./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 54858612 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/b.10-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 fbe99a2ebd720adb01c27af71df604a9114f73ca ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 04:20:24,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:20:24,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:20:24,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:20:24,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:20:24,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:20:24,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:20:24,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:20:24,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:20:24,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:20:24,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:20:24,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:20:24,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:20:24,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:20:24,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:20:24,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:20:24,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:20:24,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:20:24,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:20:24,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:20:24,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:20:24,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:20:24,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:20:24,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:20:24,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:20:24,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:20:24,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:20:24,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:20:24,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:20:24,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:20:24,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:20:24,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:20:24,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:20:24,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:20:24,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:20:24,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:20:24,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:20:24,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:20:24,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:20:24,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:20:24,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:20:24,905 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-10-26 04:20:24,962 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:20:24,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:20:24,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:20:24,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:20:24,966 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:20:24,966 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-26 04:20:24,966 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-26 04:20:24,966 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-26 04:20:24,967 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-26 04:20:24,967 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-26 04:20:24,968 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-26 04:20:24,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:20:24,969 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:20:24,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:20:24,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:20:24,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-26 04:20:24,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-26 04:20:24,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-26 04:20:24,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 04:20:24,971 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-26 04:20:24,971 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:20:24,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-26 04:20:24,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:20:24,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:20:24,972 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-26 04:20:24,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:20:24,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 04:20:24,972 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:20:24,972 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-26 04:20:24,974 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-26 04:20:24,975 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbe99a2ebd720adb01c27af71df604a9114f73ca [2020-10-26 04:20:25,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:20:25,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:20:25,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:20:25,451 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:20:25,452 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:20:25,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i [2020-10-26 04:20:25,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff8b3f683/75deef60e9d84a01893d0840addaa793/FLAGa1d2ff424 [2020-10-26 04:20:26,229 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:20:26,230 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i [2020-10-26 04:20:26,252 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff8b3f683/75deef60e9d84a01893d0840addaa793/FLAGa1d2ff424 [2020-10-26 04:20:26,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff8b3f683/75deef60e9d84a01893d0840addaa793 [2020-10-26 04:20:26,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:20:26,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 04:20:26,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:20:26,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:20:26,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:20:26,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:20:26" (1/1) ... [2020-10-26 04:20:26,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f660b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:26, skipping insertion in model container [2020-10-26 04:20:26,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:20:26" (1/1) ... [2020-10-26 04:20:26,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:20:26,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:20:26,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 04:20:27,014 INFO L203 MainTranslator]: Completed pre-run [2020-10-26 04:20:27,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 04:20:27,163 INFO L208 MainTranslator]: Completed translation [2020-10-26 04:20:27,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:27 WrapperNode [2020-10-26 04:20:27,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:20:27,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-26 04:20:27,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-26 04:20:27,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-26 04:20:27,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:27" (1/1) ... [2020-10-26 04:20:27,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:27" (1/1) ... [2020-10-26 04:20:27,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-26 04:20:27,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-26 04:20:27,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-26 04:20:27,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-26 04:20:27,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:27" (1/1) ... [2020-10-26 04:20:27,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:27" (1/1) ... [2020-10-26 04:20:27,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:27" (1/1) ... [2020-10-26 04:20:27,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:27" (1/1) ... [2020-10-26 04:20:27,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:27" (1/1) ... [2020-10-26 04:20:27,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:27" (1/1) ... [2020-10-26 04:20:27,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:27" (1/1) ... [2020-10-26 04:20:27,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-26 04:20:27,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-26 04:20:27,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-26 04:20:27,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-26 04:20:27,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:27,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-26 04:20:27,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-26 04:20:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-26 04:20:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-26 04:20:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-26 04:20:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-26 04:20:27,775 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-26 04:20:27,775 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-10-26 04:20:27,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 04:20:27 BoogieIcfgContainer [2020-10-26 04:20:27,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-26 04:20:27,779 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-26 04:20:27,779 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-26 04:20:27,785 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-26 04:20:27,786 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-26 04:20:27,787 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.10 04:20:26" (1/3) ... [2020-10-26 04:20:27,789 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31cc6a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.10 04:20:27, skipping insertion in model container [2020-10-26 04:20:27,789 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-26 04:20:27,789 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:20:27" (2/3) ... [2020-10-26 04:20:27,789 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@31cc6a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.10 04:20:27, skipping insertion in model container [2020-10-26 04:20:27,804 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-26 04:20:27,804 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 04:20:27" (3/3) ... [2020-10-26 04:20:27,806 INFO L373 chiAutomizerObserver]: Analyzing ICFG b.10-alloca.i [2020-10-26 04:20:27,897 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-26 04:20:27,897 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-26 04:20:27,897 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-26 04:20:27,898 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-26 04:20:27,898 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-26 04:20:27,898 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-26 04:20:27,898 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-26 04:20:27,898 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-26 04:20:27,916 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states. [2020-10-26 04:20:27,944 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2020-10-26 04:20:27,944 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-26 04:20:27,944 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-26 04:20:27,954 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-10-26 04:20:27,954 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 04:20:27,954 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-26 04:20:27,955 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states. [2020-10-26 04:20:27,957 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2020-10-26 04:20:27,957 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-26 04:20:27,957 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-26 04:20:27,958 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-10-26 04:20:27,958 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 04:20:27,968 INFO L794 eck$LassoCheckResult]: Stem: 13#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 12#L-1true havoc main_#res;havoc main_#t~nondet22, main_#t~nondet23, main_#t~ret24;test_fun_#in~x, test_fun_#in~y := main_#t~nondet22, main_#t~nondet23;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem17, test_fun_#t~mem18, test_fun_#t~mem19, test_fun_#t~mem20, test_fun_#t~mem5, test_fun_#t~mem7, test_fun_#t~mem6, test_fun_#t~short8, test_fun_#t~mem9, test_fun_#t~mem11, test_fun_#t~mem10, test_fun_#t~short12, test_fun_#t~short13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~short16, test_fun_#t~mem21, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 5#L559-2true [2020-10-26 04:20:27,969 INFO L796 eck$LassoCheckResult]: Loop: 5#L559-2true call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 10#L555-1true assume test_fun_#t~short8;call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem7 < 2147483647 - test_fun_#t~mem6; 14#L555-3true test_fun_#t~short13 := test_fun_#t~short8; 16#L555-4true assume test_fun_#t~short13; 6#L555-9true test_fun_#t~short16 := test_fun_#t~short13; 8#L555-10true assume !test_fun_#t~short16; 11#L555-12true assume !!test_fun_#t~short16;havoc test_fun_#t~short8;havoc test_fun_#t~mem14;havoc test_fun_#t~mem6;havoc test_fun_#t~mem10;havoc test_fun_#t~mem7;havoc test_fun_#t~mem5;havoc test_fun_#t~mem9;havoc test_fun_#t~short16;havoc test_fun_#t~short12;havoc test_fun_#t~short13;havoc test_fun_#t~mem11;havoc test_fun_#t~mem15;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 7#L556true assume test_fun_#t~mem17 > 0;havoc test_fun_#t~mem17;call test_fun_#t~mem18 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem18 - 1, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem18; 5#L559-2true [2020-10-26 04:20:27,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:20:27,978 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2020-10-26 04:20:27,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 04:20:27,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737397924] [2020-10-26 04:20:27,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 04:20:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:28,187 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:28,235 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:28,261 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 04:20:28,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:20:28,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1790206705, now seen corresponding path program 1 times [2020-10-26 04:20:28,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 04:20:28,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846296533] [2020-10-26 04:20:28,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 04:20:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 04:20:28,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 04:20:28,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846296533] [2020-10-26 04:20:28,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 04:20:28,362 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-26 04:20:28,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066393933] [2020-10-26 04:20:28,369 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-26 04:20:28,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 04:20:28,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-26 04:20:28,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-26 04:20:28,392 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 4 states. [2020-10-26 04:20:28,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 04:20:28,448 INFO L93 Difference]: Finished difference Result 21 states and 28 transitions. [2020-10-26 04:20:28,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-26 04:20:28,451 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions. [2020-10-26 04:20:28,453 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14 [2020-10-26 04:20:28,457 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 16 states and 22 transitions. [2020-10-26 04:20:28,459 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2020-10-26 04:20:28,459 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2020-10-26 04:20:28,460 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 22 transitions. [2020-10-26 04:20:28,460 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-26 04:20:28,461 INFO L691 BuchiCegarLoop]: Abstraction has 16 states and 22 transitions. [2020-10-26 04:20:28,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 22 transitions. [2020-10-26 04:20:28,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2020-10-26 04:20:28,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-10-26 04:20:28,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2020-10-26 04:20:28,495 INFO L714 BuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2020-10-26 04:20:28,495 INFO L594 BuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2020-10-26 04:20:28,495 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-26 04:20:28,496 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2020-10-26 04:20:28,497 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2020-10-26 04:20:28,497 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-26 04:20:28,497 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-26 04:20:28,498 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-10-26 04:20:28,498 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 04:20:28,498 INFO L794 eck$LassoCheckResult]: Stem: 62#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 61#L-1 havoc main_#res;havoc main_#t~nondet22, main_#t~nondet23, main_#t~ret24;test_fun_#in~x, test_fun_#in~y := main_#t~nondet22, main_#t~nondet23;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem17, test_fun_#t~mem18, test_fun_#t~mem19, test_fun_#t~mem20, test_fun_#t~mem5, test_fun_#t~mem7, test_fun_#t~mem6, test_fun_#t~short8, test_fun_#t~mem9, test_fun_#t~mem11, test_fun_#t~mem10, test_fun_#t~short12, test_fun_#t~short13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~short16, test_fun_#t~mem21, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 53#L559-2 [2020-10-26 04:20:28,499 INFO L796 eck$LassoCheckResult]: Loop: 53#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 54#L555-1 assume test_fun_#t~short8;call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem7 < 2147483647 - test_fun_#t~mem6; 60#L555-3 test_fun_#t~short13 := test_fun_#t~short8; 63#L555-4 assume test_fun_#t~short13; 64#L555-9 test_fun_#t~short16 := test_fun_#t~short13; 58#L555-10 assume test_fun_#t~short16;call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short16 := test_fun_#t~mem14 + test_fun_#t~mem15 > 0; 59#L555-12 assume !!test_fun_#t~short16;havoc test_fun_#t~short8;havoc test_fun_#t~mem14;havoc test_fun_#t~mem6;havoc test_fun_#t~mem10;havoc test_fun_#t~mem7;havoc test_fun_#t~mem5;havoc test_fun_#t~mem9;havoc test_fun_#t~short16;havoc test_fun_#t~short12;havoc test_fun_#t~short13;havoc test_fun_#t~mem11;havoc test_fun_#t~mem15;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 56#L556 assume test_fun_#t~mem17 > 0;havoc test_fun_#t~mem17;call test_fun_#t~mem18 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_#t~mem18 - 1, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);havoc test_fun_#t~mem18; 53#L559-2 [2020-10-26 04:20:28,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:20:28,500 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2020-10-26 04:20:28,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 04:20:28,500 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492575895] [2020-10-26 04:20:28,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 04:20:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:28,525 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:28,547 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:28,553 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 04:20:28,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:20:28,554 INFO L82 PathProgramCache]: Analyzing trace with hash -1790208627, now seen corresponding path program 1 times [2020-10-26 04:20:28,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 04:20:28,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334681685] [2020-10-26 04:20:28,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 04:20:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:28,573 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:28,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:28,588 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:28,594 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 04:20:28,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:20:28,595 INFO L82 PathProgramCache]: Analyzing trace with hash -1099647153, now seen corresponding path program 1 times [2020-10-26 04:20:28,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 04:20:28,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866475753] [2020-10-26 04:20:28,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 04:20:28,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:28,653 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:28,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:28,721 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:28,737 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 04:20:28,974 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 56 [2020-10-26 04:20:29,396 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 80 [2020-10-26 04:20:29,554 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-10-26 04:20:29,569 INFO L210 LassoAnalysis]: Preferences: [2020-10-26 04:20:29,570 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-26 04:20:29,571 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-26 04:20:29,571 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-26 04:20:29,571 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-26 04:20:29,571 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:29,572 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-26 04:20:29,572 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-26 04:20:29,572 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.10-alloca.i_Iteration2_Lasso [2020-10-26 04:20:29,572 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-26 04:20:29,573 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-26 04:20:29,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:29,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:30,083 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2020-10-26 04:20:30,221 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2020-10-26 04:20:30,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:30,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:30,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:30,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:30,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:30,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:30,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:30,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:30,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:30,530 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2020-10-26 04:20:30,932 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-26 04:20:30,938 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:30,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:30,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:30,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:30,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:30,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:30,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:30,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:30,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:30,958 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:30,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:30,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:30,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:30,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:30,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:30,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:30,994 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:30,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:30,995 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:31,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:31,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:31,028 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:31,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,053 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:31,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:31,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-26 04:20:31,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:31,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,127 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:31,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,131 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:31,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,160 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:31,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:31,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:31,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:31,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:31,203 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,237 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:31,237 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-26 04:20:31,242 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:31,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:31,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:31,271 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:31,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,309 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:31,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:31,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:31,357 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-26 04:20:31,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-26 04:20:31,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:31,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:31,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,410 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:31,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,438 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:31,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:31,440 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,471 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:31,471 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-26 04:20:31,480 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:31,517 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-26 04:20:31,528 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-26 04:20:31,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:31,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:31,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,574 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:31,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:31,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:31,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:31,648 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-26 04:20:31,657 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:31,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:31,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:31,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:31,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:31,698 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:31,698 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-26 04:20:31,712 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-26 04:20:31,838 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2020-10-26 04:20:31,838 INFO L444 ModelExtractionUtils]: 9 out of 28 variables were initially zero. Simplification set additionally 17 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:31,872 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-10-26 04:20:31,879 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2020-10-26 04:20:31,880 INFO L510 LassoAnalysis]: Proved termination. [2020-10-26 04:20:31,880 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0.base) ULTIMATE.start_test_fun_~x_ref~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0.base) ULTIMATE.start_test_fun_~x_ref~0.offset)_1 Supporting invariants [] [2020-10-26 04:20:31,979 INFO L297 tatePredicateManager]: 20 out of 20 supporting invariants were superfluous and have been removed [2020-10-26 04:20:31,986 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-26 04:20:32,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:20:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 04:20:32,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-26 04:20:32,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 04:20:32,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 04:20:32,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-26 04:20:32,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 04:20:32,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 04:20:32,134 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2020-10-26 04:20:32,135 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 7 Second operand 4 states. [2020-10-26 04:20:32,209 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 7. Second operand 4 states. Result 31 states and 45 transitions. Complement of second has 6 states. [2020-10-26 04:20:32,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2020-10-26 04:20:32,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-10-26 04:20:32,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 20 transitions. [2020-10-26 04:20:32,212 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 2 letters. Loop has 8 letters. [2020-10-26 04:20:32,214 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-26 04:20:32,214 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 10 letters. Loop has 8 letters. [2020-10-26 04:20:32,214 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-26 04:20:32,214 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 2 letters. Loop has 16 letters. [2020-10-26 04:20:32,215 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-26 04:20:32,215 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 45 transitions. [2020-10-26 04:20:32,217 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2020-10-26 04:20:32,218 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 31 states and 45 transitions. [2020-10-26 04:20:32,218 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2020-10-26 04:20:32,218 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2020-10-26 04:20:32,219 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 45 transitions. [2020-10-26 04:20:32,219 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-10-26 04:20:32,219 INFO L691 BuchiCegarLoop]: Abstraction has 31 states and 45 transitions. [2020-10-26 04:20:32,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 45 transitions. [2020-10-26 04:20:32,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2020-10-26 04:20:32,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-26 04:20:32,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 43 transitions. [2020-10-26 04:20:32,223 INFO L714 BuchiCegarLoop]: Abstraction has 30 states and 43 transitions. [2020-10-26 04:20:32,223 INFO L594 BuchiCegarLoop]: Abstraction has 30 states and 43 transitions. [2020-10-26 04:20:32,223 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-10-26 04:20:32,223 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 43 transitions. [2020-10-26 04:20:32,224 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2020-10-26 04:20:32,224 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-26 04:20:32,225 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-26 04:20:32,225 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-10-26 04:20:32,225 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 04:20:32,225 INFO L794 eck$LassoCheckResult]: Stem: 253#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 251#L-1 havoc main_#res;havoc main_#t~nondet22, main_#t~nondet23, main_#t~ret24;test_fun_#in~x, test_fun_#in~y := main_#t~nondet22, main_#t~nondet23;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem17, test_fun_#t~mem18, test_fun_#t~mem19, test_fun_#t~mem20, test_fun_#t~mem5, test_fun_#t~mem7, test_fun_#t~mem6, test_fun_#t~short8, test_fun_#t~mem9, test_fun_#t~mem11, test_fun_#t~mem10, test_fun_#t~short12, test_fun_#t~short13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~short16, test_fun_#t~mem21, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 252#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 235#L555-1 [2020-10-26 04:20:32,226 INFO L796 eck$LassoCheckResult]: Loop: 235#L555-1 assume test_fun_#t~short8;call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem7 < 2147483647 - test_fun_#t~mem6; 249#L555-3 test_fun_#t~short13 := test_fun_#t~short8; 254#L555-4 assume test_fun_#t~short13; 238#L555-9 test_fun_#t~short16 := test_fun_#t~short13; 239#L555-10 assume test_fun_#t~short16;call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short16 := test_fun_#t~mem14 + test_fun_#t~mem15 > 0; 246#L555-12 assume !!test_fun_#t~short16;havoc test_fun_#t~short8;havoc test_fun_#t~mem14;havoc test_fun_#t~mem6;havoc test_fun_#t~mem10;havoc test_fun_#t~mem7;havoc test_fun_#t~mem5;havoc test_fun_#t~mem9;havoc test_fun_#t~short16;havoc test_fun_#t~short12;havoc test_fun_#t~short13;havoc test_fun_#t~mem11;havoc test_fun_#t~mem15;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 241#L556 assume !(test_fun_#t~mem17 > 0);havoc test_fun_#t~mem17;call test_fun_#t~mem19 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 242#L559 assume !(test_fun_#t~mem19 > 0);havoc test_fun_#t~mem19; 234#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 235#L555-1 [2020-10-26 04:20:32,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:20:32,226 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2020-10-26 04:20:32,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 04:20:32,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162195262] [2020-10-26 04:20:32,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 04:20:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:32,245 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:32,265 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:32,270 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 04:20:32,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:20:32,271 INFO L82 PathProgramCache]: Analyzing trace with hash 572463690, now seen corresponding path program 1 times [2020-10-26 04:20:32,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 04:20:32,272 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753158651] [2020-10-26 04:20:32,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 04:20:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 04:20:32,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 04:20:32,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753158651] [2020-10-26 04:20:32,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 04:20:32,335 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-26 04:20:32,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088335373] [2020-10-26 04:20:32,336 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-26 04:20:32,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 04:20:32,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-26 04:20:32,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-26 04:20:32,337 INFO L87 Difference]: Start difference. First operand 30 states and 43 transitions. cyclomatic complexity: 15 Second operand 5 states. [2020-10-26 04:20:32,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 04:20:32,446 INFO L93 Difference]: Finished difference Result 30 states and 41 transitions. [2020-10-26 04:20:32,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-26 04:20:32,447 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 41 transitions. [2020-10-26 04:20:32,449 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2020-10-26 04:20:32,450 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 41 transitions. [2020-10-26 04:20:32,450 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2020-10-26 04:20:32,450 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2020-10-26 04:20:32,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 41 transitions. [2020-10-26 04:20:32,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-10-26 04:20:32,450 INFO L691 BuchiCegarLoop]: Abstraction has 30 states and 41 transitions. [2020-10-26 04:20:32,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 41 transitions. [2020-10-26 04:20:32,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-10-26 04:20:32,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-10-26 04:20:32,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 41 transitions. [2020-10-26 04:20:32,458 INFO L714 BuchiCegarLoop]: Abstraction has 30 states and 41 transitions. [2020-10-26 04:20:32,458 INFO L594 BuchiCegarLoop]: Abstraction has 30 states and 41 transitions. [2020-10-26 04:20:32,458 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-10-26 04:20:32,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 41 transitions. [2020-10-26 04:20:32,461 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2020-10-26 04:20:32,461 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-26 04:20:32,461 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-26 04:20:32,462 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-10-26 04:20:32,462 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-26 04:20:32,464 INFO L794 eck$LassoCheckResult]: Stem: 325#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 323#L-1 havoc main_#res;havoc main_#t~nondet22, main_#t~nondet23, main_#t~ret24;test_fun_#in~x, test_fun_#in~y := main_#t~nondet22, main_#t~nondet23;havoc test_fun_#res;havoc test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset, test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset, test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset, test_fun_#t~mem17, test_fun_#t~mem18, test_fun_#t~mem19, test_fun_#t~mem20, test_fun_#t~mem5, test_fun_#t~mem7, test_fun_#t~mem6, test_fun_#t~short8, test_fun_#t~mem9, test_fun_#t~mem11, test_fun_#t~mem10, test_fun_#t~short12, test_fun_#t~short13, test_fun_#t~mem14, test_fun_#t~mem15, test_fun_#t~short16, test_fun_#t~mem21, test_fun_~x, test_fun_~y, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, test_fun_~c~0.base, test_fun_~c~0.offset;test_fun_~x := test_fun_#in~x;test_fun_~y := test_fun_#in~y;call test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset := test_fun_#t~malloc2.base, test_fun_#t~malloc2.offset;call test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset := test_fun_#t~malloc3.base, test_fun_#t~malloc3.offset;call test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset := #Ultimate.allocOnStack(4);test_fun_~c~0.base, test_fun_~c~0.offset := test_fun_#t~malloc4.base, test_fun_#t~malloc4.offset;call write~int(test_fun_~x, test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call write~int(test_fun_~y, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(0, test_fun_~c~0.base, test_fun_~c~0.offset, 4); 324#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 307#L555-1 [2020-10-26 04:20:32,464 INFO L796 eck$LassoCheckResult]: Loop: 307#L555-1 assume test_fun_#t~short8;call test_fun_#t~mem7 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call test_fun_#t~mem6 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem7 < 2147483647 - test_fun_#t~mem6; 321#L555-3 test_fun_#t~short13 := test_fun_#t~short8; 326#L555-4 assume test_fun_#t~short13; 310#L555-9 test_fun_#t~short16 := test_fun_#t~short13; 311#L555-10 assume test_fun_#t~short16;call test_fun_#t~mem14 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);call test_fun_#t~mem15 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);test_fun_#t~short16 := test_fun_#t~mem14 + test_fun_#t~mem15 > 0; 319#L555-12 assume !!test_fun_#t~short16;havoc test_fun_#t~short8;havoc test_fun_#t~mem14;havoc test_fun_#t~mem6;havoc test_fun_#t~mem10;havoc test_fun_#t~mem7;havoc test_fun_#t~mem5;havoc test_fun_#t~mem9;havoc test_fun_#t~short16;havoc test_fun_#t~short12;havoc test_fun_#t~short13;havoc test_fun_#t~mem11;havoc test_fun_#t~mem15;call test_fun_#t~mem17 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4); 314#L556 assume !(test_fun_#t~mem17 > 0);havoc test_fun_#t~mem17;call test_fun_#t~mem19 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4); 315#L559 assume test_fun_#t~mem19 > 0;havoc test_fun_#t~mem19;call test_fun_#t~mem20 := read~int(test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);call write~int(test_fun_#t~mem20 - 1, test_fun_~y_ref~0.base, test_fun_~y_ref~0.offset, 4);havoc test_fun_#t~mem20; 306#L559-2 call test_fun_#t~mem5 := read~int(test_fun_~x_ref~0.base, test_fun_~x_ref~0.offset, 4);test_fun_#t~short8 := test_fun_#t~mem5 >= 0; 307#L555-1 [2020-10-26 04:20:32,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:20:32,465 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2020-10-26 04:20:32,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 04:20:32,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842418367] [2020-10-26 04:20:32,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 04:20:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:32,504 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:32,535 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:32,545 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 04:20:32,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:20:32,546 INFO L82 PathProgramCache]: Analyzing trace with hash 572463628, now seen corresponding path program 1 times [2020-10-26 04:20:32,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 04:20:32,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290871408] [2020-10-26 04:20:32,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 04:20:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:32,572 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:32,586 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:32,593 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 04:20:32,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:20:32,595 INFO L82 PathProgramCache]: Analyzing trace with hash -198955831, now seen corresponding path program 1 times [2020-10-26 04:20:32,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 04:20:32,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399209686] [2020-10-26 04:20:32,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 04:20:32,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:32,633 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:20:32,664 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:20:32,674 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 04:20:32,923 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 68 [2020-10-26 04:20:33,495 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 91 [2020-10-26 04:20:33,710 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-10-26 04:20:33,714 INFO L210 LassoAnalysis]: Preferences: [2020-10-26 04:20:33,714 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-26 04:20:33,715 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-26 04:20:33,715 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-26 04:20:33,715 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-26 04:20:33,715 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:33,715 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-26 04:20:33,715 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-26 04:20:33,715 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.10-alloca.i_Iteration4_Lasso [2020-10-26 04:20:33,715 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-26 04:20:33,715 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-26 04:20:33,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:33,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:33,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:33,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:33,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:33,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:33,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:33,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:33,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:34,778 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2020-10-26 04:20:34,993 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2020-10-26 04:20:34,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-26 04:20:35,373 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2020-10-26 04:20:35,956 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-10-26 04:20:36,123 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 29 [2020-10-26 04:20:36,243 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-26 04:20:36,245 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-26 04:20:36,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:36,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:36,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,270 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:36,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:36,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:36,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:36,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:36,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:36,333 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-26 04:20:36,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:36,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:36,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,375 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,408 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:36,408 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-26 04:20:36,413 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:36,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:36,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:36,448 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-26 04:20:36,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-26 04:20:36,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-26 04:20:36,475 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:36,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-26 04:20:36,512 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:36,541 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-26 04:20:36,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-26 04:20:36,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,592 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:36,592 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,599 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:36,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-26 04:20:36,633 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:36,661 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-26 04:20:36,665 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-26 04:20:36,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-26 04:20:36,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-26 04:20:36,707 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-26 04:20:36,721 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-26 04:20:36,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-26 04:20:36,745 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-10-26 04:20:36,745 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-26 04:20:36,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-26 04:20:36,778 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2020-10-26 04:20:36,778 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-10-26 04:20:36,839 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-26 04:20:36,917 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2020-10-26 04:20:36,917 INFO L444 ModelExtractionUtils]: 40 out of 56 variables were initially zero. Simplification set additionally 14 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-26 04:20:36,920 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-26 04:20:36,927 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2020-10-26 04:20:36,927 INFO L510 LassoAnalysis]: Proved termination. [2020-10-26 04:20:36,927 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0.base) ULTIMATE.start_test_fun_~y_ref~0.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0.base) ULTIMATE.start_test_fun_~y_ref~0.offset)_2 Supporting invariants [] [2020-10-26 04:20:37,039 INFO L297 tatePredicateManager]: 20 out of 20 supporting invariants were superfluous and have been removed [2020-10-26 04:20:37,041 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-26 04:20:37,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:20:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 04:20:37,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-26 04:20:37,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 04:20:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 04:20:37,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 9 conjunts are in the unsatisfiable core [2020-10-26 04:20:37,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-26 04:20:37,121 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-26 04:20:37,134 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-26 04:20:37,344 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-26 04:20:37,345 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 66 [2020-10-26 04:20:37,350 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-10-26 04:20:37,353 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-26 04:20:37,356 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-26 04:20:37,440 INFO L625 ElimStorePlain]: treesize reduction 62, result has 61.5 percent of original size [2020-10-26 04:20:37,445 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-26 04:20:37,452 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-26 04:20:37,456 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-10-26 04:20:37,456 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:45, output treesize:99 [2020-10-26 04:20:37,459 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-26 04:20:37,463 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-26 04:20:50,180 WARN L193 SmtUtils]: Spent 12.68 s on a formula simplification that was a NOOP. DAG size: 43 [2020-10-26 04:20:50,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 04:20:50,183 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2020-10-26 04:20:50,183 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 41 transitions. cyclomatic complexity: 13 Second operand 7 states. [2020-10-26 04:20:50,405 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 41 transitions. cyclomatic complexity: 13. Second operand 7 states. Result 60 states and 89 transitions. Complement of second has 10 states. [2020-10-26 04:20:50,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2020-10-26 04:20:50,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-10-26 04:20:50,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2020-10-26 04:20:50,407 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 3 letters. Loop has 9 letters. [2020-10-26 04:20:50,407 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-26 04:20:50,407 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 12 letters. Loop has 9 letters. [2020-10-26 04:20:50,408 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-26 04:20:50,408 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 3 letters. Loop has 18 letters. [2020-10-26 04:20:50,408 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-26 04:20:50,408 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 89 transitions. [2020-10-26 04:20:50,412 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-26 04:20:50,412 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 0 states and 0 transitions. [2020-10-26 04:20:50,412 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-26 04:20:50,412 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-26 04:20:50,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-26 04:20:50,413 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-26 04:20:50,413 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-26 04:20:50,413 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-26 04:20:50,413 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-26 04:20:50,413 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2020-10-26 04:20:50,413 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-26 04:20:50,414 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-26 04:20:50,414 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-26 04:20:50,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.10 04:20:50 BoogieIcfgContainer [2020-10-26 04:20:50,421 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-26 04:20:50,422 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-26 04:20:50,422 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-26 04:20:50,422 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-26 04:20:50,423 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 04:20:27" (3/4) ... [2020-10-26 04:20:50,426 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-26 04:20:50,427 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-26 04:20:50,428 INFO L168 Benchmark]: Toolchain (without parser) took 23910.31 ms. Allocated memory was 48.2 MB in the beginning and 161.5 MB in the end (delta: 113.2 MB). Free memory was 24.4 MB in the beginning and 96.6 MB in the end (delta: -72.1 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. [2020-10-26 04:20:50,429 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 39.8 MB. Free memory was 26.0 MB in the beginning and 26.0 MB in the end (delta: 28.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:20:50,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.00 ms. Allocated memory is still 48.2 MB. Free memory was 23.8 MB in the beginning and 25.9 MB in the end (delta: -2.1 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2020-10-26 04:20:50,430 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.93 ms. Allocated memory is still 48.2 MB. Free memory was 25.7 MB in the beginning and 23.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:20:50,431 INFO L168 Benchmark]: Boogie Preprocessor took 29.75 ms. Allocated memory is still 48.2 MB. Free memory was 23.9 MB in the beginning and 22.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:20:50,432 INFO L168 Benchmark]: RCFGBuilder took 497.39 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 22.5 MB in the beginning and 40.4 MB in the end (delta: -17.9 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.1 GB. [2020-10-26 04:20:50,433 INFO L168 Benchmark]: BuchiAutomizer took 22641.86 ms. Allocated memory was 58.7 MB in the beginning and 161.5 MB in the end (delta: 102.8 MB). Free memory was 40.4 MB in the beginning and 96.6 MB in the end (delta: -56.2 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:20:50,433 INFO L168 Benchmark]: Witness Printer took 5.01 ms. Allocated memory is still 161.5 MB. Free memory is still 96.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:20:50,437 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 39.8 MB. Free memory was 26.0 MB in the beginning and 26.0 MB in the end (delta: 28.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 640.00 ms. Allocated memory is still 48.2 MB. Free memory was 23.8 MB in the beginning and 25.9 MB in the end (delta: -2.1 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.93 ms. Allocated memory is still 48.2 MB. Free memory was 25.7 MB in the beginning and 23.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.75 ms. Allocated memory is still 48.2 MB. Free memory was 23.9 MB in the beginning and 22.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 497.39 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 22.5 MB in the beginning and 40.4 MB in the end (delta: -17.9 MB). Peak memory consumption was 4.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 22641.86 ms. Allocated memory was 58.7 MB in the beginning and 161.5 MB in the end (delta: 102.8 MB). Free memory was 40.4 MB in the beginning and 96.6 MB in the end (delta: -56.2 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.1 GB. * Witness Printer took 5.01 ms. Allocated memory is still 161.5 MB. Free memory is still 96.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[x_ref][x_ref] and consists of 4 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] and consists of 6 locations. 2 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 22.5s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 8.5s. Construction of modules took 0.2s. Büchi inclusion checks took 13.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 30 states and ocurred in iteration 2. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 56 SDtfs, 27 SDslu, 103 SDs, 0 SdLazy, 101 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time LassoAnalysisResults: nont0 unkn0 SFLI2 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital286 mio100 ax106 hnf99 lsp93 ukn78 mio100 lsp30 div100 bol106 ite100 ukn100 eq163 hnf89 smp95 dnf221 smp73 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 185ms VariablesStem: 10 VariablesLoop: 7 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...