./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 20ed64ec 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/Avery-2006FLOPS-Tabel1_true-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 9b56ae1f9bab9d3b2bc1bd2f033ce64d7d92cfe1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 14:14:20,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 14:14:20,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 14:14:20,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 14:14:20,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 14:14:20,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 14:14:20,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 14:14:20,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 14:14:20,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 14:14:20,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 14:14:20,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 14:14:20,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 14:14:20,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 14:14:20,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 14:14:20,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 14:14:20,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 14:14:20,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 14:14:20,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 14:14:20,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 14:14:21,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 14:14:21,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 14:14:21,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 14:14:21,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 14:14:21,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 14:14:21,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 14:14:21,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 14:14:21,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 14:14:21,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 14:14:21,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 14:14:21,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 14:14:21,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 14:14:21,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 14:14:21,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 14:14:21,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 14:14:21,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 14:14:21,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 14:14:21,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 14:14:21,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 14:14:21,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 14:14:21,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 14:14:21,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 14:14:21,033 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-08-27 14:14:21,065 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 14:14:21,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 14:14:21,067 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 14:14:21,067 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 14:14:21,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 14:14:21,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 14:14:21,069 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 14:14:21,069 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-27 14:14:21,069 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-27 14:14:21,070 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-27 14:14:21,070 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-27 14:14:21,070 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-27 14:14:21,070 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-27 14:14:21,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 14:14:21,071 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 14:14:21,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 14:14:21,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 14:14:21,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-27 14:14:21,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-27 14:14:21,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-27 14:14:21,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 14:14:21,072 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-27 14:14:21,072 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 14:14:21,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-27 14:14:21,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 14:14:21,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 14:14:21,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 14:14:21,073 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 14:14:21,073 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 14:14:21,074 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-27 14:14:21,074 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b56ae1f9bab9d3b2bc1bd2f033ce64d7d92cfe1 [2021-08-27 14:14:21,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 14:14:21,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 14:14:21,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 14:14:21,388 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 14:14:21,389 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 14:14:21,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i [2021-08-27 14:14:21,432 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc00b3dd5/15fbc277bcc94d77b6e77e1b8ca0ee93/FLAGf5e6111f9 [2021-08-27 14:14:21,819 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 14:14:21,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i [2021-08-27 14:14:21,831 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc00b3dd5/15fbc277bcc94d77b6e77e1b8ca0ee93/FLAGf5e6111f9 [2021-08-27 14:14:22,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc00b3dd5/15fbc277bcc94d77b6e77e1b8ca0ee93 [2021-08-27 14:14:22,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 14:14:22,176 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 14:14:22,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 14:14:22,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 14:14:22,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 14:14:22,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 02:14:22" (1/1) ... [2021-08-27 14:14:22,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@410cf855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22, skipping insertion in model container [2021-08-27 14:14:22,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 02:14:22" (1/1) ... [2021-08-27 14:14:22,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 14:14:22,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 14:14:22,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 14:14:22,513 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 14:14:22,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 14:14:22,560 INFO L208 MainTranslator]: Completed translation [2021-08-27 14:14:22,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22 WrapperNode [2021-08-27 14:14:22,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 14:14:22,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 14:14:22,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 14:14:22,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 14:14:22,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22" (1/1) ... [2021-08-27 14:14:22,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22" (1/1) ... [2021-08-27 14:14:22,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 14:14:22,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 14:14:22,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 14:14:22,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 14:14:22,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22" (1/1) ... [2021-08-27 14:14:22,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22" (1/1) ... [2021-08-27 14:14:22,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22" (1/1) ... [2021-08-27 14:14:22,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22" (1/1) ... [2021-08-27 14:14:22,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22" (1/1) ... [2021-08-27 14:14:22,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22" (1/1) ... [2021-08-27 14:14:22,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22" (1/1) ... [2021-08-27 14:14:22,603 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 14:14:22,604 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 14:14:22,604 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 14:14:22,604 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 14:14:22,605 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22" (1/1) ... [2021-08-27 14:14:22,609 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:22,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:22,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:22,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-08-27 14:14:22,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-27 14:14:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-27 14:14:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 14:14:22,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-27 14:14:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 14:14:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 14:14:23,009 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 14:14:23,010 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-08-27 14:14:23,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:14:23 BoogieIcfgContainer [2021-08-27 14:14:23,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 14:14:23,012 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-27 14:14:23,013 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-27 14:14:23,015 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-27 14:14:23,016 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:14:23,016 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.08 02:14:22" (1/3) ... [2021-08-27 14:14:23,017 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4bc71870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 02:14:23, skipping insertion in model container [2021-08-27 14:14:23,017 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:14:23,017 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:14:22" (2/3) ... [2021-08-27 14:14:23,018 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4bc71870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 02:14:23, skipping insertion in model container [2021-08-27 14:14:23,018 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:14:23,018 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:14:23" (3/3) ... [2021-08-27 14:14:23,019 INFO L389 chiAutomizerObserver]: Analyzing ICFG Avery-2006FLOPS-Tabel1_true-alloca.i [2021-08-27 14:14:23,051 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-27 14:14:23,052 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-27 14:14:23,052 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-27 14:14:23,052 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-27 14:14:23,052 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-27 14:14:23,052 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-27 14:14:23,052 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-27 14:14:23,052 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-27 14:14:23,061 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:14:23,072 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-08-27 14:14:23,072 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:14:23,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:14:23,076 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-08-27 14:14:23,076 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-08-27 14:14:23,076 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-27 14:14:23,076 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:14:23,078 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-08-27 14:14:23,078 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:14:23,079 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:14:23,079 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-08-27 14:14:23,079 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-08-27 14:14:23,083 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~nondet22, main_#t~nondet23, main_#t~ret24, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet22;havoc main_#t~nondet22;main_~y~0 := main_#t~nondet23;havoc main_#t~nondet23;subxy_#in~x, subxy_#in~y := main_~x~0, main_~y~0;havoc subxy_#res;havoc subxy_#t~malloc2.base, subxy_#t~malloc2.offset, subxy_#t~malloc3.base, subxy_#t~malloc3.offset, subxy_#t~malloc4.base, subxy_#t~malloc4.offset, subxy_#t~malloc5.base, subxy_#t~malloc5.offset, subxy_#t~mem6, subxy_#t~mem7, subxy_#t~mem8, subxy_#t~short9, subxy_#t~mem11, subxy_#t~post12, subxy_#t~mem13, subxy_#t~post14, subxy_#t~mem10, subxy_#t~mem17, subxy_#t~post18, subxy_#t~mem19, subxy_#t~post20, subxy_#t~mem15, subxy_#t~mem16, subxy_#t~mem21, subxy_~x, subxy_~y, subxy_~x_ref~0.base, subxy_~x_ref~0.offset, subxy_~y_ref~0.base, subxy_~y_ref~0.offset, subxy_~z~0.base, subxy_~z~0.offset, subxy_~i~0.base, subxy_~i~0.offset;subxy_~x := subxy_#in~x;subxy_~y := subxy_#in~y;call subxy_#t~malloc2.base, subxy_#t~malloc2.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0.base, subxy_~x_ref~0.offset := subxy_#t~malloc2.base, subxy_#t~malloc2.offset;call subxy_#t~malloc3.base, subxy_#t~malloc3.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0.base, subxy_~y_ref~0.offset := subxy_#t~malloc3.base, subxy_#t~malloc3.offset;call subxy_#t~malloc4.base, subxy_#t~malloc4.offset := #Ultimate.allocOnStack(4);subxy_~z~0.base, subxy_~z~0.offset := subxy_#t~malloc4.base, subxy_#t~malloc4.offset;call subxy_#t~malloc5.base, subxy_#t~malloc5.offset := #Ultimate.allocOnStack(4);subxy_~i~0.base, subxy_~i~0.offset := subxy_#t~malloc5.base, subxy_#t~malloc5.offset;call write~int(subxy_~x, subxy_~x_ref~0.base, subxy_~x_ref~0.offset, 4);call write~int(subxy_~y, subxy_~y_ref~0.base, subxy_~y_ref~0.offset, 4);call write~int(0, subxy_~z~0.base, subxy_~z~0.offset, 4);call subxy_#t~mem6 := read~int(subxy_~x_ref~0.base, subxy_~x_ref~0.offset, 4);call write~int(subxy_#t~mem6, subxy_~i~0.base, subxy_~i~0.offset, 4);havoc subxy_#t~mem6;call subxy_#t~mem7 := read~int(subxy_~y_ref~0.base, subxy_~y_ref~0.offset, 4);subxy_#t~short9 := subxy_#t~mem7 <= 0; 6#L556true assume !subxy_#t~short9;call subxy_#t~mem8 := read~int(subxy_~x_ref~0.base, subxy_~x_ref~0.offset, 4);subxy_#t~short9 := subxy_#t~mem8 <= 0; 8#L556-2true assume !subxy_#t~short9;havoc subxy_#t~mem7;havoc subxy_#t~mem8;havoc subxy_#t~short9; 7#L559-3true [2021-08-27 14:14:23,084 INFO L793 eck$LassoCheckResult]: Loop: 7#L559-3true call subxy_#t~mem10 := read~int(subxy_~i~0.base, subxy_~i~0.offset, 4); 9#L559-1true assume !!(subxy_#t~mem10 > 0);havoc subxy_#t~mem10;call subxy_#t~mem11 := read~int(subxy_~i~0.base, subxy_~i~0.offset, 4);subxy_#t~post12 := subxy_#t~mem11;call write~int(subxy_#t~post12 - 1, subxy_~i~0.base, subxy_~i~0.offset, 4);havoc subxy_#t~mem11;havoc subxy_#t~post12;call subxy_#t~mem13 := read~int(subxy_~z~0.base, subxy_~z~0.offset, 4);subxy_#t~post14 := subxy_#t~mem13;call write~int(1 + subxy_#t~post14, subxy_~z~0.base, subxy_~z~0.offset, 4);havoc subxy_#t~mem13;havoc subxy_#t~post14; 7#L559-3true [2021-08-27 14:14:23,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:14:23,087 INFO L82 PathProgramCache]: Analyzing trace with hash 925673, now seen corresponding path program 1 times [2021-08-27 14:14:23,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:14:23,097 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245834712] [2021-08-27 14:14:23,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:14:23,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:14:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:23,209 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:14:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:23,287 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:14:23,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:14:23,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1542, now seen corresponding path program 1 times [2021-08-27 14:14:23,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:14:23,292 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820139110] [2021-08-27 14:14:23,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:14:23,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:14:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:23,308 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:14:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:23,318 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:14:23,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:14:23,327 INFO L82 PathProgramCache]: Analyzing trace with hash 889572334, now seen corresponding path program 1 times [2021-08-27 14:14:23,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:14:23,327 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096032292] [2021-08-27 14:14:23,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:14:23,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:14:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:23,369 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:14:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:23,409 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:14:24,629 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:14:24,629 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:14:24,629 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:14:24,629 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:14:24,630 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:14:24,630 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:24,630 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:14:24,630 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:14:24,630 INFO L133 ssoRankerPreferences]: Filename of dumped script: Avery-2006FLOPS-Tabel1_true-alloca.i_Iteration1_Lasso [2021-08-27 14:14:24,630 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:14:24,630 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:14:24,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:24,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:24,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:24,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:24,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:24,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:24,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:24,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:24,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:24,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:25,791 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:14:25,794 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:14:25,796 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:25,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:25,802 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:25,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-08-27 14:14:25,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:25,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:25,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:25,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:25,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:25,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:25,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:25,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:25,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:25,869 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-08-27 14:14:25,870 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:25,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:25,873 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:25,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-08-27 14:14:25,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:25,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:25,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:25,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:25,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:25,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:25,884 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:25,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:25,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:25,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:25,904 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:25,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:25,913 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:25,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-08-27 14:14:25,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:25,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:25,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:25,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:25,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:25,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:25,942 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:25,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:25,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:25,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:25,980 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:25,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:25,981 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:25,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-08-27 14:14:25,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:25,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:25,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:25,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:25,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:25,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:25,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:25,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:26,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:26,034 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-08-27 14:14:26,035 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:26,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:26,036 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:26,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-08-27 14:14:26,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:26,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:26,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:26,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:26,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:26,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:26,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:26,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:26,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:26,074 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:26,075 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:26,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:26,076 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:26,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-08-27 14:14:26,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:26,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:26,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:26,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:26,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:26,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:26,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:26,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:26,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:26,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:26,124 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:26,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:26,125 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:26,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-08-27 14:14:26,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:26,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:26,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:26,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:26,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:26,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:26,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:26,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:26,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:26,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:26,176 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:26,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:26,177 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:26,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-08-27 14:14:26,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:26,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:26,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:26,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:26,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:26,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:26,188 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:26,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:26,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:26,211 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:26,211 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:26,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:26,212 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:26,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-08-27 14:14:26,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:26,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:26,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:26,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:26,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:26,237 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:26,237 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:26,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:26,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:26,285 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:26,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:26,286 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:26,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-08-27 14:14:26,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:26,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:26,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:26,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:26,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:26,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:26,310 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:26,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:26,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:26,348 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:26,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:26,349 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:26,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-08-27 14:14:26,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:26,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:26,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:26,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:26,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:26,361 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:26,361 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:26,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:26,403 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:26,403 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:26,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:26,404 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:26,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-08-27 14:14:26,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:26,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:26,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:26,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:26,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:26,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:26,421 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:26,435 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:14:26,449 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-08-27 14:14:26,449 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2021-08-27 14:14:26,450 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:26,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:26,452 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:26,464 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:14:26,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-08-27 14:14:26,483 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-27 14:14:26,483 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:14:26,484 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_subxy_~i~0.base) ULTIMATE.start_subxy_~i~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_subxy_~i~0.base) ULTIMATE.start_subxy_~i~0.offset)_1 Supporting invariants [] [2021-08-27 14:14:26,509 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:26,605 INFO L297 tatePredicateManager]: 34 out of 36 supporting invariants were superfluous and have been removed [2021-08-27 14:14:26,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:14:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:14:26,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-27 14:14:26,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:14:26,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2021-08-27 14:14:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:14:26,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-27 14:14:26,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:14:26,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:14:26,772 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-08-27 14:14:26,773 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:14:26,833 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 41 transitions. Complement of second has 9 states. [2021-08-27 14:14:26,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-08-27 14:14:26,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:14:26,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 24 transitions. [2021-08-27 14:14:26,837 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 4 letters. Loop has 2 letters. [2021-08-27 14:14:26,837 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:14:26,838 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 6 letters. Loop has 2 letters. [2021-08-27 14:14:26,838 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:14:26,838 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 4 letters. Loop has 4 letters. [2021-08-27 14:14:26,838 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:14:26,839 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 41 transitions. [2021-08-27 14:14:26,872 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-08-27 14:14:26,875 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 12 states and 15 transitions. [2021-08-27 14:14:26,876 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2021-08-27 14:14:26,876 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-08-27 14:14:26,877 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2021-08-27 14:14:26,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:14:26,877 INFO L681 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-08-27 14:14:26,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2021-08-27 14:14:26,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 10. [2021-08-27 14:14:26,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:14:26,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2021-08-27 14:14:26,899 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:26,902 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-08-27 14:14:26,903 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-08-27 14:14:26,903 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-27 14:14:26,903 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2021-08-27 14:14:26,903 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-08-27 14:14:26,904 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:14:26,904 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:14:26,904 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-08-27 14:14:26,904 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-08-27 14:14:26,904 INFO L791 eck$LassoCheckResult]: Stem: 242#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 243#L-1 havoc main_#res;havoc main_#t~nondet22, main_#t~nondet23, main_#t~ret24, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet22;havoc main_#t~nondet22;main_~y~0 := main_#t~nondet23;havoc main_#t~nondet23;subxy_#in~x, subxy_#in~y := main_~x~0, main_~y~0;havoc subxy_#res;havoc subxy_#t~malloc2.base, subxy_#t~malloc2.offset, subxy_#t~malloc3.base, subxy_#t~malloc3.offset, subxy_#t~malloc4.base, subxy_#t~malloc4.offset, subxy_#t~malloc5.base, subxy_#t~malloc5.offset, subxy_#t~mem6, subxy_#t~mem7, subxy_#t~mem8, subxy_#t~short9, subxy_#t~mem11, subxy_#t~post12, subxy_#t~mem13, subxy_#t~post14, subxy_#t~mem10, subxy_#t~mem17, subxy_#t~post18, subxy_#t~mem19, subxy_#t~post20, subxy_#t~mem15, subxy_#t~mem16, subxy_#t~mem21, subxy_~x, subxy_~y, subxy_~x_ref~0.base, subxy_~x_ref~0.offset, subxy_~y_ref~0.base, subxy_~y_ref~0.offset, subxy_~z~0.base, subxy_~z~0.offset, subxy_~i~0.base, subxy_~i~0.offset;subxy_~x := subxy_#in~x;subxy_~y := subxy_#in~y;call subxy_#t~malloc2.base, subxy_#t~malloc2.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0.base, subxy_~x_ref~0.offset := subxy_#t~malloc2.base, subxy_#t~malloc2.offset;call subxy_#t~malloc3.base, subxy_#t~malloc3.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0.base, subxy_~y_ref~0.offset := subxy_#t~malloc3.base, subxy_#t~malloc3.offset;call subxy_#t~malloc4.base, subxy_#t~malloc4.offset := #Ultimate.allocOnStack(4);subxy_~z~0.base, subxy_~z~0.offset := subxy_#t~malloc4.base, subxy_#t~malloc4.offset;call subxy_#t~malloc5.base, subxy_#t~malloc5.offset := #Ultimate.allocOnStack(4);subxy_~i~0.base, subxy_~i~0.offset := subxy_#t~malloc5.base, subxy_#t~malloc5.offset;call write~int(subxy_~x, subxy_~x_ref~0.base, subxy_~x_ref~0.offset, 4);call write~int(subxy_~y, subxy_~y_ref~0.base, subxy_~y_ref~0.offset, 4);call write~int(0, subxy_~z~0.base, subxy_~z~0.offset, 4);call subxy_#t~mem6 := read~int(subxy_~x_ref~0.base, subxy_~x_ref~0.offset, 4);call write~int(subxy_#t~mem6, subxy_~i~0.base, subxy_~i~0.offset, 4);havoc subxy_#t~mem6;call subxy_#t~mem7 := read~int(subxy_~y_ref~0.base, subxy_~y_ref~0.offset, 4);subxy_#t~short9 := subxy_#t~mem7 <= 0; 244#L556 assume !subxy_#t~short9;call subxy_#t~mem8 := read~int(subxy_~x_ref~0.base, subxy_~x_ref~0.offset, 4);subxy_#t~short9 := subxy_#t~mem8 <= 0; 245#L556-2 assume !subxy_#t~short9;havoc subxy_#t~mem7;havoc subxy_#t~mem8;havoc subxy_#t~short9; 246#L559-3 call subxy_#t~mem10 := read~int(subxy_~i~0.base, subxy_~i~0.offset, 4); 248#L559-1 assume !(subxy_#t~mem10 > 0);havoc subxy_#t~mem10; 251#L563-2 [2021-08-27 14:14:26,905 INFO L793 eck$LassoCheckResult]: Loop: 251#L563-2 call subxy_#t~mem15 := read~int(subxy_~i~0.base, subxy_~i~0.offset, 4);call subxy_#t~mem16 := read~int(subxy_~y_ref~0.base, subxy_~y_ref~0.offset, 4); 250#L563 assume !!(subxy_#t~mem15 < subxy_#t~mem16);havoc subxy_#t~mem15;havoc subxy_#t~mem16;call subxy_#t~mem17 := read~int(subxy_~i~0.base, subxy_~i~0.offset, 4);subxy_#t~post18 := subxy_#t~mem17;call write~int(1 + subxy_#t~post18, subxy_~i~0.base, subxy_~i~0.offset, 4);havoc subxy_#t~mem17;havoc subxy_#t~post18;call subxy_#t~mem19 := read~int(subxy_~z~0.base, subxy_~z~0.offset, 4);subxy_#t~post20 := subxy_#t~mem19;call write~int(subxy_#t~post20 - 1, subxy_~z~0.base, subxy_~z~0.offset, 4);havoc subxy_#t~mem19;havoc subxy_#t~post20; 251#L563-2 [2021-08-27 14:14:26,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:14:26,905 INFO L82 PathProgramCache]: Analyzing trace with hash 889572332, now seen corresponding path program 1 times [2021-08-27 14:14:26,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:14:26,906 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907497540] [2021-08-27 14:14:26,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:14:26,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:14:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:14:27,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:14:27,012 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 14:14:27,012 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907497540] [2021-08-27 14:14:27,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907497540] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 14:14:27,013 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 14:14:27,013 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-27 14:14:27,013 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271469352] [2021-08-27 14:14:27,015 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-27 14:14:27,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:14:27,016 INFO L82 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2021-08-27 14:14:27,016 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:14:27,016 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312637955] [2021-08-27 14:14:27,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:14:27,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:14:27,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:27,022 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:14:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:27,027 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:14:27,139 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 14:14:27,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-27 14:14:27,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-27 14:14:27,142 INFO L87 Difference]: Start difference. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:14:27,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 14:14:27,208 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2021-08-27 14:14:27,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-27 14:14:27,209 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 14 transitions. [2021-08-27 14:14:27,210 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-08-27 14:14:27,210 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 11 states and 13 transitions. [2021-08-27 14:14:27,210 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2021-08-27 14:14:27,210 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-08-27 14:14:27,210 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 13 transitions. [2021-08-27 14:14:27,210 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:14:27,211 INFO L681 BuchiCegarLoop]: Abstraction has 11 states and 13 transitions. [2021-08-27 14:14:27,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 13 transitions. [2021-08-27 14:14:27,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2021-08-27 14:14:27,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:14:27,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2021-08-27 14:14:27,212 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 12 transitions. [2021-08-27 14:14:27,212 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 12 transitions. [2021-08-27 14:14:27,212 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-08-27 14:14:27,212 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 12 transitions. [2021-08-27 14:14:27,213 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-08-27 14:14:27,213 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:14:27,213 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:14:27,213 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1] [2021-08-27 14:14:27,213 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-08-27 14:14:27,214 INFO L791 eck$LassoCheckResult]: Stem: 279#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 280#L-1 havoc main_#res;havoc main_#t~nondet22, main_#t~nondet23, main_#t~ret24, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet22;havoc main_#t~nondet22;main_~y~0 := main_#t~nondet23;havoc main_#t~nondet23;subxy_#in~x, subxy_#in~y := main_~x~0, main_~y~0;havoc subxy_#res;havoc subxy_#t~malloc2.base, subxy_#t~malloc2.offset, subxy_#t~malloc3.base, subxy_#t~malloc3.offset, subxy_#t~malloc4.base, subxy_#t~malloc4.offset, subxy_#t~malloc5.base, subxy_#t~malloc5.offset, subxy_#t~mem6, subxy_#t~mem7, subxy_#t~mem8, subxy_#t~short9, subxy_#t~mem11, subxy_#t~post12, subxy_#t~mem13, subxy_#t~post14, subxy_#t~mem10, subxy_#t~mem17, subxy_#t~post18, subxy_#t~mem19, subxy_#t~post20, subxy_#t~mem15, subxy_#t~mem16, subxy_#t~mem21, subxy_~x, subxy_~y, subxy_~x_ref~0.base, subxy_~x_ref~0.offset, subxy_~y_ref~0.base, subxy_~y_ref~0.offset, subxy_~z~0.base, subxy_~z~0.offset, subxy_~i~0.base, subxy_~i~0.offset;subxy_~x := subxy_#in~x;subxy_~y := subxy_#in~y;call subxy_#t~malloc2.base, subxy_#t~malloc2.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0.base, subxy_~x_ref~0.offset := subxy_#t~malloc2.base, subxy_#t~malloc2.offset;call subxy_#t~malloc3.base, subxy_#t~malloc3.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0.base, subxy_~y_ref~0.offset := subxy_#t~malloc3.base, subxy_#t~malloc3.offset;call subxy_#t~malloc4.base, subxy_#t~malloc4.offset := #Ultimate.allocOnStack(4);subxy_~z~0.base, subxy_~z~0.offset := subxy_#t~malloc4.base, subxy_#t~malloc4.offset;call subxy_#t~malloc5.base, subxy_#t~malloc5.offset := #Ultimate.allocOnStack(4);subxy_~i~0.base, subxy_~i~0.offset := subxy_#t~malloc5.base, subxy_#t~malloc5.offset;call write~int(subxy_~x, subxy_~x_ref~0.base, subxy_~x_ref~0.offset, 4);call write~int(subxy_~y, subxy_~y_ref~0.base, subxy_~y_ref~0.offset, 4);call write~int(0, subxy_~z~0.base, subxy_~z~0.offset, 4);call subxy_#t~mem6 := read~int(subxy_~x_ref~0.base, subxy_~x_ref~0.offset, 4);call write~int(subxy_#t~mem6, subxy_~i~0.base, subxy_~i~0.offset, 4);havoc subxy_#t~mem6;call subxy_#t~mem7 := read~int(subxy_~y_ref~0.base, subxy_~y_ref~0.offset, 4);subxy_#t~short9 := subxy_#t~mem7 <= 0; 281#L556 assume !subxy_#t~short9;call subxy_#t~mem8 := read~int(subxy_~x_ref~0.base, subxy_~x_ref~0.offset, 4);subxy_#t~short9 := subxy_#t~mem8 <= 0; 282#L556-2 assume !subxy_#t~short9;havoc subxy_#t~mem7;havoc subxy_#t~mem8;havoc subxy_#t~short9; 283#L559-3 call subxy_#t~mem10 := read~int(subxy_~i~0.base, subxy_~i~0.offset, 4); 284#L559-1 assume !!(subxy_#t~mem10 > 0);havoc subxy_#t~mem10;call subxy_#t~mem11 := read~int(subxy_~i~0.base, subxy_~i~0.offset, 4);subxy_#t~post12 := subxy_#t~mem11;call write~int(subxy_#t~post12 - 1, subxy_~i~0.base, subxy_~i~0.offset, 4);havoc subxy_#t~mem11;havoc subxy_#t~post12;call subxy_#t~mem13 := read~int(subxy_~z~0.base, subxy_~z~0.offset, 4);subxy_#t~post14 := subxy_#t~mem13;call write~int(1 + subxy_#t~post14, subxy_~z~0.base, subxy_~z~0.offset, 4);havoc subxy_#t~mem13;havoc subxy_#t~post14; 285#L559-3 call subxy_#t~mem10 := read~int(subxy_~i~0.base, subxy_~i~0.offset, 4); 286#L559-1 assume !(subxy_#t~mem10 > 0);havoc subxy_#t~mem10; 288#L563-2 [2021-08-27 14:14:27,214 INFO L793 eck$LassoCheckResult]: Loop: 288#L563-2 call subxy_#t~mem15 := read~int(subxy_~i~0.base, subxy_~i~0.offset, 4);call subxy_#t~mem16 := read~int(subxy_~y_ref~0.base, subxy_~y_ref~0.offset, 4); 287#L563 assume !!(subxy_#t~mem15 < subxy_#t~mem16);havoc subxy_#t~mem15;havoc subxy_#t~mem16;call subxy_#t~mem17 := read~int(subxy_~i~0.base, subxy_~i~0.offset, 4);subxy_#t~post18 := subxy_#t~mem17;call write~int(1 + subxy_#t~post18, subxy_~i~0.base, subxy_~i~0.offset, 4);havoc subxy_#t~mem17;havoc subxy_#t~post18;call subxy_#t~mem19 := read~int(subxy_~z~0.base, subxy_~z~0.offset, 4);subxy_#t~post20 := subxy_#t~mem19;call write~int(subxy_#t~post20 - 1, subxy_~z~0.base, subxy_~z~0.offset, 4);havoc subxy_#t~mem19;havoc subxy_#t~post20; 288#L563-2 [2021-08-27 14:14:27,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:14:27,214 INFO L82 PathProgramCache]: Analyzing trace with hash 180521649, now seen corresponding path program 1 times [2021-08-27 14:14:27,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:14:27,215 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642076992] [2021-08-27 14:14:27,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:14:27,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:14:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:27,231 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:14:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:27,247 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:14:27,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:14:27,248 INFO L82 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 2 times [2021-08-27 14:14:27,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:14:27,248 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835316536] [2021-08-27 14:14:27,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:14:27,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:14:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:27,253 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:14:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:27,258 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:14:27,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:14:27,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1682613814, now seen corresponding path program 1 times [2021-08-27 14:14:27,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:14:27,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677051514] [2021-08-27 14:14:27,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:14:27,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:14:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:27,273 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:14:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:14:27,296 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:14:29,890 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:14:29,890 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:14:29,890 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:14:29,890 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:14:29,890 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:14:29,890 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:29,890 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:14:29,890 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:14:29,890 INFO L133 ssoRankerPreferences]: Filename of dumped script: Avery-2006FLOPS-Tabel1_true-alloca.i_Iteration3_Lasso [2021-08-27 14:14:29,890 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:14:29,890 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:14:29,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:29,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:30,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:14:31,310 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:14:31,311 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:14:31,311 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,312 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-08-27 14:14:31,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:31,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:31,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:31,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:31,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:31,360 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,361 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-08-27 14:14:31,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,373 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:31,373 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:31,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:31,410 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-08-27 14:14:31,411 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,412 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-08-27 14:14:31,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:31,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,422 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:31,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:31,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:31,453 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:31,453 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,454 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-08-27 14:14:31,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,481 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:31,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:31,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:31,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-08-27 14:14:31,530 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,532 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-08-27 14:14:31,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:31,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,543 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:31,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:31,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:31,567 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-08-27 14:14:31,567 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,568 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:31,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,581 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:31,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:31,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-08-27 14:14:31,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:31,613 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-08-27 14:14:31,614 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,615 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-08-27 14:14:31,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:31,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,625 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:31,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:31,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:31,674 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:31,675 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,676 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-08-27 14:14:31,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:31,707 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:31,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:31,737 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:31,737 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,750 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-08-27 14:14:31,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:31,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,758 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:31,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:31,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:31,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:31,784 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,785 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-08-27 14:14:31,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:31,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:31,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:31,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:31,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-08-27 14:14:31,825 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,826 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-08-27 14:14:31,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:31,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:31,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:31,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:31,862 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:31,863 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,863 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-08-27 14:14:31,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:14:31,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:14:31,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:14:31,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:31,929 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:31,929 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:31,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:31,934 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:31,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-08-27 14:14:31,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:31,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:31,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:31,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:31,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:31,961 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:31,961 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:31,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:32,027 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:32,027 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:32,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:32,028 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:32,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-08-27 14:14:32,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:32,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:32,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:32,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:32,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:32,039 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:32,039 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:32,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:32,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:32,072 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:32,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:32,073 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:32,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-08-27 14:14:32,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:32,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:32,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:32,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:32,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:32,087 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:32,087 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:32,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:32,119 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:32,120 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:32,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:32,120 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:32,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-08-27 14:14:32,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:32,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:32,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:32,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:32,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:32,132 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:32,132 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:32,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:32,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:32,161 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:32,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:32,162 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:32,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-08-27 14:14:32,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:32,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:32,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:32,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:32,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:32,185 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:32,185 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:32,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:32,221 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:32,222 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:32,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:32,223 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:32,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-08-27 14:14:32,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:32,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:32,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:32,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:32,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:32,237 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:32,238 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:32,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:32,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-08-27 14:14:32,273 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:32,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:32,274 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:32,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-08-27 14:14:32,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:32,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:32,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:32,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:32,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:32,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:32,297 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:32,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:32,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:32,361 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:32,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:32,377 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:32,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:32,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:32,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:32,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:32,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:32,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-08-27 14:14:32,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:32,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:32,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:14:32,485 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:32,485 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:32,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:32,486 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:32,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:14:32,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:14:32,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:14:32,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:14:32,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:14:32,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:14:32,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:14:32,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-08-27 14:14:32,523 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:14:32,543 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2021-08-27 14:14:32,543 INFO L444 ModelExtractionUtils]: 9 out of 31 variables were initially zero. Simplification set additionally 19 variables to zero. [2021-08-27 14:14:32,543 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:14:32,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:14:32,544 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:14:32,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-08-27 14:14:32,546 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:14:32,567 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-27 14:14:32,568 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:14:32,568 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_subxy_~y_ref~0.base) ULTIMATE.start_subxy_~y_ref~0.offset)_2, v_rep(select (select #memory_int ULTIMATE.start_subxy_~i~0.base) ULTIMATE.start_subxy_~i~0.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_subxy_~y_ref~0.base) ULTIMATE.start_subxy_~y_ref~0.offset)_2 - 1*v_rep(select (select #memory_int ULTIMATE.start_subxy_~i~0.base) ULTIMATE.start_subxy_~i~0.offset)_2 Supporting invariants [] [2021-08-27 14:14:32,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:32,722 INFO L297 tatePredicateManager]: 39 out of 41 supporting invariants were superfluous and have been removed [2021-08-27 14:14:32,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:14:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:14:32,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-27 14:14:32,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:14:32,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-27 14:14:32,937 INFO L354 Elim1Store]: treesize reduction 26, result has 57.4 percent of original size [2021-08-27 14:14:32,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 106 treesize of output 70 [2021-08-27 14:14:32,999 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-08-27 14:14:33,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-27 14:14:33,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2021-08-27 14:14:33,165 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-27 14:14:33,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 30 [2021-08-27 14:14:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:14:33,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 9 conjunts are in the unsatisfiable core [2021-08-27 14:14:33,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:14:33,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:14:33,259 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2021-08-27 14:14:33,259 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:14:33,376 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 13 states and 16 transitions. Complement of second has 8 states. [2021-08-27 14:14:33,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 5 stem states 1 non-accepting loop states 1 accepting loop states [2021-08-27 14:14:33,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:14:33,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 12 transitions. [2021-08-27 14:14:33,377 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 12 transitions. Stem has 8 letters. Loop has 2 letters. [2021-08-27 14:14:33,377 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:14:33,377 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 12 transitions. Stem has 10 letters. Loop has 2 letters. [2021-08-27 14:14:33,377 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:14:33,377 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 12 transitions. Stem has 8 letters. Loop has 4 letters. [2021-08-27 14:14:33,378 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:14:33,378 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2021-08-27 14:14:33,379 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 14:14:33,379 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 0 states and 0 transitions. [2021-08-27 14:14:33,379 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-27 14:14:33,379 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-27 14:14:33,379 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-27 14:14:33,379 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 14:14:33,380 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 14:14:33,380 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 14:14:33,380 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 14:14:33,380 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-08-27 14:14:33,380 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-08-27 14:14:33,380 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 14:14:33,380 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-27 14:14:33,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.08 02:14:33 BoogieIcfgContainer [2021-08-27 14:14:33,385 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-08-27 14:14:33,385 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 14:14:33,385 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 14:14:33,385 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 14:14:33,386 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:14:23" (3/4) ... [2021-08-27 14:14:33,387 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-27 14:14:33,387 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 14:14:33,389 INFO L168 Benchmark]: Toolchain (without parser) took 11212.16 ms. Allocated memory was 48.2 MB in the beginning and 190.8 MB in the end (delta: 142.6 MB). Free memory was 23.4 MB in the beginning and 85.1 MB in the end (delta: -61.7 MB). Peak memory consumption was 79.8 MB. Max. memory is 16.1 GB. [2021-08-27 14:14:33,389 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 48.2 MB. Free memory is still 30.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:14:33,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.92 ms. Allocated memory was 48.2 MB in the beginning and 60.8 MB in the end (delta: 12.6 MB). Free memory was 23.2 MB in the beginning and 39.2 MB in the end (delta: -16.0 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. [2021-08-27 14:14:33,390 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.25 ms. Allocated memory is still 60.8 MB. Free memory was 39.0 MB in the beginning and 37.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 14:14:33,390 INFO L168 Benchmark]: Boogie Preprocessor took 14.62 ms. Allocated memory is still 60.8 MB. Free memory was 37.2 MB in the beginning and 35.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 14:14:33,390 INFO L168 Benchmark]: RCFGBuilder took 407.06 ms. Allocated memory is still 60.8 MB. Free memory was 35.9 MB in the beginning and 31.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. [2021-08-27 14:14:33,390 INFO L168 Benchmark]: BuchiAutomizer took 10373.06 ms. Allocated memory was 60.8 MB in the beginning and 190.8 MB in the end (delta: 130.0 MB). Free memory was 31.2 MB in the beginning and 85.1 MB in the end (delta: -53.9 MB). Peak memory consumption was 78.2 MB. Max. memory is 16.1 GB. [2021-08-27 14:14:33,391 INFO L168 Benchmark]: Witness Printer took 2.30 ms. Allocated memory is still 190.8 MB. Free memory is still 85.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:14:33,393 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 48.2 MB. Free memory is still 30.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 383.92 ms. Allocated memory was 48.2 MB in the beginning and 60.8 MB in the end (delta: 12.6 MB). Free memory was 23.2 MB in the beginning and 39.2 MB in the end (delta: -16.0 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 27.25 ms. Allocated memory is still 60.8 MB. Free memory was 39.0 MB in the beginning and 37.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 14.62 ms. Allocated memory is still 60.8 MB. Free memory was 37.2 MB in the beginning and 35.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 407.06 ms. Allocated memory is still 60.8 MB. Free memory was 35.9 MB in the beginning and 31.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 10373.06 ms. Allocated memory was 60.8 MB in the beginning and 190.8 MB in the end (delta: 130.0 MB). Free memory was 31.2 MB in the beginning and 85.1 MB in the end (delta: -53.9 MB). Peak memory consumption was 78.2 MB. Max. memory is 16.1 GB. * Witness Printer took 2.30 ms. Allocated memory is still 190.8 MB. Free memory is still 85.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[i][i] and consists of 6 locations. One deterministic module has affine ranking function -1 * unknown-#memory_int-unknown[i][i] + unknown-#memory_int-unknown[y_ref][y_ref] and consists of 7 locations. 1 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.3s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 9.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 12.0ms AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 10 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 20 SDtfs, 19 SDslu, 28 SDs, 0 SdLazy, 61 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 61.4ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital782 mio100 ax102 hnf100 lsp95 ukn31 mio100 lsp33 div100 bol100 ite100 ukn100 eq193 hnf87 smp98 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 35ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-08-27 14:14:33,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...