginning and 53.6 MB in the end (delta: 53.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 286.95 ms. Allocated memory is still 73.4 MB. Free memory was 54.1 MB in the beginning and 45.1 MB in the end (delta: 9.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 54.90 ms. Allocated memory is still 73.4 MB. Free memory was 45.1 MB in the beginning and 43.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.88 ms. Allocated memory is still 73.4 MB. Free memory was 43.2 MB in the beginning and 41.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 351.15 ms. Allocated memory is still 73.4 MB. Free memory was 41.6 MB in the beginning and 47.2 MB in the end (delta: -5.6 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5081.97 ms. Allocated memory was 73.4 MB in the beginning and 159.4 MB in the end (delta: 86.0 MB). Free memory was 46.9 MB in the beginning and 99.5 MB in the end (delta: -52.7 MB). Peak memory consumption was 33.2 MB. Max. memory is 16.1 GB. * Witness Printer took 2.25 ms. Allocated memory is still 159.4 MB. Free memory is still 99.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function in_len + -1 * s and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[s] + -1 * c2 and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 4.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 7.4ms AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 14 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 35 SDtfs, 47 SDslu, 17 SDs, 0 SdLazy, 22 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.3ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital201 mio100 ax100 hnf100 lsp92 ukn93 mio100 lsp50 div113 bol100 ite100 ukn100 eq193 hnf84 smp98 dnf100 smp100 tf100 neg99 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 13ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-07-06 18:32:00,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-07-06 18:32:00,809 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...