./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/NO_24.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/NO_24.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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 64bit --witnessprinter.graph.data.programhash 37080e652aca30a197dfeef0cd840e0e07570cf4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 23:32:32,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:32:32,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:32:32,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:32:32,735 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:32:32,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:32:32,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:32:32,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:32:32,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:32:32,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:32:32,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:32:32,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:32:32,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:32:32,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:32:32,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:32:32,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:32:32,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:32:32,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:32:32,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:32:32,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:32:32,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:32:32,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:32:32,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:32:32,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:32:32,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:32:32,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:32:32,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:32:32,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:32:32,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:32:32,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:32:32,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:32:32,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:32:32,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:32:32,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:32:32,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:32:32,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:32:32,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:32:32,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:32:32,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:32:32,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:32:32,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:32:32,766 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-19 23:32:32,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:32:32,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:32:32,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:32:32,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:32:32,783 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 23:32:32,784 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-19 23:32:32,784 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-19 23:32:32,784 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-19 23:32:32,784 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-19 23:32:32,784 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-19 23:32:32,785 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-19 23:32:32,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:32:32,785 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 23:32:32,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 23:32:32,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:32:32,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-19 23:32:32,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-19 23:32:32,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-19 23:32:32,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:32:32,789 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-19 23:32:32,789 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:32:32,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-19 23:32:32,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:32:32,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 23:32:32,790 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-19 23:32:32,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:32:32,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 23:32:32,790 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-19 23:32:32,792 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-19 23:32:32,792 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_a4863dce-d6fa-421f-9152-c2661efe490f/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37080e652aca30a197dfeef0cd840e0e07570cf4 [2019-11-19 23:32:32,955 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:32:32,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:32:32,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:32:32,969 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:32:32,969 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:32:32,970 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/NO_24.c [2019-11-19 23:32:33,018 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/data/8e7630327/a95ae97c63fb434585d6350c75a8985a/FLAGebfe427be [2019-11-19 23:32:33,433 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:32:33,434 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/sv-benchmarks/c/termination-restricted-15/NO_24.c [2019-11-19 23:32:33,439 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/data/8e7630327/a95ae97c63fb434585d6350c75a8985a/FLAGebfe427be [2019-11-19 23:32:33,840 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/data/8e7630327/a95ae97c63fb434585d6350c75a8985a [2019-11-19 23:32:33,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:32:33,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:32:33,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:32:33,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:32:33,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:32:33,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:32:33" (1/1) ... [2019-11-19 23:32:33,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ba232f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:33, skipping insertion in model container [2019-11-19 23:32:33,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:32:33" (1/1) ... [2019-11-19 23:32:33,859 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:32:33,873 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:32:34,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:32:34,041 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 23:32:34,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:32:34,125 INFO L192 MainTranslator]: Completed translation [2019-11-19 23:32:34,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:34 WrapperNode [2019-11-19 23:32:34,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 23:32:34,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 23:32:34,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 23:32:34,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 23:32:34,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:34" (1/1) ... [2019-11-19 23:32:34,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:34" (1/1) ... [2019-11-19 23:32:34,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 23:32:34,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 23:32:34,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 23:32:34,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 23:32:34,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:34" (1/1) ... [2019-11-19 23:32:34,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:34" (1/1) ... [2019-11-19 23:32:34,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:34" (1/1) ... [2019-11-19 23:32:34,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:34" (1/1) ... [2019-11-19 23:32:34,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:34" (1/1) ... [2019-11-19 23:32:34,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:34" (1/1) ... [2019-11-19 23:32:34,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:34" (1/1) ... [2019-11-19 23:32:34,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 23:32:34,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 23:32:34,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 23:32:34,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 23:32:34,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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 [2019-11-19 23:32:34,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 23:32:34,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 23:32:34,379 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 23:32:34,379 INFO L285 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-19 23:32:34,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:32:34 BoogieIcfgContainer [2019-11-19 23:32:34,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 23:32:34,381 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-19 23:32:34,381 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-19 23:32:34,384 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-19 23:32:34,385 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 23:32:34,385 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 11:32:33" (1/3) ... [2019-11-19 23:32:34,388 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e66d7b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 11:32:34, skipping insertion in model container [2019-11-19 23:32:34,389 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 23:32:34,389 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:32:34" (2/3) ... [2019-11-19 23:32:34,391 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e66d7b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 11:32:34, skipping insertion in model container [2019-11-19 23:32:34,391 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-19 23:32:34,391 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:32:34" (3/3) ... [2019-11-19 23:32:34,393 INFO L371 chiAutomizerObserver]: Analyzing ICFG NO_24.c [2019-11-19 23:32:34,429 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-19 23:32:34,429 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-19 23:32:34,429 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-19 23:32:34,429 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 23:32:34,430 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 23:32:34,430 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-19 23:32:34,430 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 23:32:34,430 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-19 23:32:34,443 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-11-19 23:32:34,461 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-19 23:32:34,461 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 23:32:34,461 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 23:32:34,466 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-19 23:32:34,466 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-19 23:32:34,466 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-19 23:32:34,466 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-11-19 23:32:34,467 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-19 23:32:34,467 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-19 23:32:34,467 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-19 23:32:34,467 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-19 23:32:34,467 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-19 23:32:34,472 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 8#L11-2true [2019-11-19 23:32:34,472 INFO L796 eck$LassoCheckResult]: Loop: 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2019-11-19 23:32:34,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:32:34,478 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-19 23:32:34,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:32:34,484 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969108419] [2019-11-19 23:32:34,484 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:32:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:34,553 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:32:34,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:32:34,554 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-19 23:32:34,554 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:32:34,554 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899221948] [2019-11-19 23:32:34,554 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:32:34,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:34,569 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:32:34,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:32:34,570 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-19 23:32:34,570 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:32:34,570 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549385427] [2019-11-19 23:32:34,570 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:32:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:34,585 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:32:34,666 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 23:32:34,667 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 23:32:34,667 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 23:32:34,667 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 23:32:34,668 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-19 23:32:34,668 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:34,668 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 23:32:34,668 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 23:32:34,668 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2019-11-19 23:32:34,669 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 23:32:34,669 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 23:32:34,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:34,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:34,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:34,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:34,892 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 23:32:34,892 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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 [2019-11-19 23:32:34,907 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 23:32:34,910 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-19 23:32:34,919 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 23:32:34,919 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:34,927 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 23:32:34,927 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-19 23:32:34,934 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 23:32:34,934 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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 [2019-11-19 23:32:34,953 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 23:32:34,953 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:32:34,979 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-19 23:32:34,979 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,305 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-19 23:32:35,308 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 23:32:35,308 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 23:32:35,308 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 23:32:35,308 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 23:32:35,308 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 23:32:35,308 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,308 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 23:32:35,308 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 23:32:35,309 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2019-11-19 23:32:35,309 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 23:32:35,309 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 23:32:35,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:35,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:35,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:35,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:35,455 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 23:32:35,460 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:32:35,483 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 [2019-11-19 23:32:35,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:32:35,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:32:35,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,499 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:32:35,513 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 [2019-11-19 23:32:35,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:32:35,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:32:35,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,526 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:32:35,544 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 [2019-11-19 23:32:35,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:35,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:32:35,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:32:35,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:35,571 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 [2019-11-19 23:32:35,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:32:35,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:32:35,587 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,599 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:35,602 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-19 23:32:35,615 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 [2019-11-19 23:32:35,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,620 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:35,628 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 23:32:35,628 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,637 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:35,656 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 [2019-11-19 23:32:35,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,658 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,668 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 23:32:35,669 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-19 23:32:35,678 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,694 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 [2019-11-19 23:32:35,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:35,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,697 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:35,698 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 23:32:35,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:32:35,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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 [2019-11-19 23:32:35,715 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 [2019-11-19 23:32:35,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,721 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:35,728 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 23:32:35,729 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-19 23:32:35,742 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:35,744 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:35,750 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 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,753 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:35,757 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:35,757 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-19 23:32:35,764 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,778 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 [2019-11-19 23:32:35,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,784 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:35,788 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:35,788 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-19 23:32:35,798 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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 [2019-11-19 23:32:35,806 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 [2019-11-19 23:32:35,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:35,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,809 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:35,811 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 23:32:35,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-19 23:32:35,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,833 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 [2019-11-19 23:32:35,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,836 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:35,845 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:35,846 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-19 23:32:35,860 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:35,862 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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 [2019-11-19 23:32:35,870 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 [2019-11-19 23:32:35,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,873 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:35,879 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 23:32:35,879 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-19 23:32:35,890 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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 [2019-11-19 23:32:35,903 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 [2019-11-19 23:32:35,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,906 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:35,920 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 23:32:35,920 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-19 23:32:35,934 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:35,959 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 [2019-11-19 23:32:35,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:35,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,962 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:35,965 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 23:32:35,965 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 [2019-11-19 23:32:35,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:35,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:35,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:35,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:35,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:35,986 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:35,996 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 23:32:35,997 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-19 23:32:36,018 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:36,020 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,027 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 [2019-11-19 23:32:36,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,029 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:36,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,030 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:36,033 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 23:32:36,033 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,047 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 [2019-11-19 23:32:36,049 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,049 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:36,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,050 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:36,053 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 23:32:36,053 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,071 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 [2019-11-19 23:32:36,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,073 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:36,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:36,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,074 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:36,075 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 23:32:36,075 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 [2019-11-19 23:32:36,078 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,087 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 [2019-11-19 23:32:36,089 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,089 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:36,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,090 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:36,097 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 23:32:36,097 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,114 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:36,116 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,123 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 [2019-11-19 23:32:36,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,126 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 23:32:36,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,126 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:36,131 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:36,131 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,140 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,147 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 [2019-11-19 23:32:36,149 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,150 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 23:32:36,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,150 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:36,155 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:36,155 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,165 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,174 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 [2019-11-19 23:32:36,176 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,176 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 23:32:36,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:36,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,177 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:36,178 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 23:32:36,179 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 [2019-11-19 23:32:36,183 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,189 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 [2019-11-19 23:32:36,191 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,191 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 23:32:36,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,192 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:36,201 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:36,201 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,226 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:36,228 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,232 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 [2019-11-19 23:32:36,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,235 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:36,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,236 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:36,242 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 23:32:36,242 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,254 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,259 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 [2019-11-19 23:32:36,262 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,262 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:36,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,263 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:36,268 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 23:32:36,269 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,282 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,295 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 [2019-11-19 23:32:36,297 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,298 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:36,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:36,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,298 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:36,302 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 23:32:36,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,310 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,329 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 [2019-11-19 23:32:36,332 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,332 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:36,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,333 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:36,344 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 23:32:36,344 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,375 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:36,377 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,387 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 [2019-11-19 23:32:36,390 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,390 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:36,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,390 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:36,394 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:36,394 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,400 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,405 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 [2019-11-19 23:32:36,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,407 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:36,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,408 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:36,411 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:36,411 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,418 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,423 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 [2019-11-19 23:32:36,425 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,425 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:36,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:36,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,426 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:36,427 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 23:32:36,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,430 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:32:36,438 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,438 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:36,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,438 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:36,448 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:36,448 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,470 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:36,471 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,480 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 [2019-11-19 23:32:36,482 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,482 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:36,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,483 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 23:32:36,487 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-19 23:32:36,488 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,498 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,503 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 [2019-11-19 23:32:36,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,506 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:36,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,506 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 23:32:36,511 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-19 23:32:36,511 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,522 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,528 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 [2019-11-19 23:32:36,530 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,530 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:36,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:36,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,531 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 23:32:36,532 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:32:36,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,538 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,546 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 [2019-11-19 23:32:36,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:36,549 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:36,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:36,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:36,549 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 23:32:36,563 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-19 23:32:36,563 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,603 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:36,605 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-19 23:32:36,605 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2019-11-19 23:32:36,606 INFO L796 eck$LassoCheckResult]: Loop: 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2019-11-19 23:32:36,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:32:36,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-19 23:32:36,606 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:32:36,607 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399243992] [2019-11-19 23:32:36,607 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:32:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:36,623 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:32:36,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:32:36,624 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-19 23:32:36,624 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:32:36,624 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397691832] [2019-11-19 23:32:36,624 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:32:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:36,640 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:32:36,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:32:36,641 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-19 23:32:36,641 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:32:36,641 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457186341] [2019-11-19 23:32:36,641 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:32:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:36,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 23:32:36,662 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-19 23:32:36,710 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 23:32:36,710 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 23:32:36,710 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 23:32:36,711 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 23:32:36,711 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-19 23:32:36,711 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,711 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 23:32:36,711 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 23:32:36,711 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2019-11-19 23:32:36,711 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 23:32:36,711 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 23:32:36,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:36,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:36,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:36,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:36,826 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 23:32:36,827 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,831 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 23:32:36,831 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,835 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 23:32:36,835 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,843 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 23:32:36,843 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:36,847 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-19 23:32:36,847 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,855 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-19 23:32:36,855 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:36,882 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-19 23:32:36,883 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,203 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-19 23:32:37,205 INFO L210 LassoAnalysis]: Preferences: [2019-11-19 23:32:37,205 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-19 23:32:37,206 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-19 23:32:37,206 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-19 23:32:37,206 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-19 23:32:37,206 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,206 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-19 23:32:37,206 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-19 23:32:37,206 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2019-11-19 23:32:37,206 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-19 23:32:37,206 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-19 23:32:37,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:37,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:37,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:37,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-19 23:32:37,300 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-19 23:32:37,300 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,307 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 [2019-11-19 23:32:37,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:32:37,311 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:32:37,311 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,314 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,323 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 [2019-11-19 23:32:37,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:37,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:32:37,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-19 23:32:37,327 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 [2019-11-19 23:32:37,329 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,335 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 [2019-11-19 23:32:37,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:32:37,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:32:37,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,353 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 [2019-11-19 23:32:37,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-19 23:32:37,358 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:32:37,359 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:37,367 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,379 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 [2019-11-19 23:32:37,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,381 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:37,384 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 23:32:37,384 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 [2019-11-19 23:32:37,389 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,396 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 [2019-11-19 23:32:37,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:37,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,398 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:37,402 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 23:32:37,402 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 [2019-11-19 23:32:37,404 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,416 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 [2019-11-19 23:32:37,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,418 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:37,421 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 23:32:37,421 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 [2019-11-19 23:32:37,426 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,431 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 [2019-11-19 23:32:37,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,433 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:37,438 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 23:32:37,438 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,448 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:37,450 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,455 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 [2019-11-19 23:32:37,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,457 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:37,460 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:37,460 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 [2019-11-19 23:32:37,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,479 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 [2019-11-19 23:32:37,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:37,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,482 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:37,483 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 23:32:37,483 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 [2019-11-19 23:32:37,485 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,495 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 [2019-11-19 23:32:37,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,498 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:37,500 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:37,500 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 [2019-11-19 23:32:37,506 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,511 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 [2019-11-19 23:32:37,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,514 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:37,520 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:37,520 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,534 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:37,535 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:32:37,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,544 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:37,547 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 23:32:37,547 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 [2019-11-19 23:32:37,554 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,559 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 [2019-11-19 23:32:37,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:37,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,562 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:37,563 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 23:32:37,563 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 [2019-11-19 23:32:37,565 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,571 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 [2019-11-19 23:32:37,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,574 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:37,577 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 23:32:37,577 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 [2019-11-19 23:32:37,585 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-19 23:32:37,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-19 23:32:37,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,598 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:37,606 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 23:32:37,606 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:37,624 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,631 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 [2019-11-19 23:32:37,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:37,633 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:37,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,633 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:37,635 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 23:32:37,636 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,641 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,648 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 [2019-11-19 23:32:37,650 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:37,650 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:37,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:37,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,651 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:37,651 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-19 23:32:37,652 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 [2019-11-19 23:32:37,654 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,664 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 [2019-11-19 23:32:37,667 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:37,668 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:37,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,668 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:37,671 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 23:32:37,671 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,686 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 [2019-11-19 23:32:37,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:37,689 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:37,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,689 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-19 23:32:37,694 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-19 23:32:37,695 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,708 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:37,710 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,715 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 [2019-11-19 23:32:37,717 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:37,717 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 23:32:37,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,718 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:37,721 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:37,721 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,729 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,735 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 [2019-11-19 23:32:37,737 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:37,737 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 23:32:37,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:37,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,738 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:37,739 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 23:32:37,739 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 [2019-11-19 23:32:37,743 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,751 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 [2019-11-19 23:32:37,753 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:37,753 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 23:32:37,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,754 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:37,757 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:37,757 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,766 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,773 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 [2019-11-19 23:32:37,776 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:37,776 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-19 23:32:37,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,776 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:37,784 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:37,784 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,810 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:37,812 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,816 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 [2019-11-19 23:32:37,818 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:37,818 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:37,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,819 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:37,823 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 23:32:37,823 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,834 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,843 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 [2019-11-19 23:32:37,846 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:37,847 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:37,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:37,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,847 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:37,848 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-19 23:32:37,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,854 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,863 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 [2019-11-19 23:32:37,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:37,865 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:37,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,866 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:37,870 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 23:32:37,870 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:37,881 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:37,895 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 [2019-11-19 23:32:37,898 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:37,898 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:37,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:37,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:37,899 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-19 23:32:37,908 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-19 23:32:37,908 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:38,132 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:38,134 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:38,151 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 [2019-11-19 23:32:38,154 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:38,154 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:38,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:38,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:38,155 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:38,157 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:38,157 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-19 23:32:38,167 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:38,178 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 [2019-11-19 23:32:38,180 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:38,180 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:38,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:38,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:38,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:38,181 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:38,181 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-19 23:32:38,182 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 [2019-11-19 23:32:38,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:38,191 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 [2019-11-19 23:32:38,192 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:38,193 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:38,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:38,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:38,193 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:38,195 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:38,196 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:38,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:38,212 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 [2019-11-19 23:32:38,214 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:38,214 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-19 23:32:38,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:38,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:38,214 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-19 23:32:38,220 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-19 23:32:38,220 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:38,238 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:38,239 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:38,247 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 [2019-11-19 23:32:38,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:38,249 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:38,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:38,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:38,249 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 23:32:38,253 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-19 23:32:38,253 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:38,262 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:38,271 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 [2019-11-19 23:32:38,273 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:38,273 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:38,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-19 23:32:38,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:38,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:38,273 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 23:32:38,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-19 23:32:38,275 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 [2019-11-19 23:32:38,278 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:38,283 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 [2019-11-19 23:32:38,285 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:38,285 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:38,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:38,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:38,286 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 23:32:38,289 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-19 23:32:38,290 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:38,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a4863dce-d6fa-421f-9152-c2661efe490f/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) [2019-11-19 23:32:38,312 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 [2019-11-19 23:32:38,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-19 23:32:38,314 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-19 23:32:38,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-19 23:32:38,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-19 23:32:38,315 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-19 23:32:38,323 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-19 23:32:38,323 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-19 23:32:38,356 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-19 23:32:38,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 11:32:38 BoogieIcfgContainer [2019-11-19 23:32:38,365 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-19 23:32:38,365 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 23:32:38,366 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 23:32:38,366 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 23:32:38,366 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:32:34" (3/4) ... [2019-11-19 23:32:38,370 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-19 23:32:38,370 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 23:32:38,372 INFO L168 Benchmark]: Toolchain (without parser) took 4526.99 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 224.4 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -222.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-11-19 23:32:38,373 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-19 23:32:38,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -230.9 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2019-11-19 23:32:38,373 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:32:38,374 INFO L168 Benchmark]: Boogie Preprocessor took 13.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:32:38,374 INFO L168 Benchmark]: RCFGBuilder took 205.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2019-11-19 23:32:38,380 INFO L168 Benchmark]: BuchiAutomizer took 3983.97 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 46.1 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -11.5 MB). Peak memory consumption was 250.5 MB. Max. memory is 11.5 GB. [2019-11-19 23:32:38,380 INFO L168 Benchmark]: Witness Printer took 4.53 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:32:38,382 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 280.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -230.9 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 205.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3983.97 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 46.1 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -11.5 MB). Peak memory consumption was 250.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.53 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 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 3.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 3.8s. 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: inital25 mio100 ax148 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq187 hnf91 smp100 dnf100 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 21ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2;" "assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0;" Loop: "assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...