./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_2-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_2-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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 452a4ddc5d154328a041fd76cdcbb5b63a51957d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:52:01,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:52:01,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:52:01,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:52:01,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:52:01,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:52:01,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:52:01,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:52:01,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:52:01,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:52:01,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:52:01,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:52:01,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:52:01,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:52:01,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:52:01,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:52:01,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:52:01,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:52:01,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:52:01,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:52:01,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:52:01,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:52:01,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:52:01,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:52:01,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:52:01,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:52:01,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:52:01,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:52:01,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:52:01,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:52:01,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:52:01,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:52:01,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:52:01,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:52:01,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:52:01,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:52:01,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:52:01,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:52:01,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:52:01,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:52:01,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:52:01,869 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-25 08:52:01,891 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:52:01,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:52:01,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:52:01,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:52:01,892 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:52:01,893 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:52:01,893 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:52:01,893 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:52:01,893 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:52:01,893 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:52:01,893 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:52:01,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:52:01,894 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:52:01,894 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:52:01,894 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:52:01,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:52:01,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:52:01,895 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:52:01,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:52:01,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:52:01,896 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:52:01,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:52:01,896 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:52:01,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:52:01,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:52:01,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:52:01,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:52:01,897 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:52:01,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:52:01,897 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:52:01,898 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:52:01,898 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:52:01,899 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_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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 -> 452a4ddc5d154328a041fd76cdcbb5b63a51957d [2019-11-25 08:52:02,036 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:52:02,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:52:02,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:52:02,050 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:52:02,050 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:52:02,050 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_2-1.c [2019-11-25 08:52:02,099 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/data/37772c0c4/5ae2b94b01234ca4899a70c6375a4c48/FLAG1d9e7154a [2019-11-25 08:52:02,500 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:52:02,501 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/sv-benchmarks/c/loop-acceleration/underapprox_2-1.c [2019-11-25 08:52:02,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/data/37772c0c4/5ae2b94b01234ca4899a70c6375a4c48/FLAG1d9e7154a [2019-11-25 08:52:02,888 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/data/37772c0c4/5ae2b94b01234ca4899a70c6375a4c48 [2019-11-25 08:52:02,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:52:02,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:52:02,892 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:52:02,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:52:02,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:52:02,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:52:02" (1/1) ... [2019-11-25 08:52:02,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@262dd06f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:02, skipping insertion in model container [2019-11-25 08:52:02,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:52:02" (1/1) ... [2019-11-25 08:52:02,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:52:02,918 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:52:03,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:52:03,066 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:52:03,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:52:03,157 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:52:03,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:03 WrapperNode [2019-11-25 08:52:03,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:52:03,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:52:03,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:52:03,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:52:03,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:03" (1/1) ... [2019-11-25 08:52:03,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:03" (1/1) ... [2019-11-25 08:52:03,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:52:03,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:52:03,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:52:03,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:52:03,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:03" (1/1) ... [2019-11-25 08:52:03,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:03" (1/1) ... [2019-11-25 08:52:03,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:03" (1/1) ... [2019-11-25 08:52:03,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:03" (1/1) ... [2019-11-25 08:52:03,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:03" (1/1) ... [2019-11-25 08:52:03,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:03" (1/1) ... [2019-11-25 08:52:03,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:03" (1/1) ... [2019-11-25 08:52:03,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:52:03,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:52:03,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:52:03,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:52:03,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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 [2019-11-25 08:52:03,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:52:03,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:52:03,370 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:52:03,371 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-25 08:52:03,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:52:03 BoogieIcfgContainer [2019-11-25 08:52:03,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:52:03,373 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:52:03,373 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:52:03,377 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:52:03,378 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:52:03,378 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:52:02" (1/3) ... [2019-11-25 08:52:03,380 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@e84745d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:52:03, skipping insertion in model container [2019-11-25 08:52:03,380 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:52:03,381 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:52:03" (2/3) ... [2019-11-25 08:52:03,381 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@e84745d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:52:03, skipping insertion in model container [2019-11-25 08:52:03,381 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:52:03,381 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:52:03" (3/3) ... [2019-11-25 08:52:03,383 INFO L371 chiAutomizerObserver]: Analyzing ICFG underapprox_2-1.c [2019-11-25 08:52:03,429 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:52:03,430 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:52:03,430 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:52:03,430 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:52:03,430 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:52:03,430 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:52:03,430 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:52:03,430 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:52:03,443 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-25 08:52:03,460 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-25 08:52:03,460 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:52:03,461 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:52:03,465 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:52:03,465 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-25 08:52:03,465 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:52:03,466 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-25 08:52:03,466 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-25 08:52:03,467 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:52:03,467 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:52:03,467 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:52:03,467 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-25 08:52:03,473 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true [2019-11-25 08:52:03,473 INFO L796 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-25 08:52:03,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:03,477 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-25 08:52:03,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:03,484 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421234934] [2019-11-25 08:52:03,484 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:03,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:03,550 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:03,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:03,551 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-25 08:52:03,551 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:03,552 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918138919] [2019-11-25 08:52:03,552 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:03,565 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:03,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:03,567 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-25 08:52:03,567 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:03,567 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932412226] [2019-11-25 08:52:03,568 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:03,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:03,580 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:03,633 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:52:03,633 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:52:03,633 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:52:03,634 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:52:03,634 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:52:03,634 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:03,634 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:52:03,634 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:52:03,635 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-11-25 08:52:03,635 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:52:03,635 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:52:03,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:03,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:03,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:03,824 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:52:03,825 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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 [2019-11-25 08:52:03,837 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:03,837 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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) [2019-11-25 08:52:03,857 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:52:03,857 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 [2019-11-25 08:52:03,875 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:52:03,877 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:52:03,877 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:52:03,877 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:52:03,877 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:52:03,877 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:52:03,877 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:03,878 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:52:03,878 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:52:03,878 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-11-25 08:52:03,878 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:52:03,878 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:52:03,879 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:03,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:03,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,019 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:52:04,024 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,035 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 [2019-11-25 08:52:04,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:04,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:04,042 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:04,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,046 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,057 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 [2019-11-25 08:52:04,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:04,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:04,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:04,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,062 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,069 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 [2019-11-25 08:52:04,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:04,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:04,073 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:04,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,075 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:04,076 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,080 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 [2019-11-25 08:52:04,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:04,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,084 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:04,095 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:04,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,113 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 [2019-11-25 08:52:04,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:04,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,116 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:04,119 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:04,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,121 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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) [2019-11-25 08:52:04,142 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 [2019-11-25 08:52:04,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:04,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,144 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:04,146 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:04,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,150 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:04,153 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,165 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 [2019-11-25 08:52:04,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:04,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,168 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:04,174 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:04,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,180 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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 [2019-11-25 08:52:04,202 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 [2019-11-25 08:52:04,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:04,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,204 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:04,205 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:04,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,207 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/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) [2019-11-25 08:52:04,229 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 [2019-11-25 08:52:04,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:04,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,231 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:04,233 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:04,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,237 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:04,239 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 13 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,253 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 [2019-11-25 08:52:04,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:04,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,256 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:04,261 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:04,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,273 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 [2019-11-25 08:52:04,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:04,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,275 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:04,278 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:04,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,281 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,289 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 [2019-11-25 08:52:04,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:04,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,291 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:04,293 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:04,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,300 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:04,301 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,321 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 [2019-11-25 08:52:04,325 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,326 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:04,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,326 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:04,331 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:04,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,344 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,362 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 [2019-11-25 08:52:04,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,364 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:04,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,365 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:04,368 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:04,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,372 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,385 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 [2019-11-25 08:52:04,387 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,387 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:04,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,388 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:04,390 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:04,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,396 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:04,398 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,413 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 [2019-11-25 08:52:04,415 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,415 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:04,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,416 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:04,420 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:04,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,432 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,457 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 [2019-11-25 08:52:04,460 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,460 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:04,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,461 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:04,463 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:04,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,477 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 [2019-11-25 08:52:04,479 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,479 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:04,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,480 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:04,490 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:04,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:04,502 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,512 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 [2019-11-25 08:52:04,515 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,515 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:04,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,516 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:04,523 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:04,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,542 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,554 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 [2019-11-25 08:52:04,556 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,557 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:04,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,557 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:04,560 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:04,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,576 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 [2019-11-25 08:52:04,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,580 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:04,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,581 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:04,590 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:04,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,612 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:04,614 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,629 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 [2019-11-25 08:52:04,632 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,632 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:04,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,633 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:04,636 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:04,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,651 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 [2019-11-25 08:52:04,653 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,653 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:04,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,654 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:04,655 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:04,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,658 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,666 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 [2019-11-25 08:52:04,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,668 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:04,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,669 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:04,670 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:04,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,676 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:04,677 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,682 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 [2019-11-25 08:52:04,684 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,684 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:04,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,685 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:04,690 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:04,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,706 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 [2019-11-25 08:52:04,709 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,709 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:04,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,709 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:04,711 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:04,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,716 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,724 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 [2019-11-25 08:52:04,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:04,726 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:04,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:04,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:04,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:04,726 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:04,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:04,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:04,740 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:04,751 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:52:04,751 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:52:04,751 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:52:04,751 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:52:04,751 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:52:04,751 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,751 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:52:04,751 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:52:04,752 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-11-25 08:52:04,752 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:52:04,752 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:52:04,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,867 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:52:04,867 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,871 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,871 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,878 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:04,879 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,885 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:04,885 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:04,905 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:52:04,905 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,922 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:52:04,923 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:52:04,924 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:52:04,924 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:52:04,924 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:52:04,924 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:52:04,924 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:04,924 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:52:04,924 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:52:04,924 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-11-25 08:52:04,925 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:52:04,925 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:52:04,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:04,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:05,050 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:52:05,050 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,054 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 [2019-11-25 08:52:05,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:05,061 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:05,061 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,067 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,072 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 [2019-11-25 08:52:05,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:05,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:05,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,080 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,085 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 [2019-11-25 08:52:05,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:05,089 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:05,090 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,095 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,101 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 [2019-11-25 08:52:05,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:05,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:05,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,105 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:05,106 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,113 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 [2019-11-25 08:52:05,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,115 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:05,120 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:05,121 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:52:05,130 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 39 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 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,134 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 [2019-11-25 08:52:05,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,137 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:05,137 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:05,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:05,139 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,153 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 [2019-11-25 08:52:05,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,155 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:05,159 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:05,159 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,172 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,180 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 [2019-11-25 08:52:05,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,182 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:05,183 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:05,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,185 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:05,187 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,200 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 [2019-11-25 08:52:05,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,202 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:05,208 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:05,209 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,224 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,233 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 [2019-11-25 08:52:05,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:05,237 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:05,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,239 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,245 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 [2019-11-25 08:52:05,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,248 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:05,252 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:05,252 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,264 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,273 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 [2019-11-25 08:52:05,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,275 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:05,276 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:05,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,279 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:05,280 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,285 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 [2019-11-25 08:52:05,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,287 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:05,296 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:05,296 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,310 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,316 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 [2019-11-25 08:52:05,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,319 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:05,320 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:05,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,322 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,327 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 [2019-11-25 08:52:05,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,331 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:05,336 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:05,336 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,361 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 [2019-11-25 08:52:05,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:05,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,364 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:05,365 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:05,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,368 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:05,369 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,377 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 [2019-11-25 08:52:05,379 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:05,379 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:05,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,379 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:05,385 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:05,385 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,399 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,405 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 [2019-11-25 08:52:05,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:05,407 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:05,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,407 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:05,408 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:05,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,411 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,418 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 [2019-11-25 08:52:05,419 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:05,420 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:05,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,420 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:05,426 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:05,426 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,447 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,455 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 [2019-11-25 08:52:05,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:05,457 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:05,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,458 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:05,459 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:05,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,462 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:05,463 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,468 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 [2019-11-25 08:52:05,470 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:05,470 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:05,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,470 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:05,478 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:05,478 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,498 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,504 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 [2019-11-25 08:52:05,507 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:05,507 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:05,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,507 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:05,509 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:05,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,513 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,521 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 [2019-11-25 08:52:05,523 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:05,524 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:05,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:05,529 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:05,530 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,599 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,605 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 [2019-11-25 08:52:05,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:05,607 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:05,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,608 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:05,609 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:05,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:05,614 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,620 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 [2019-11-25 08:52:05,624 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:05,624 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:05,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,624 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:05,632 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:05,633 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,671 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,679 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 [2019-11-25 08:52:05,681 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:05,681 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:05,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:05,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,682 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:05,683 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:05,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:05,692 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:05,706 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 [2019-11-25 08:52:05,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:05,708 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:05,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:05,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:05,709 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:05,716 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:05,717 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,014 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 [2019-11-25 08:52:06,016 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,017 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:06,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,017 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:06,019 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:06,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,024 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:06,025 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,030 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 [2019-11-25 08:52:06,032 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,032 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:06,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,032 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,039 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:06,039 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,055 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,061 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 [2019-11-25 08:52:06,063 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,063 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:06,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,064 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,064 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:06,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,067 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,073 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 [2019-11-25 08:52:06,077 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,077 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:06,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,077 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,081 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:06,082 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,109 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 [2019-11-25 08:52:06,111 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,111 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:06,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,112 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,113 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:06,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:06,117 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,125 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 [2019-11-25 08:52:06,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,127 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:06,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,128 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:06,137 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:52:06,138 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,172 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,179 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 [2019-11-25 08:52:06,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,181 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:06,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,182 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:06,183 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:06,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,187 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,193 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 [2019-11-25 08:52:06,195 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,195 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:06,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,196 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:06,202 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:52:06,202 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,297 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 [2019-11-25 08:52:06,299 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,300 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:06,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,300 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:06,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:06,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,307 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:06,308 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-25 08:52:06,309 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-25 08:52:06,309 INFO L796 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-25 08:52:06,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:06,309 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-25 08:52:06,309 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:06,310 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470833844] [2019-11-25 08:52:06,310 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:06,323 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:06,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:06,324 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-25 08:52:06,324 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:06,324 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592285950] [2019-11-25 08:52:06,324 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:06,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:06,339 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:06,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:52:06,343 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-25 08:52:06,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:52:06,343 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388281756] [2019-11-25 08:52:06,343 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:52:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:52:06,355 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:52:06,370 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:52:06,370 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:52:06,370 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:52:06,370 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:52:06,370 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:52:06,370 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,370 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:52:06,371 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:52:06,371 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-11-25 08:52:06,371 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:52:06,371 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:52:06,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:06,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:06,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:06,443 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:52:06,443 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,447 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:06,447 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,456 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:52:06,457 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,489 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:52:06,491 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:52:06,491 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:52:06,491 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:52:06,491 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:52:06,491 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:52:06,491 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,491 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:52:06,491 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:52:06,491 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-11-25 08:52:06,491 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:52:06,491 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:52:06,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:06,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:06,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:06,567 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:52:06,567 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,574 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 [2019-11-25 08:52:06,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:06,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:06,578 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:06,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,581 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,588 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 [2019-11-25 08:52:06,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:06,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:06,590 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:06,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,600 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 [2019-11-25 08:52:06,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:06,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:06,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:06,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,606 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:06,607 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,613 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 [2019-11-25 08:52:06,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:06,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,616 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:06,618 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:06,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,621 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,637 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 [2019-11-25 08:52:06,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:06,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,639 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:06,640 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:06,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,680 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 Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:06,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,682 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:06,683 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:06,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:06,685 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:06,686 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,690 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 [2019-11-25 08:52:06,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:06,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,693 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,695 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:06,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,699 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,705 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 [2019-11-25 08:52:06,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:06,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,708 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,708 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:06,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,711 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,717 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 [2019-11-25 08:52:06,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:06,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,723 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:06,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,726 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:06,727 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,732 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 [2019-11-25 08:52:06,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:06,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,735 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:06,737 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:06,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,743 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,753 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 [2019-11-25 08:52:06,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:06,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,755 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:06,757 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:06,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,759 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,764 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 [2019-11-25 08:52:06,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:06,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,767 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:06,768 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:06,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,771 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:06,772 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,777 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 [2019-11-25 08:52:06,779 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,779 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:06,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,779 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:06,781 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:06,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,787 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,798 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 [2019-11-25 08:52:06,799 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,800 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:06,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,800 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:06,801 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:06,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,804 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,811 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 [2019-11-25 08:52:06,813 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,813 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:06,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,813 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:06,815 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:06,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,819 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:06,820 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,833 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 [2019-11-25 08:52:06,835 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,835 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:06,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,836 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,838 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:06,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,855 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 [2019-11-25 08:52:06,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,858 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:06,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,858 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,859 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:06,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,863 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,868 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 [2019-11-25 08:52:06,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,870 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:06,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,871 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,873 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:06,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,880 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:06,881 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,889 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 [2019-11-25 08:52:06,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,891 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:06,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,892 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:06,895 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:06,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,913 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,918 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 [2019-11-25 08:52:06,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,921 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:06,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,921 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:06,922 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:06,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,927 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,933 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 [2019-11-25 08:52:06,935 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,935 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:06,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,936 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:06,939 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:06,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,953 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:06,955 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,961 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 [2019-11-25 08:52:06,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,963 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:06,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,963 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,965 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:06,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,971 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,976 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 [2019-11-25 08:52:06,978 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,978 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:06,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,979 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,979 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:06,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,982 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:06,989 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 [2019-11-25 08:52:06,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:06,991 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:06,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:06,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:06,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:06,991 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:06,992 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:06,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:06,997 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:06,998 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,002 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 [2019-11-25 08:52:07,005 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:07,005 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:07,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,005 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:07,008 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:07,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,017 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,025 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 [2019-11-25 08:52:07,027 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:07,027 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:07,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,027 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:07,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:07,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,033 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,041 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 [2019-11-25 08:52:07,043 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:07,043 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:07,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,044 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:07,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:07,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,056 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:07,090 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:52:07,090 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:52:07,090 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:52:07,090 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:52:07,090 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:52:07,090 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,090 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:52:07,090 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:52:07,090 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-11-25 08:52:07,091 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:52:07,091 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:52:07,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:07,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:07,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:07,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:07,185 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:52:07,185 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,191 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:07,192 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,201 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:52:07,201 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,219 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:52:07,219 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=-1}, {ULTIMATE.start_main_~y~0=5}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [7, 2, 2] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,225 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:52:07,225 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,234 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:52:07,234 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,265 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:52:07,266 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:52:07,266 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:52:07,267 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:52:07,267 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:52:07,267 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:52:07,267 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,267 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:52:07,267 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:52:07,267 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-11-25 08:52:07,267 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:52:07,267 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:52:07,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:07,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:07,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:07,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:07,361 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:52:07,361 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 103 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 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,367 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 [2019-11-25 08:52:07,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:07,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:07,372 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:52:07,380 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,387 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 Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:07,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:07,391 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:52:07,397 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,405 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 [2019-11-25 08:52:07,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:07,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:07,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,412 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,417 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 [2019-11-25 08:52:07,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:07,420 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:07,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,421 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:07,423 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,427 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 [2019-11-25 08:52:07,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,429 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:07,432 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:07,432 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,444 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,449 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 [2019-11-25 08:52:07,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,452 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:07,456 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:07,456 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,465 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,471 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 [2019-11-25 08:52:07,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,473 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:07,473 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:07,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,475 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,483 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 [2019-11-25 08:52:07,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,485 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:07,486 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:07,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,488 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:07,489 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,493 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 [2019-11-25 08:52:07,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,495 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:07,499 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:07,499 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,511 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,520 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 [2019-11-25 08:52:07,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,527 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:07,528 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:52:07,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,545 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 [2019-11-25 08:52:07,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,548 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:07,548 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:07,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,559 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 [2019-11-25 08:52:07,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,562 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:07,562 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:07,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,564 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:07,566 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,569 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 [2019-11-25 08:52:07,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,572 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:07,576 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:07,577 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,591 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,596 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 [2019-11-25 08:52:07,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,598 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:07,605 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:07,605 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,620 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 117 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 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:07,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,626 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:07,626 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:07,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:07,628 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 118 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 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,632 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 [2019-11-25 08:52:07,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:07,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,634 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:07,634 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:07,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:07,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:07,637 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 119 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 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,639 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 [2019-11-25 08:52:07,641 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:07,641 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:07,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,641 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:07,644 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:07,644 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:52:07,661 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 120 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 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,667 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 [2019-11-25 08:52:07,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:07,668 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:07,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,669 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:07,672 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:07,672 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:52:07,689 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,697 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 [2019-11-25 08:52:07,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:07,699 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:07,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,700 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:07,701 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:07,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,704 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,711 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 [2019-11-25 08:52:07,713 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:07,714 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:07,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,714 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:07,715 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:07,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,718 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:07,719 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 123 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 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,727 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 [2019-11-25 08:52:07,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:07,730 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:07,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,730 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:07,734 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:07,734 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:52:07,802 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 124 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 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,806 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 [2019-11-25 08:52:07,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:07,808 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:07,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,808 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:07,813 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:07,814 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:52:07,837 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 125 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 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,841 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 [2019-11-25 08:52:07,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:07,843 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:07,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,843 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:07,844 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:07,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:07,847 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,851 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 Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:07,852 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:07,852 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:07,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:07,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,853 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:07,853 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:07,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:07,870 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:07,874 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:07,884 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 [2019-11-25 08:52:07,887 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:07,887 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:07,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:07,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:07,887 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:07,894 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:07,894 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:08,090 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:08,098 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 [2019-11-25 08:52:08,100 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:08,101 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:08,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:08,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:08,101 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:08,108 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:08,108 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:08,155 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:08,163 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 Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:08,166 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:08,166 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:08,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:08,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:08,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:08,167 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:08,168 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:08,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:08,176 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:08,181 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 [2019-11-25 08:52:08,184 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:08,184 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:08,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:08,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:08,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:08,184 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:08,185 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:08,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:08,190 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:08,191 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:08,195 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 [2019-11-25 08:52:08,197 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:08,197 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:08,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:08,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:08,198 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:08,201 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:08,201 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:08,221 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 132 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 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:08,225 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 [2019-11-25 08:52:08,226 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:08,226 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:08,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:08,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:08,226 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:08,230 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:08,230 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:52:08,245 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:08,252 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 [2019-11-25 08:52:08,254 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:08,254 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:08,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:08,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:08,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:08,254 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:08,255 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:08,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:08,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 134 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 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:08,265 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 [2019-11-25 08:52:08,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:08,267 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:08,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:08,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:08,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:08,267 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:08,268 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:08,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:52:08,269 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:08,271 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 135 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 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:08,273 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 [2019-11-25 08:52:08,275 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:08,275 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:08,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:08,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:08,275 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:08,280 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:52:08,281 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-25 08:52:08,397 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:08,405 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 [2019-11-25 08:52:08,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:08,407 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:08,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:08,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:08,407 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:08,414 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:52:08,414 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:08,466 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:08,471 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 [2019-11-25 08:52:08,473 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:08,473 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:08,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:08,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:08,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:08,474 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:08,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:08,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:08,480 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_483c76e0-76d9-4a9b-9bb0-4b107eea4c15/bin/uautomizer/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:08,487 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 [2019-11-25 08:52:08,489 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:08,489 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:08,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:08,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:08,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:08,490 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:08,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:08,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:08,494 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:08,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:52:08 BoogieIcfgContainer [2019-11-25 08:52:08,501 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:52:08,501 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:52:08,501 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:52:08,502 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:52:08,502 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:52:03" (3/4) ... [2019-11-25 08:52:08,505 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:52:08,505 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:52:08,507 INFO L168 Benchmark]: Toolchain (without parser) took 5614.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -146.5 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:08,507 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:52:08,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -174.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:08,508 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.95 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. [2019-11-25 08:52:08,508 INFO L168 Benchmark]: Boogie Preprocessor took 13.34 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. [2019-11-25 08:52:08,508 INFO L168 Benchmark]: RCFGBuilder took 170.76 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: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:08,509 INFO L168 Benchmark]: BuchiAutomizer took 5128.21 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 60.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.2 MB). Peak memory consumption was 308.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:08,509 INFO L168 Benchmark]: Witness Printer took 3.87 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. [2019-11-25 08:52:08,511 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 267.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -174.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.95 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 13.34 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 170.76 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: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 5128.21 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 60.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.2 MB). Peak memory consumption was 308.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.87 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. * 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 5.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.0s. 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: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div386 bol100 ite100 ukn100 eq147 hnf51 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 125ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...