./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/simple_3-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/simple_3-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer --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 32bit --witnessprinter.graph.data.programhash be63c976650441aaee3d3a743a32b09c44df32d0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 22:29:17,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:29:17,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:29:17,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 22:29:17,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 22:29:17,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 22:29:17,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 22:29:17,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 22:29:17,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 22:29:17,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 22:29:17,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 22:29:17,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 22:29:17,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:29:17,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:29:17,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:29:17,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:29:17,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:29:17,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:29:17,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:29:17,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:29:17,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:29:17,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:29:17,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:29:17,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:29:17,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:29:17,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:29:17,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:29:17,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:29:17,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:29:17,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:29:17,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:29:17,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:29:17,923 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:29:17,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:29:17,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:29:17,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:29:17,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:29:17,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:29:17,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:29:17,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:29:17,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:29:17,931 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-15 22:29:17,950 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:29:17,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:29:17,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:29:17,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:29:17,954 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:29:17,954 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-15 22:29:17,955 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-15 22:29:17,955 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-15 22:29:17,955 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-15 22:29:17,955 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-15 22:29:17,956 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-15 22:29:17,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:29:17,957 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 22:29:17,957 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 22:29:17,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 22:29:17,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 22:29:17,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:29:17,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-15 22:29:17,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-15 22:29:17,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-15 22:29:17,959 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 22:29:17,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 22:29:17,960 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-15 22:29:17,960 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:29:17,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-15 22:29:17,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:29:17,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:29:17,961 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-15 22:29:17,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:29:17,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 22:29:17,962 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-15 22:29:17,963 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-15 22:29:17,963 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be63c976650441aaee3d3a743a32b09c44df32d0 [2019-11-15 22:29:18,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:29:18,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:29:18,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:29:18,034 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:29:18,035 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:29:18,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/simple_3-1.c [2019-11-15 22:29:18,097 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/data/703c81e90/289ca8472db94d488df5702167478b42/FLAG283b9d163 [2019-11-15 22:29:18,507 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:29:18,507 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/sv-benchmarks/c/loop-acceleration/simple_3-1.c [2019-11-15 22:29:18,513 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/data/703c81e90/289ca8472db94d488df5702167478b42/FLAG283b9d163 [2019-11-15 22:29:18,898 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/data/703c81e90/289ca8472db94d488df5702167478b42 [2019-11-15 22:29:18,900 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:29:18,901 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 22:29:18,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:29:18,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:29:18,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:29:18,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:29:18" (1/1) ... [2019-11-15 22:29:18,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b17023b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:18, skipping insertion in model container [2019-11-15 22:29:18,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:29:18" (1/1) ... [2019-11-15 22:29:18,913 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:29:18,929 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:29:19,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:29:19,062 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 22:29:19,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:29:19,150 INFO L192 MainTranslator]: Completed translation [2019-11-15 22:29:19,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:19 WrapperNode [2019-11-15 22:29:19,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:29:19,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 22:29:19,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 22:29:19,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 22:29:19,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:19" (1/1) ... [2019-11-15 22:29:19,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:19" (1/1) ... [2019-11-15 22:29:19,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 22:29:19,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 22:29:19,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 22:29:19,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 22:29:19,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:19" (1/1) ... [2019-11-15 22:29:19,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:19" (1/1) ... [2019-11-15 22:29:19,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:19" (1/1) ... [2019-11-15 22:29:19,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:19" (1/1) ... [2019-11-15 22:29:19,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:19" (1/1) ... [2019-11-15 22:29:19,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:19" (1/1) ... [2019-11-15 22:29:19,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:19" (1/1) ... [2019-11-15 22:29:19,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 22:29:19,197 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 22:29:19,197 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 22:29:19,197 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 22:29:19,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:19,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 22:29:19,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 22:29:19,388 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 22:29:19,389 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-15 22:29:19,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:29:19 BoogieIcfgContainer [2019-11-15 22:29:19,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 22:29:19,390 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-15 22:29:19,390 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-15 22:29:19,392 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-15 22:29:19,393 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 22:29:19,393 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.11 10:29:18" (1/3) ... [2019-11-15 22:29:19,394 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e07115b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 10:29:19, skipping insertion in model container [2019-11-15 22:29:19,394 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 22:29:19,394 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:29:19" (2/3) ... [2019-11-15 22:29:19,395 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e07115b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 10:29:19, skipping insertion in model container [2019-11-15 22:29:19,395 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 22:29:19,395 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:29:19" (3/3) ... [2019-11-15 22:29:19,396 INFO L371 chiAutomizerObserver]: Analyzing ICFG simple_3-1.c [2019-11-15 22:29:19,435 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-15 22:29:19,435 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-15 22:29:19,435 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-15 22:29:19,435 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 22:29:19,435 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 22:29:19,436 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-15 22:29:19,436 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 22:29:19,436 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-15 22:29:19,447 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-15 22:29:19,463 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-15 22:29:19,463 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 22:29:19,463 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 22:29:19,467 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-15 22:29:19,468 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-15 22:29:19,468 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-15 22:29:19,468 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-15 22:29:19,469 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-15 22:29:19,469 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 22:29:19,469 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 22:29:19,469 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-15 22:29:19,469 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-15 22:29:19,475 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~N~0;main_~x~0 := 0;main_~N~0 := main_#t~nondet0;havoc main_#t~nondet0; 8#L15-2true [2019-11-15 22:29:19,475 INFO L793 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0; 8#L15-2true [2019-11-15 22:29:19,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:29:19,479 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-15 22:29:19,485 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:29:19,486 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059790120] [2019-11-15 22:29:19,486 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:29:19,486 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:29:19,486 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:29:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:29:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:29:19,556 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:29:19,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:29:19,557 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-15 22:29:19,557 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:29:19,557 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39833791] [2019-11-15 22:29:19,557 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:29:19,557 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:29:19,558 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:29:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:29:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:29:19,574 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:29:19,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:29:19,576 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-15 22:29:19,576 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:29:19,576 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961124129] [2019-11-15 22:29:19,576 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:29:19,576 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:29:19,577 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:29:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:29:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:29:19,590 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:29:19,653 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:29:19,654 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:29:19,654 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:29:19,654 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:29:19,663 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 22:29:19,663 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:19,663 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:29:19,663 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:29:19,663 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Loop [2019-11-15 22:29:19,664 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:29:19,664 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:29:19,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:19,835 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:29:19,836 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:19,844 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:29:19,844 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:29:19,867 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 22:29:19,867 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:21,255 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 22:29:21,257 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:29:21,257 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:29:21,258 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:29:21,258 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:29:21,258 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 22:29:21,258 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:21,258 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:29:21,258 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:29:21,259 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Loop [2019-11-15 22:29:21,259 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:29:21,259 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:29:21,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:21,396 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:29:21,400 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 22:29:21,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:21,403 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:21,403 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:21,404 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:21,404 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:21,404 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:29:21,410 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:29:21,410 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:21,436 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:21,436 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 22:29:21,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:21,437 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:21,437 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:21,438 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:21,438 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:21,438 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:21,440 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:29:21,440 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:21,456 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:21,456 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 22:29:21,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:21,457 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:21,458 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:21,458 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:21,458 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:21,458 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:21,461 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:21,461 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:21,480 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:21,480 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 22:29:21,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:21,482 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:21,482 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:21,482 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:21,482 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:21,482 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:21,485 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:29:21,485 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:21,509 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:21,509 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 22:29:21,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:21,511 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:21,511 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:21,511 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:21,511 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:21,511 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:21,512 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:21,515 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:29:21,515 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:21,616 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:21,616 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 22:29:21,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:21,627 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:21,627 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:29:21,627 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:21,628 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:21,628 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:21,628 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:21,640 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:21,640 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:21,718 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:21,718 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 22:29:21,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:21,720 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:21,720 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:21,720 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:21,720 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:21,720 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:21,721 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:21,727 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:29:21,727 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:21,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:21,820 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 22:29:21,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:21,821 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:21,821 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:21,826 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:21,827 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:21,827 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:21,827 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:21,833 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:21,834 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:21,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:21,868 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 22:29:21,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:21,869 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:21,870 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:21,870 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:21,871 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:21,871 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:21,872 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:29:21,876 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:29:21,876 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:21,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:21,942 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:29:21,942 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:29:21,942 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:29:21,942 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:29:21,943 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 22:29:21,943 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:21,943 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:29:21,943 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:29:21,943 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Lasso [2019-11-15 22:29:21,943 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:29:21,943 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:29:21,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:21,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:21,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:22,074 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:29:22,074 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:29:22,091 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:29:22,091 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:22,099 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:29:22,099 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:29:22,114 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:29:22,114 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:29:22,140 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 22:29:22,140 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:22,228 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 22:29:22,230 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:29:22,231 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:29:22,231 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:29:22,231 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:29:22,231 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 22:29:22,231 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:22,231 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:29:22,231 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:29:22,232 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Lasso [2019-11-15 22:29:22,232 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:29:22,232 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:29:22,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:22,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:22,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:22,366 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:29:22,366 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 22:29:22,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,367 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:22,368 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,368 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,368 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:29:22,370 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:29:22,370 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 22:29:22,387 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,388 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:22,389 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,389 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,389 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,389 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:29:22,389 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:29:22,390 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,391 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,392 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:22,393 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,393 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,393 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,393 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:29:22,400 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:29:22,401 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,401 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,401 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 22:29:22,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,404 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:22,404 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,404 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,404 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:22,411 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 22:29:22,411 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 22:29:22,436 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,437 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:22,437 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,437 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,437 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,437 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:22,438 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:29:22,438 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,438 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,439 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:22,439 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,440 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,440 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,440 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:22,440 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:29:22,441 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,441 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,441 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 22:29:22,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,443 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:22,444 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,444 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,444 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:22,456 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 22:29:22,456 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 22:29:22,484 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,486 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:22,487 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,487 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,487 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,487 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:22,488 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:22,488 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,488 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,489 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:22,489 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,490 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,490 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,490 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:22,491 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:22,491 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,492 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,492 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 22:29:22,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,493 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:22,493 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,493 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,494 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:22,498 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 22:29:22,499 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 22:29:22,537 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,538 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:22,538 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,538 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,538 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,538 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:22,539 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:29:22,539 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,546 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:22,546 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,546 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,547 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,547 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:22,547 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:29:22,547 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,548 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,548 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 22:29:22,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,549 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,549 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:22,550 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,550 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,550 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:22,554 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 22:29:22,555 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 22:29:22,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,596 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,596 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:22,596 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,596 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,596 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,597 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:22,597 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:29:22,597 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,598 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,599 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,599 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:22,599 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,599 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,600 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,600 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:22,600 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:29:22,600 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,601 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,601 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 22:29:22,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,602 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,602 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:29:22,602 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,603 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,603 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:22,607 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 22:29:22,607 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 22:29:22,670 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,671 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,672 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:29:22,672 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,672 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,672 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,672 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:22,673 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:22,673 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,674 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,675 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,675 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:29:22,676 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,676 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,676 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,676 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:22,677 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:22,677 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,678 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,678 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 22:29:22,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,684 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,684 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:22,684 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,685 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,685 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:22,691 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 22:29:22,691 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 22:29:22,901 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,903 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,903 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:22,903 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,904 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,904 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,904 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:22,906 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:29:22,906 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,907 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,909 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,909 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:22,909 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,909 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,909 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,910 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:22,911 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:29:22,911 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,912 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,912 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 22:29:22,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,915 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,915 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:22,915 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,916 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,916 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:22,919 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 22:29:22,919 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 22:29:22,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,974 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,974 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:22,974 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,975 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,975 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,975 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:22,975 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:22,976 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,977 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,978 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,978 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:22,978 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:22,978 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,978 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,979 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:22,979 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:22,979 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:22,982 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:22,982 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 22:29:22,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:22,983 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:22,984 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:22,984 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:22,985 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:22,985 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:29:22,990 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 22:29:22,990 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 22:29:23,143 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:23,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:23,154 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:23,154 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:23,155 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:23,155 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:23,155 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:23,155 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:29:23,156 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:29:23,156 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:23,158 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:23,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:23,159 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:23,159 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:23,159 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:23,160 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:23,161 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:23,162 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:29:23,162 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:29:23,162 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:23,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:23,164 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-15 22:29:23,165 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~N~0;main_~x~0 := 0;main_~N~0 := main_#t~nondet0;havoc main_#t~nondet0; 8#L15-2true assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0; 8#L15-2true [2019-11-15 22:29:23,165 INFO L793 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0; 8#L15-2true [2019-11-15 22:29:23,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:29:23,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-15 22:29:23,166 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:29:23,166 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8201054] [2019-11-15 22:29:23,167 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:29:23,167 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:29:23,167 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:29:23,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:29:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:29:23,179 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:29:23,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:29:23,180 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-15 22:29:23,180 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:29:23,180 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715764220] [2019-11-15 22:29:23,180 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:29:23,181 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:29:23,181 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:29:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:29:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:29:23,193 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:29:23,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:29:23,195 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-15 22:29:23,195 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:29:23,195 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071975412] [2019-11-15 22:29:23,195 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:29:23,195 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:29:23,196 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:29:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:29:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:29:23,217 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:29:23,235 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:29:23,235 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:29:23,235 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:29:23,235 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:29:23,235 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 22:29:23,236 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:23,236 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:29:23,236 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:29:23,236 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Loop [2019-11-15 22:29:23,236 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:29:23,236 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:29:23,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:23,329 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:29:23,329 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:29:23,342 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:29:23,342 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:29:23,362 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 22:29:23,362 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:23,748 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 22:29:23,750 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:29:23,750 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:29:23,750 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:29:23,750 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:29:23,750 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 22:29:23,750 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:23,750 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:29:23,751 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:29:23,751 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Loop [2019-11-15 22:29:23,751 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:29:23,751 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:29:23,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:23,859 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:29:23,859 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 22:29:23,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:23,860 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:23,860 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:23,861 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:23,861 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:23,861 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:29:23,861 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:29:23,861 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:23,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:23,864 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 22:29:23,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:23,864 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:23,865 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:23,865 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:23,865 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:23,865 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:23,871 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:29:23,871 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:23,874 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:23,874 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 22:29:23,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:23,875 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:23,875 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:23,875 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:23,875 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:23,875 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:23,876 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:23,876 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:23,880 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:23,881 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 22:29:23,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:23,881 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:23,881 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:23,882 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:23,882 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:23,882 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:23,883 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:29:23,883 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:23,887 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:23,888 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 22:29:23,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:23,888 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:23,889 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:23,889 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:23,889 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:23,889 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:23,889 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:23,890 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:29:23,890 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:23,914 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:23,914 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 22:29:23,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:23,916 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:23,916 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:29:23,916 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:23,916 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:23,916 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:23,916 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:23,918 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:23,918 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:23,954 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:23,954 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 22:29:23,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:23,956 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:23,956 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:23,956 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:23,957 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:23,957 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:23,957 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:23,962 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:29:23,962 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:24,034 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:24,034 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 22:29:24,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:24,036 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:24,036 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:24,036 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:24,037 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:24,037 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:24,037 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:24,038 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:24,038 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:24,060 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:24,060 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 22:29:24,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:24,061 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:24,062 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:24,062 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:24,062 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:24,062 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:24,062 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:29:24,064 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:29:24,064 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:24,085 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:24,102 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:29:24,102 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:29:24,102 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:29:24,102 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:29:24,102 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 22:29:24,102 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:24,102 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:29:24,102 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:29:24,103 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Lasso [2019-11-15 22:29:24,103 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:29:24,103 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:29:24,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:24,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:24,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:24,249 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:29:24,250 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:29:24,263 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:29:24,263 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:24,267 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:29:24,267 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:29:24,283 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:29:24,283 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:24,287 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:29:24,287 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:24,304 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:29:24,304 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9abebf2d-1e36-4c2c-a86c-ed9cc44e6a52/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:24,323 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 22:29:24,324 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:29:24,856 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 22:29:24,858 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:29:24,858 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:29:24,859 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:29:24,859 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:29:24,859 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 22:29:24,859 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:29:24,859 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:29:24,859 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:29:24,859 INFO L131 ssoRankerPreferences]: Filename of dumped script: simple_3-1.c_Iteration1_Lasso [2019-11-15 22:29:24,859 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:29:24,859 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:29:24,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:24,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:24,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:29:24,998 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:29:24,999 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 22:29:24,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,000 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:25,000 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,000 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,000 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,000 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:29:25,000 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:29:25,000 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,001 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,002 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:25,002 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,002 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,002 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:29:25,003 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:29:25,004 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-15 22:29:25,014 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,015 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:25,015 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,015 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,015 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,016 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:29:25,016 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:29:25,016 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,016 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,016 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-11-15 22:29:25,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,017 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:25,017 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,017 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,017 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,018 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:25,018 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:29:25,018 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,018 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,019 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:25,019 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,019 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,019 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:25,022 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 22:29:25,022 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 22:29:25,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,038 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:25,038 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,039 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,039 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,039 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:25,039 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:29:25,039 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,039 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,040 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-11-15 22:29:25,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,040 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:25,040 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,041 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,041 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,041 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:25,041 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:25,042 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,042 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,043 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:25,043 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,043 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,043 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:25,046 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 22:29:25,046 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 22:29:25,070 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,071 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:25,071 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,071 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,071 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,071 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:25,072 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:25,072 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,073 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,073 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-11-15 22:29:25,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,075 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:25,075 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,075 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,075 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,075 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:25,076 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:29:25,076 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,076 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,077 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:25,077 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,078 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,078 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:25,081 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 22:29:25,081 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 22:29:25,106 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,107 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:29:25,107 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,107 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,107 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,108 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:25,111 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:29:25,111 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,112 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-11-15 22:29:25,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,113 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,113 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:25,113 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,114 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,114 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,114 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:25,114 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:29:25,114 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,115 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,116 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,116 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:25,116 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,116 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,116 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:25,119 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-15 22:29:25,119 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-15 22:29:25,165 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,166 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,166 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:25,166 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,166 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,167 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,167 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-15 22:29:25,167 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-15 22:29:25,167 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,168 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-11-15 22:29:25,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,169 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,170 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:29:25,170 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,170 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,170 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,170 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:25,171 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:25,171 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,172 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,173 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,173 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:29:25,173 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,173 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,173 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:25,177 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 22:29:25,177 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 22:29:25,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,310 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,310 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-11-15 22:29:25,310 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,310 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,311 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,311 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:25,311 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:25,311 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,312 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,312 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-11-15 22:29:25,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,314 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,314 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:25,314 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,314 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,314 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,314 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:25,316 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:29:25,316 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,316 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,317 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,318 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:25,318 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,318 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,318 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:25,324 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-15 22:29:25,324 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-15 22:29:25,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,654 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,654 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:25,655 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,655 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,655 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,655 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-15 22:29:25,656 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-15 22:29:25,656 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,657 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,657 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-11-15 22:29:25,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,658 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,658 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:25,659 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,659 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,659 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,659 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:25,660 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:25,660 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,661 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,663 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,663 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:25,663 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,664 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,664 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:25,667 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-15 22:29:25,668 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-15 22:29:25,780 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,781 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,781 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-11-15 22:29:25,783 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,783 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,783 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,783 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-15 22:29:25,784 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 22:29:25,784 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,785 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,785 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-11-15 22:29:25,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,786 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,786 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:25,786 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:25,786 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,786 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,786 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:29:25,787 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:29:25,787 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:25,788 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:25,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:25,789 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:25,789 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:25,789 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:25,789 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:25,789 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:29:25,797 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-15 22:29:25,797 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-15 22:29:26,046 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:26,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 22:29:26,048 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-15 22:29:26,048 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-11-15 22:29:26,048 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:29:26,048 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:29:26,048 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:29:26,048 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-15 22:29:26,049 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-15 22:29:26,049 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:29:26,050 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:29:26,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.11 10:29:26 BoogieIcfgContainer [2019-11-15 22:29:26,057 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-15 22:29:26,058 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 22:29:26,058 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 22:29:26,058 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 22:29:26,065 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:29:19" (3/4) ... [2019-11-15 22:29:26,068 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 22:29:26,068 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 22:29:26,072 INFO L168 Benchmark]: Toolchain (without parser) took 7169.03 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 317.7 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -263.8 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. [2019-11-15 22:29:26,072 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:29:26,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 249.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -174.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-15 22:29:26,074 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:29:26,075 INFO L168 Benchmark]: Boogie Preprocessor took 15.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:29:26,077 INFO L168 Benchmark]: RCFGBuilder took 192.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2019-11-15 22:29:26,081 INFO L168 Benchmark]: BuchiAutomizer took 6667.43 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 189.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -105.8 MB). Peak memory consumption was 409.1 MB. Max. memory is 11.5 GB. [2019-11-15 22:29:26,082 INFO L168 Benchmark]: Witness Printer took 10.75 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 11.5 GB. [2019-11-15 22:29:26,086 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 249.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -174.6 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.43 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 192.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 6667.43 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 189.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -105.8 MB). Peak memory consumption was 409.1 MB. Max. memory is 11.5 GB. * Witness Printer took 10.75 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div616 bol100 ite100 ukn100 eq143 hnf43 smp89 dnf100 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 257ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~N~0;main_~x~0 := 0;main_~N~0 := main_#t~nondet0;havoc main_#t~nondet0;" "assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0;" Loop: "assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...