./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dbeb9f947cec8628096a17298becb379047c46a0d943e4ea9c16db72c8a208b4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 14:28:42,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 14:28:42,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 14:28:42,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 14:28:42,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 14:28:42,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 14:28:42,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 14:28:42,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 14:28:42,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 14:28:42,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 14:28:42,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 14:28:42,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 14:28:42,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 14:28:42,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 14:28:42,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 14:28:42,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 14:28:42,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 14:28:42,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 14:28:42,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 14:28:42,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 14:28:42,677 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 14:28:42,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 14:28:42,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 14:28:42,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 14:28:42,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 14:28:42,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 14:28:42,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 14:28:42,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 14:28:42,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 14:28:42,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 14:28:42,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 14:28:42,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 14:28:42,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 14:28:42,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 14:28:42,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 14:28:42,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 14:28:42,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 14:28:42,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 14:28:42,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 14:28:42,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 14:28:42,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 14:28:42,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 14:28:42,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-23 14:28:42,715 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 14:28:42,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 14:28:42,717 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 14:28:42,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 14:28:42,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 14:28:42,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 14:28:42,719 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 14:28:42,719 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-23 14:28:42,719 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-23 14:28:42,720 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-23 14:28:42,720 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-23 14:28:42,720 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-23 14:28:42,720 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-23 14:28:42,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 14:28:42,721 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 14:28:42,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 14:28:42,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 14:28:42,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-23 14:28:42,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-23 14:28:42,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-23 14:28:42,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 14:28:42,722 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-23 14:28:42,723 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 14:28:42,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-23 14:28:42,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 14:28:42,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 14:28:42,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 14:28:42,733 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 14:28:42,734 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-23 14:28:42,734 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbeb9f947cec8628096a17298becb379047c46a0d943e4ea9c16db72c8a208b4 [2022-07-23 14:28:42,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 14:28:42,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 14:28:42,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 14:28:42,936 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 14:28:42,936 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 14:28:42,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2022-07-23 14:28:42,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aee936be0/7a577858bef544969178519220457414/FLAG6677e667d [2022-07-23 14:28:43,385 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 14:28:43,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2022-07-23 14:28:43,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aee936be0/7a577858bef544969178519220457414/FLAG6677e667d [2022-07-23 14:28:43,405 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aee936be0/7a577858bef544969178519220457414 [2022-07-23 14:28:43,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 14:28:43,410 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 14:28:43,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 14:28:43,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 14:28:43,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 14:28:43,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:28:43" (1/1) ... [2022-07-23 14:28:43,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@98e270f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43, skipping insertion in model container [2022-07-23 14:28:43,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:28:43" (1/1) ... [2022-07-23 14:28:43,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 14:28:43,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 14:28:43,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 14:28:43,627 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 14:28:43,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 14:28:43,667 INFO L208 MainTranslator]: Completed translation [2022-07-23 14:28:43,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43 WrapperNode [2022-07-23 14:28:43,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 14:28:43,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 14:28:43,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 14:28:43,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 14:28:43,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43" (1/1) ... [2022-07-23 14:28:43,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43" (1/1) ... [2022-07-23 14:28:43,708 INFO L137 Inliner]: procedures = 111, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2022-07-23 14:28:43,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 14:28:43,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 14:28:43,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 14:28:43,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 14:28:43,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43" (1/1) ... [2022-07-23 14:28:43,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43" (1/1) ... [2022-07-23 14:28:43,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43" (1/1) ... [2022-07-23 14:28:43,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43" (1/1) ... [2022-07-23 14:28:43,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43" (1/1) ... [2022-07-23 14:28:43,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43" (1/1) ... [2022-07-23 14:28:43,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43" (1/1) ... [2022-07-23 14:28:43,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 14:28:43,752 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 14:28:43,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 14:28:43,752 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 14:28:43,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43" (1/1) ... [2022-07-23 14:28:43,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:43,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:43,799 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:43,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-23 14:28:43,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 14:28:43,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 14:28:43,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 14:28:43,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 14:28:43,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 14:28:43,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 14:28:43,890 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 14:28:43,891 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 14:28:44,035 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 14:28:44,039 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 14:28:44,040 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-23 14:28:44,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:28:44 BoogieIcfgContainer [2022-07-23 14:28:44,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 14:28:44,058 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-23 14:28:44,058 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-23 14:28:44,060 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-23 14:28:44,061 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 14:28:44,061 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.07 02:28:43" (1/3) ... [2022-07-23 14:28:44,062 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@134763d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 02:28:44, skipping insertion in model container [2022-07-23 14:28:44,062 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 14:28:44,062 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:28:43" (2/3) ... [2022-07-23 14:28:44,062 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@134763d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 02:28:44, skipping insertion in model container [2022-07-23 14:28:44,062 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 14:28:44,062 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:28:44" (3/3) ... [2022-07-23 14:28:44,063 INFO L354 chiAutomizerObserver]: Analyzing ICFG gcd1-alloca.i [2022-07-23 14:28:44,096 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-23 14:28:44,096 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-23 14:28:44,096 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-23 14:28:44,096 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-23 14:28:44,097 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-23 14:28:44,097 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-23 14:28:44,097 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-23 14:28:44,097 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-23 14:28:44,099 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:44,110 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-23 14:28:44,110 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:28:44,110 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:28:44,113 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-23 14:28:44,113 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-23 14:28:44,113 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-23 14:28:44,114 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:44,114 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-23 14:28:44,114 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:28:44,115 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:28:44,115 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-23 14:28:44,115 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-23 14:28:44,119 INFO L752 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 9#L553true assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 5#L553-2true call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 15#L554true assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 6#L555-2true [2022-07-23 14:28:44,119 INFO L754 eck$LassoCheckResult]: Loop: 6#L555-2true call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 10#L555true assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 13#L557-3true assume !true; 8#L557-4true call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 6#L555-2true [2022-07-23 14:28:44,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:44,123 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 1 times [2022-07-23 14:28:44,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:44,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180354105] [2022-07-23 14:28:44,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:44,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:44,269 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:44,308 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:44,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:44,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1513768, now seen corresponding path program 1 times [2022-07-23 14:28:44,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:44,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861848166] [2022-07-23 14:28:44,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:44,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:44,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:28:44,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 14:28:44,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861848166] [2022-07-23 14:28:44,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861848166] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 14:28:44,376 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 14:28:44,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-23 14:28:44,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931020029] [2022-07-23 14:28:44,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 14:28:44,379 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 14:28:44,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 14:28:44,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-23 14:28:44,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-23 14:28:44,412 INFO L87 Difference]: Start difference. First operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:44,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 14:28:44,419 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2022-07-23 14:28:44,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-23 14:28:44,422 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2022-07-23 14:28:44,424 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-23 14:28:44,426 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 10 states and 13 transitions. [2022-07-23 14:28:44,427 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-07-23 14:28:44,427 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-07-23 14:28:44,427 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2022-07-23 14:28:44,428 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 14:28:44,428 INFO L369 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-23 14:28:44,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2022-07-23 14:28:44,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2022-07-23 14:28:44,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:44,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2022-07-23 14:28:44,442 INFO L392 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-23 14:28:44,442 INFO L374 stractBuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-23 14:28:44,442 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-23 14:28:44,442 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2022-07-23 14:28:44,443 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-23 14:28:44,443 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:28:44,443 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:28:44,443 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-23 14:28:44,443 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-23 14:28:44,443 INFO L752 eck$LassoCheckResult]: Stem: 42#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 43#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 38#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 39#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 44#L554 assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 45#L555-2 [2022-07-23 14:28:44,444 INFO L754 eck$LassoCheckResult]: Loop: 45#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 40#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 41#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 46#L557-1 assume !(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1; 47#L557-4 call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 45#L555-2 [2022-07-23 14:28:44,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:44,444 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 2 times [2022-07-23 14:28:44,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:44,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372565859] [2022-07-23 14:28:44,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:44,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:44,464 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:44,484 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:44,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:44,485 INFO L85 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 1 times [2022-07-23 14:28:44,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:44,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142633605] [2022-07-23 14:28:44,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:44,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:44,500 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:44,512 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:44,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:44,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1985425099, now seen corresponding path program 1 times [2022-07-23 14:28:44,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:44,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778678108] [2022-07-23 14:28:44,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:44,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:44,557 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:44,590 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:45,186 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 14:28:45,187 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 14:28:45,187 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 14:28:45,187 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 14:28:45,187 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 14:28:45,187 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:45,188 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 14:28:45,188 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 14:28:45,188 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration2_Lasso [2022-07-23 14:28:45,188 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 14:28:45,188 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 14:28:45,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:45,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:46,024 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 14:28:46,027 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 14:28:46,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,030 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:46,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-07-23 14:28:46,042 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:46,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:46,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,072 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,074 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-07-23 14:28:46,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,086 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,086 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,124 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-23 14:28:46,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:46,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:46,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:46,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,150 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-23 14:28:46,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:46,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:46,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:46,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,176 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-23 14:28:46,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,192 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,192 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,226 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-23 14:28:46,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:46,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:46,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:46,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,254 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,255 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-07-23 14:28:46,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:46,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:46,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:46,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,279 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,280 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-07-23 14:28:46,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:46,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:46,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:46,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,306 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,312 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-07-23 14:28:46,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,322 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,322 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,362 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-23 14:28:46,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:46,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:46,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:46,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,390 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-23 14:28:46,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:46,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:46,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:46,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,422 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,423 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-23 14:28:46,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:46,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:46,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:46,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,456 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,457 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-23 14:28:46,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,467 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,495 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,496 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-07-23 14:28:46,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,510 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,510 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,531 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,533 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-07-23 14:28:46,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,544 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,544 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,587 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-23 14:28:46,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,597 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,597 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,642 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-23 14:28:46,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,660 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,660 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,687 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,688 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-23 14:28:46,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,697 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,697 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,730 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-07-23 14:28:46,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,731 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-23 14:28:46,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,741 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,742 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,768 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,769 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-23 14:28:46,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,784 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,784 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:46,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,817 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-07-23 14:28:46,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:46,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-07-23 14:28:46,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,844 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-07-23 14:28:46,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:46,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:46,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:46,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:46,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:46,857 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:46,857 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:46,870 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 14:28:46,885 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-23 14:28:46,885 INFO L444 ModelExtractionUtils]: 26 out of 31 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-07-23 14:28:46,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:46,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:46,887 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:46,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-23 14:28:46,889 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 14:28:46,920 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-23 14:28:46,921 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 14:28:46,921 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_1 Supporting invariants [] [2022-07-23 14:28:46,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-07-23 14:28:47,001 INFO L293 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2022-07-23 14:28:47,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:47,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-23 14:28:47,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:28:47,126 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2022-07-23 14:28:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:47,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 15 conjunts are in the unsatisfiable core [2022-07-23 14:28:47,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:28:47,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:47,215 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-07-23 14:28:47,215 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2022-07-23 14:28:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:28:47,336 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2022-07-23 14:28:47,336 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:47,482 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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 24 states and 32 transitions. Complement of second has 15 states. [2022-07-23 14:28:47,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2022-07-23 14:28:47,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:47,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 22 transitions. [2022-07-23 14:28:47,484 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 5 letters. [2022-07-23 14:28:47,485 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:47,485 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 10 letters. Loop has 5 letters. [2022-07-23 14:28:47,485 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:47,485 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 10 letters. [2022-07-23 14:28:47,485 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:47,485 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 32 transitions. [2022-07-23 14:28:47,486 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-23 14:28:47,487 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 23 states and 30 transitions. [2022-07-23 14:28:47,487 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-23 14:28:47,487 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-07-23 14:28:47,487 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 30 transitions. [2022-07-23 14:28:47,487 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 14:28:47,487 INFO L369 hiAutomatonCegarLoop]: Abstraction has 23 states and 30 transitions. [2022-07-23 14:28:47,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 30 transitions. [2022-07-23 14:28:47,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 19. [2022-07-23 14:28:47,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 18 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:47,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 25 transitions. [2022-07-23 14:28:47,488 INFO L392 hiAutomatonCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-07-23 14:28:47,488 INFO L374 stractBuchiCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-07-23 14:28:47,488 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-23 14:28:47,488 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 25 transitions. [2022-07-23 14:28:47,489 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-23 14:28:47,489 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:28:47,489 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:28:47,489 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-23 14:28:47,489 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-23 14:28:47,489 INFO L752 eck$LassoCheckResult]: Stem: 251#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 252#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 245#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 246#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 253#L554 assume gcd_#t~mem7#1 < 0;havoc gcd_#t~mem7#1;call gcd_#t~mem8#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(-gcd_#t~mem8#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem8#1; 254#L555-2 [2022-07-23 14:28:47,489 INFO L754 eck$LassoCheckResult]: Loop: 254#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 255#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 263#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 262#L557-1 assume !(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1; 260#L557-4 call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 254#L555-2 [2022-07-23 14:28:47,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:47,500 INFO L85 PathProgramCache]: Analyzing trace with hash 28695751, now seen corresponding path program 1 times [2022-07-23 14:28:47,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:47,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153804435] [2022-07-23 14:28:47,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:47,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:47,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:47,544 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:47,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:47,552 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:47,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:47,552 INFO L85 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 2 times [2022-07-23 14:28:47,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:47,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328078980] [2022-07-23 14:28:47,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:47,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:47,559 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:47,564 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:47,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:47,565 INFO L85 PathProgramCache]: Analyzing trace with hash -2042683401, now seen corresponding path program 1 times [2022-07-23 14:28:47,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:47,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943759668] [2022-07-23 14:28:47,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:47,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:47,595 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:47,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:47,606 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:48,124 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 14:28:48,125 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 14:28:48,125 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 14:28:48,125 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 14:28:48,125 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 14:28:48,125 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:48,125 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 14:28:48,125 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 14:28:48,125 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration3_Lasso [2022-07-23 14:28:48,125 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 14:28:48,125 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 14:28:48,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,132 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,528 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:48,848 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 14:28:48,848 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 14:28:48,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:48,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:48,851 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:48,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-07-23 14:28:48,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:48,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:48,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:48,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:48,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:48,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:48,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:48,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:48,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:48,894 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:48,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:48,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:48,895 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:48,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-07-23 14:28:48,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:48,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:48,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:48,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:48,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:48,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:48,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:48,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:48,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:48,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:48,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:48,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:48,934 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:48,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-07-23 14:28:48,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:48,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:48,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:48,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:48,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:48,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:48,945 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:48,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:48,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:48,961 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-23 14:28:48,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:48,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:48,962 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:48,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-07-23 14:28:48,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:48,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:48,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:48,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:48,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:48,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:48,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:48,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:49,008 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-07-23 14:28:49,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:49,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:49,010 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:49,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-07-23 14:28:49,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:49,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:49,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:49,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:49,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:49,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:49,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:49,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:49,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:49,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-23 14:28:49,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:49,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:49,050 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:49,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-07-23 14:28:49,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:49,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:49,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:49,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:49,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:49,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:49,085 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:49,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:49,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-07-23 14:28:49,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:49,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:49,114 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:49,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-07-23 14:28:49,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:49,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:49,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:49,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:49,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:49,133 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:49,133 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:49,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:49,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:49,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:49,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:49,182 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:49,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-07-23 14:28:49,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:49,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:49,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:49,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:49,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:49,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:49,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:49,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:49,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:49,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:49,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:49,227 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:49,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-07-23 14:28:49,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:49,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:49,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:49,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:49,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:49,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:49,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:49,252 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 14:28:49,259 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-23 14:28:49,260 INFO L444 ModelExtractionUtils]: 25 out of 31 variables were initially zero. Simplification set additionally 4 variables to zero. [2022-07-23 14:28:49,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:49,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:49,261 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:49,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-07-23 14:28:49,262 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 14:28:49,269 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-23 14:28:49,269 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 14:28:49,269 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_2 Supporting invariants [] [2022-07-23 14:28:49,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:49,335 INFO L293 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2022-07-23 14:28:49,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:49,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:49,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-23 14:28:49,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:28:49,380 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2022-07-23 14:28:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:49,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 15 conjunts are in the unsatisfiable core [2022-07-23 14:28:49,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:28:49,447 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-07-23 14:28:49,447 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 29 [2022-07-23 14:28:49,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:28:49,561 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2022-07-23 14:28:49,561 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 25 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:49,693 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 25 transitions. cyclomatic complexity: 9. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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 28 states and 38 transitions. Complement of second has 15 states. [2022-07-23 14:28:49,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2022-07-23 14:28:49,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:49,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 22 transitions. [2022-07-23 14:28:49,695 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 5 letters. [2022-07-23 14:28:49,695 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:49,695 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 10 letters. Loop has 5 letters. [2022-07-23 14:28:49,695 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:49,695 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 10 letters. [2022-07-23 14:28:49,695 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:49,695 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 38 transitions. [2022-07-23 14:28:49,696 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-23 14:28:49,696 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 27 states and 36 transitions. [2022-07-23 14:28:49,697 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-07-23 14:28:49,697 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-23 14:28:49,697 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 36 transitions. [2022-07-23 14:28:49,697 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 14:28:49,697 INFO L369 hiAutomatonCegarLoop]: Abstraction has 27 states and 36 transitions. [2022-07-23 14:28:49,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 36 transitions. [2022-07-23 14:28:49,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 14. [2022-07-23 14:28:49,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 19 transitions. [2022-07-23 14:28:49,698 INFO L392 hiAutomatonCegarLoop]: Abstraction has 14 states and 19 transitions. [2022-07-23 14:28:49,698 INFO L374 stractBuchiCegarLoop]: Abstraction has 14 states and 19 transitions. [2022-07-23 14:28:49,699 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-23 14:28:49,699 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 19 transitions. [2022-07-23 14:28:49,699 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 14:28:49,699 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:28:49,699 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:28:49,699 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-23 14:28:49,699 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 14:28:49,700 INFO L752 eck$LassoCheckResult]: Stem: 471#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 472#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 465#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 466#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 473#L554 assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 474#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 467#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 468#L557-3 [2022-07-23 14:28:49,700 INFO L754 eck$LassoCheckResult]: Loop: 468#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 476#L557-1 assume !!(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1;call gcd_#t~mem13#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem14#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem13#1 - gcd_#t~mem14#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem13#1;havoc gcd_#t~mem14#1; 468#L557-3 [2022-07-23 14:28:49,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:49,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815470, now seen corresponding path program 1 times [2022-07-23 14:28:49,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:49,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059222501] [2022-07-23 14:28:49,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:49,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:49,728 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:49,734 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:49,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:49,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1894, now seen corresponding path program 1 times [2022-07-23 14:28:49,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:49,735 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593447217] [2022-07-23 14:28:49,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:49,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:49,739 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:49,742 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:49,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:49,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1182880019, now seen corresponding path program 1 times [2022-07-23 14:28:49,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:49,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302170568] [2022-07-23 14:28:49,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:49,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:49,743 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:49,753 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:49,765 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:50,157 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 14:28:50,157 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 14:28:50,157 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 14:28:50,157 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 14:28:50,157 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 14:28:50,157 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:50,157 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 14:28:50,158 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 14:28:50,158 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration4_Lasso [2022-07-23 14:28:50,158 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 14:28:50,158 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 14:28:50,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:50,784 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 14:28:50,784 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 14:28:50,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:50,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:50,785 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:50,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-07-23 14:28:50,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:50,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:50,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:50,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:50,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:50,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:50,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:50,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:50,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:50,819 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:50,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:50,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:50,820 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:50,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-07-23 14:28:50,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:50,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:50,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:50,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:50,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:50,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:50,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:50,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:50,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:50,842 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-07-23 14:28:50,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:50,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:50,843 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:50,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-07-23 14:28:50,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:50,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:50,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:50,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:50,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:50,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:50,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:50,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:50,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:50,867 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-07-23 14:28:50,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:50,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:50,868 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:50,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-07-23 14:28:50,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:50,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:50,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:50,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:50,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:50,876 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:50,876 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:50,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:50,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:50,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:50,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:50,904 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:50,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-07-23 14:28:50,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:50,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:50,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:50,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:50,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:50,923 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:50,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:50,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:50,959 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:50,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:50,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:50,960 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:50,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-07-23 14:28:50,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:50,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:50,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:50,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:50,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:50,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:50,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:50,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:50,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:51,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,004 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-07-23 14:28:51,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:51,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,013 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:51,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:51,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,046 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-07-23 14:28:51,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,048 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-07-23 14:28:51,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:51,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:51,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:51,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,072 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-07-23 14:28:51,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,076 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-07-23 14:28:51,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:51,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,085 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:51,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:51,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-07-23 14:28:51,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,103 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-07-23 14:28:51,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:51,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,111 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:51,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:51,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:51,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,132 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-07-23 14:28:51,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:51,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,143 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:51,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:51,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,168 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-07-23 14:28:51,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,169 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-07-23 14:28:51,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:51,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,177 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:51,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:51,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,193 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-07-23 14:28:51,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,194 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-07-23 14:28:51,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,202 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:51,202 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:51,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:51,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,219 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-07-23 14:28:51,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:51,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:51,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:51,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:51,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,244 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-07-23 14:28:51,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,252 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:51,252 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:51,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-07-23 14:28:51,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,270 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-07-23 14:28:51,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:51,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,279 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:51,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:51,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,295 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-23 14:28:51,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,296 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-23 14:28:51,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,305 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:51,305 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:51,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,329 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-07-23 14:28:51,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,330 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-23 14:28:51,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,342 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:51,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:51,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:51,364 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:51,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,365 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-23 14:28:51,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:51,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:51,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:51,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:51,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:51,377 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:51,377 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:51,385 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 14:28:51,391 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-23 14:28:51,391 INFO L444 ModelExtractionUtils]: 24 out of 31 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-23 14:28:51,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:51,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:51,392 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:51,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-07-23 14:28:51,396 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 14:28:51,402 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-23 14:28:51,402 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 14:28:51,402 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_3, v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_3) = -2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_3 + 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_3 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_3 - 1 >= 0] [2022-07-23 14:28:51,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:51,480 INFO L293 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2022-07-23 14:28:51,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:51,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:51,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-23 14:28:51,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:28:51,576 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-07-23 14:28:51,577 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-07-23 14:28:51,581 INFO L390 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 8 treesize of output 7 [2022-07-23 14:28:51,586 INFO L390 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 12 treesize of output 11 [2022-07-23 14:28:51,614 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 15 [2022-07-23 14:28:51,617 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-07-23 14:28:51,620 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2022-07-23 14:28:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:51,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-23 14:28:51,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:28:51,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:28:51,689 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-23 14:28:51,689 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 19 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:51,723 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 19 transitions. cyclomatic complexity: 7. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 25 states and 32 transitions. Complement of second has 9 states. [2022-07-23 14:28:51,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 14:28:51,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:51,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-07-23 14:28:51,724 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-23 14:28:51,724 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:51,724 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-23 14:28:51,724 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:51,725 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-23 14:28:51,725 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:51,725 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2022-07-23 14:28:51,725 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 14:28:51,726 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 19 states and 24 transitions. [2022-07-23 14:28:51,726 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-07-23 14:28:51,726 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-07-23 14:28:51,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 24 transitions. [2022-07-23 14:28:51,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-23 14:28:51,726 INFO L369 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2022-07-23 14:28:51,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 24 transitions. [2022-07-23 14:28:51,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2022-07-23 14:28:51,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:51,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2022-07-23 14:28:51,728 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-07-23 14:28:51,728 INFO L374 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-07-23 14:28:51,728 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-23 14:28:51,728 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2022-07-23 14:28:51,728 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-23 14:28:51,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 14:28:51,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 14:28:51,729 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 14:28:51,729 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-23 14:28:51,729 INFO L752 eck$LassoCheckResult]: Stem: 668#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 669#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 666#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 667#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 670#L554 assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 671#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 664#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 665#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 677#L557-1 assume !(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1; 678#L557-4 call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 672#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 662#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 663#L557-3 [2022-07-23 14:28:51,729 INFO L754 eck$LassoCheckResult]: Loop: 663#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 674#L557-1 assume !!(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1;call gcd_#t~mem13#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem14#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem13#1 - gcd_#t~mem14#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem13#1;havoc gcd_#t~mem14#1; 663#L557-3 [2022-07-23 14:28:51,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:51,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1028040102, now seen corresponding path program 2 times [2022-07-23 14:28:51,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:51,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875848442] [2022-07-23 14:28:51,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:51,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:51,752 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:51,771 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:51,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:51,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1894, now seen corresponding path program 2 times [2022-07-23 14:28:51,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:51,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048407052] [2022-07-23 14:28:51,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:51,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:51,780 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:51,794 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:51,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:51,794 INFO L85 PathProgramCache]: Analyzing trace with hash -104059009, now seen corresponding path program 1 times [2022-07-23 14:28:51,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 14:28:51,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812463180] [2022-07-23 14:28:51,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 14:28:51,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 14:28:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:51,811 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 14:28:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 14:28:51,833 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 14:28:52,633 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 14:28:52,633 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 14:28:52,633 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 14:28:52,633 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 14:28:52,633 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 14:28:52,633 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:52,633 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 14:28:52,633 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 14:28:52,633 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration5_Lasso [2022-07-23 14:28:52,633 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 14:28:52,633 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 14:28:52,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:52,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 14:28:53,305 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 14:28:53,306 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 14:28:53,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,307 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-07-23 14:28:53,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:53,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:53,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:53,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,330 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-07-23 14:28:53,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,331 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-07-23 14:28:53,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:53,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:53,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:53,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,353 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-07-23 14:28:53,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,354 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-07-23 14:28:53,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,362 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:53,362 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:53,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,378 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-07-23 14:28:53,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,379 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-23 14:28:53,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:53,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:53,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:53,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,413 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-07-23 14:28:53,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,414 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-07-23 14:28:53,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,422 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:53,422 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:53,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-07-23 14:28:53,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,439 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-23 14:28:53,441 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 [2022-07-23 14:28:53,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:53,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:53,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:53,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,490 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-07-23 14:28:53,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,491 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-07-23 14:28:53,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:53,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:53,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:53,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,515 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-07-23 14:28:53,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,516 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-07-23 14:28:53,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:53,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,524 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:53,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:53,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,539 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-07-23 14:28:53,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,540 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-07-23 14:28:53,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:53,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:53,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:53,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,563 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-07-23 14:28:53,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,564 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-07-23 14:28:53,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,572 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:53,572 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:53,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-07-23 14:28:53,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,589 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-07-23 14:28:53,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,598 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:53,598 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:53,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,615 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:53,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,616 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-23 14:28:53,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,624 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:53,624 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:53,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-07-23 14:28:53,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,642 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-23 14:28:53,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 14:28:53,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,651 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 14:28:53,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 14:28:53,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,667 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-07-23 14:28:53,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,667 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-23 14:28:53,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,677 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:53,677 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:53,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:53,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,696 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-23 14:28:53,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:53,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:53,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,731 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-07-23 14:28:53,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,732 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-23 14:28:53,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,741 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:53,741 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:53,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,757 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-07-23 14:28:53,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,758 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-23 14:28:53,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,769 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:53,769 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:53,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,789 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-07-23 14:28:53,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,790 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-23 14:28:53,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:53,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:53,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 14:28:53,817 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-07-23 14:28:53,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,818 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-23 14:28:53,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-23 14:28:53,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 14:28:53,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 14:28:53,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 14:28:53,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 14:28:53,829 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 14:28:53,829 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-23 14:28:53,836 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-23 14:28:53,842 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-07-23 14:28:53,842 INFO L444 ModelExtractionUtils]: 24 out of 31 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-23 14:28:53,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 14:28:53,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 14:28:53,843 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-23 14:28:53,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-23 14:28:53,849 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-23 14:28:53,858 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-23 14:28:53,858 INFO L513 LassoAnalysis]: Proved termination. [2022-07-23 14:28:53,858 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_4, v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_4) = 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_4 - 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_4 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_4 - 1 >= 0] [2022-07-23 14:28:53,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-07-23 14:28:53,928 INFO L293 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2022-07-23 14:28:53,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:53,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-23 14:28:53,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:28:53,983 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 42 [2022-07-23 14:28:54,065 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-07-23 14:28:54,065 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-07-23 14:28:54,072 INFO L390 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 8 treesize of output 7 [2022-07-23 14:28:54,072 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-07-23 14:28:54,076 INFO L390 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 12 treesize of output 11 [2022-07-23 14:28:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:54,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-23 14:28:54,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:28:54,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:28:54,148 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-23 14:28:54,148 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:54,186 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 22 states and 27 transitions. Complement of second has 9 states. [2022-07-23 14:28:54,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 14:28:54,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:54,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-07-23 14:28:54,187 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-23 14:28:54,187 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:54,187 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-23 14:28:54,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:54,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-23 14:28:54,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:28:54,248 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 42 [2022-07-23 14:28:54,302 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-07-23 14:28:54,303 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-07-23 14:28:54,306 INFO L390 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 8 treesize of output 7 [2022-07-23 14:28:54,309 INFO L390 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 12 treesize of output 11 [2022-07-23 14:28:54,338 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 9 [2022-07-23 14:28:54,339 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-07-23 14:28:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:54,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-23 14:28:54,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:28:54,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:28:54,381 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-23 14:28:54,381 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:54,412 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 22 states and 27 transitions. Complement of second has 9 states. [2022-07-23 14:28:54,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 14:28:54,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:54,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-07-23 14:28:54,414 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-23 14:28:54,414 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:54,414 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-23 14:28:54,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 14:28:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:54,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-23 14:28:54,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:28:54,465 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2022-07-23 14:28:54,522 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-07-23 14:28:54,522 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-07-23 14:28:54,526 INFO L390 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 8 treesize of output 7 [2022-07-23 14:28:54,529 INFO L390 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 12 treesize of output 11 [2022-07-23 14:28:54,558 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 9 [2022-07-23 14:28:54,559 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-07-23 14:28:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 14:28:54,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-23 14:28:54,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 14:28:54,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 14:28:54,607 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-23 14:28:54,608 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:54,662 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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 24 states and 31 transitions. Complement of second has 8 states. [2022-07-23 14:28:54,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-23 14:28:54,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-23 14:28:54,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 17 transitions. [2022-07-23 14:28:54,663 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-23 14:28:54,663 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:54,663 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 14 letters. Loop has 2 letters. [2022-07-23 14:28:54,663 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:54,663 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 12 letters. Loop has 4 letters. [2022-07-23 14:28:54,664 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-23 14:28:54,664 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 31 transitions. [2022-07-23 14:28:54,665 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-23 14:28:54,665 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2022-07-23 14:28:54,665 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-23 14:28:54,665 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-23 14:28:54,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-23 14:28:54,665 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 14:28:54,665 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 14:28:54,665 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 14:28:54,665 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-23 14:28:54,665 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-23 14:28:54,665 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-23 14:28:54,665 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-23 14:28:54,665 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-23 14:28:54,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.07 02:28:54 BoogieIcfgContainer [2022-07-23 14:28:54,669 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-23 14:28:54,669 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-23 14:28:54,669 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-23 14:28:54,670 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-23 14:28:54,670 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:28:44" (3/4) ... [2022-07-23 14:28:54,671 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-23 14:28:54,671 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-23 14:28:54,672 INFO L158 Benchmark]: Toolchain (without parser) took 11262.23ms. Allocated memory was 111.1MB in the beginning and 174.1MB in the end (delta: 62.9MB). Free memory was 87.8MB in the beginning and 138.9MB in the end (delta: -51.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2022-07-23 14:28:54,672 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 60.7MB in the end (delta: 40.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 14:28:54,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.05ms. Allocated memory is still 111.1MB. Free memory was 87.6MB in the beginning and 72.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-23 14:28:54,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.63ms. Allocated memory is still 111.1MB. Free memory was 72.3MB in the beginning and 70.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-23 14:28:54,672 INFO L158 Benchmark]: Boogie Preprocessor took 41.78ms. Allocated memory is still 111.1MB. Free memory was 70.5MB in the beginning and 69.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-23 14:28:54,675 INFO L158 Benchmark]: RCFGBuilder took 289.29ms. Allocated memory is still 111.1MB. Free memory was 69.1MB in the beginning and 57.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-23 14:28:54,676 INFO L158 Benchmark]: BuchiAutomizer took 10611.38ms. Allocated memory was 111.1MB in the beginning and 174.1MB in the end (delta: 62.9MB). Free memory was 87.4MB in the beginning and 138.9MB in the end (delta: -51.4MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2022-07-23 14:28:54,676 INFO L158 Benchmark]: Witness Printer took 2.03ms. Allocated memory is still 174.1MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 14:28:54,677 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 60.7MB in the end (delta: 40.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.05ms. Allocated memory is still 111.1MB. Free memory was 87.6MB in the beginning and 72.5MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.63ms. Allocated memory is still 111.1MB. Free memory was 72.3MB in the beginning and 70.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.78ms. Allocated memory is still 111.1MB. Free memory was 70.5MB in the beginning and 69.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 289.29ms. Allocated memory is still 111.1MB. Free memory was 69.1MB in the beginning and 57.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 10611.38ms. Allocated memory was 111.1MB in the beginning and 174.1MB in the end (delta: 62.9MB). Free memory was 87.4MB in the beginning and 138.9MB in the end (delta: -51.4MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Witness Printer took 2.03ms. Allocated memory is still 174.1MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (1 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] and consists of 9 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] and consists of 9 locations. One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[r][r] + 1 + -2 * unknown-#memory_int-unknown[y_ref][y_ref] and consists of 6 locations. One nondeterministic module has affine ranking function 2 * unknown-#memory_int-unknown[r][r] + 1 + -2 * unknown-#memory_int-unknown[y_ref][y_ref] and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.5s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 8.6s. Construction of modules took 0.1s. Büchi inclusion checks took 1.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 18 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 113 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 113 mSDsluCounter, 74 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 19 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 157 IncrementalHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 55 mSDtfsCounter, 157 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital1033 mio100 ax103 hnf100 lsp94 ukn38 mio100 lsp36 div100 bol100 ite100 ukn100 eq185 hnf88 smp97 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 26ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-23 14:28:54,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE