./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 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/NO_24.c -s /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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 0.1.24-6b5699a [2019-11-25 08:49:40,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:49:40,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:49:40,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:49:40,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:49:40,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:49:40,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:49:40,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:49:40,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:49:40,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:49:40,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:49:40,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:49:40,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:49:40,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:49:40,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:49:40,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:49:40,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:49:40,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:49:40,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:49:40,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:49:40,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:49:40,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:49:40,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:49:40,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:49:40,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:49:40,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:49:40,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:49:40,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:49:40,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:49:40,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:49:40,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:49:40,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:49:40,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:49:40,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:49:40,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:49:40,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:49:40,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:49:40,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:49:40,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:49:40,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:49:40,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:49:40,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-25 08:49:40,576 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:49:40,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:49:40,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:49:40,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:49:40,577 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:49:40,577 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:49:40,577 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:49:40,578 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:49:40,578 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:49:40,578 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:49:40,578 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:49:40,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:49:40,579 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:49:40,579 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:49:40,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:49:40,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:49:40,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:49:40,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:49:40,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:49:40,580 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:49:40,580 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:49:40,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:49:40,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:49:40,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:49:40,581 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:49:40,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:49:40,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:49:40,581 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:49:40,582 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:49:40,582 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_05017363-2f4e-4dd2-b519-439f76dbc10a/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 [2019-11-25 08:49:40,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:49:40,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:49:40,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:49:40,784 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:49:40,785 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:49:40,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/NO_24.c [2019-11-25 08:49:40,846 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/data/588f7da2b/21789cde19354fea9ff02d396be2569e/FLAGb4ae78e1d [2019-11-25 08:49:41,224 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:49:41,225 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/sv-benchmarks/c/termination-restricted-15/NO_24.c [2019-11-25 08:49:41,229 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/data/588f7da2b/21789cde19354fea9ff02d396be2569e/FLAGb4ae78e1d [2019-11-25 08:49:41,240 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/data/588f7da2b/21789cde19354fea9ff02d396be2569e [2019-11-25 08:49:41,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:49:41,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:49:41,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:49:41,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:49:41,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:49:41,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:49:41" (1/1) ... [2019-11-25 08:49:41,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@647480f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41, skipping insertion in model container [2019-11-25 08:49:41,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:49:41" (1/1) ... [2019-11-25 08:49:41,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:49:41,269 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:49:41,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:49:41,396 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:49:41,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:49:41,478 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:49:41,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41 WrapperNode [2019-11-25 08:49:41,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:49:41,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:49:41,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:49:41,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:49:41,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41" (1/1) ... [2019-11-25 08:49:41,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41" (1/1) ... [2019-11-25 08:49:41,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:49:41,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:49:41,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:49:41,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:49:41,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41" (1/1) ... [2019-11-25 08:49:41,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41" (1/1) ... [2019-11-25 08:49:41,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41" (1/1) ... [2019-11-25 08:49:41,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41" (1/1) ... [2019-11-25 08:49:41,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41" (1/1) ... [2019-11-25 08:49:41,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41" (1/1) ... [2019-11-25 08:49:41,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41" (1/1) ... [2019-11-25 08:49:41,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:49:41,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:49:41,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:49:41,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:49:41,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:49:41,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:49:41,682 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:49:41,682 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-25 08:49:41,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:41 BoogieIcfgContainer [2019-11-25 08:49:41,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:49:41,684 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:49:41,684 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:49:41,687 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:49:41,688 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:49:41,688 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:49:41" (1/3) ... [2019-11-25 08:49:41,691 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@550cba51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:49:41, skipping insertion in model container [2019-11-25 08:49:41,691 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:49:41,692 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:41" (2/3) ... [2019-11-25 08:49:41,692 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@550cba51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:49:41, skipping insertion in model container [2019-11-25 08:49:41,693 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:49:41,693 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:41" (3/3) ... [2019-11-25 08:49:41,695 INFO L371 chiAutomizerObserver]: Analyzing ICFG NO_24.c [2019-11-25 08:49:41,742 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:49:41,743 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:49:41,743 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:49:41,744 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:49:41,744 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:49:41,744 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:49:41,744 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:49:41,746 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:49:41,759 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-11-25 08:49:41,774 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-25 08:49:41,774 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:49:41,775 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:49:41,779 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:49:41,779 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-25 08:49:41,779 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:49:41,779 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-11-25 08:49:41,779 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-25 08:49:41,780 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:49:41,780 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:49:41,780 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:49:41,780 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-25 08:49:41,785 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 8#L11-2true [2019-11-25 08:49:41,785 INFO L796 eck$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 [2019-11-25 08:49:41,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:41,790 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-25 08:49:41,795 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:41,796 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405659166] [2019-11-25 08:49:41,796 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:41,868 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:41,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:41,869 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-25 08:49:41,869 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:41,869 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931610812] [2019-11-25 08:49:41,869 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:41,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:41,883 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:41,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:41,884 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-25 08:49:41,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:41,884 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138737508] [2019-11-25 08:49:41,885 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:41,899 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:41,981 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:41,981 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:41,982 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:41,982 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:41,982 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:49:41,982 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,982 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:41,982 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:41,983 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2019-11-25 08:49:41,983 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:41,983 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:42,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:42,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:42,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:42,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:42,204 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:42,205 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,213 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:42,214 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:49:42,223 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:42,223 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_05017363-2f4e-4dd2-b519-439f76dbc10a/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 [2019-11-25 08:49:42,230 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:42,230 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:49:42,237 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:42,237 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_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,242 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:42,242 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,253 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:49:42,253 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:49:42,560 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:49:42,562 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:42,562 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:42,562 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:42,562 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:42,563 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:49:42,563 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,563 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:42,563 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:42,563 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2019-11-25 08:49:42,563 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:42,564 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:42,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:42,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:42,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:42,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:42,699 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:42,703 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) [2019-11-25 08:49:42,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:42,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:42,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:42,726 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:42,726 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 [2019-11-25 08:49:42,737 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) [2019-11-25 08:49:42,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:42,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:42,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:42,761 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:42,761 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 [2019-11-25 08:49:42,769 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) [2019-11-25 08:49:42,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:42,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:42,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:42,788 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:42,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:42,790 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:42,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:42,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:42,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:42,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:42,812 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 [2019-11-25 08:49:42,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:42,823 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) [2019-11-25 08:49:42,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:42,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:42,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,843 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:42,847 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:42,847 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 [2019-11-25 08:49:42,853 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) [2019-11-25 08:49:42,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:42,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,865 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:42,875 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:42,875 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:49:42,885 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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 [2019-11-25 08:49:42,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:42,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:42,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:42,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,904 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:42,905 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:42,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:42,907 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) [2019-11-25 08:49:42,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:42,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,924 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:42,931 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:42,931 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:49:42,942 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:42,944 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) [2019-11-25 08:49:42,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:42,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:42,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,959 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:42,963 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:42,963 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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 [2019-11-25 08:49:42,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:42,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:42,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,988 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:43,000 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:43,000 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:49:43,009 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) [2019-11-25 08:49:43,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:43,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:43,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:43,022 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:43,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:43,027 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:43,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,050 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:43,059 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:43,059 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:49:43,077 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:43,079 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:43,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:43,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,096 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:43,101 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:43,101 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-25 08:49:43,108 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:43,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:43,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,124 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:43,129 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:43,129 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-25 08:49:43,137 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:43,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:43,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,161 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:43,164 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:43,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:43,166 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) [2019-11-25 08:49:43,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:43,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,197 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:43,215 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:43,215 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:43,237 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:43,239 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,248 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,248 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:43,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,249 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:43,252 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:43,252 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 [2019-11-25 08:49:43,261 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,274 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,274 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:43,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,275 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:43,278 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:43,279 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 [2019-11-25 08:49:43,295 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,304 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,304 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:43,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:43,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,305 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:43,306 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:43,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:43,310 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,318 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,318 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:43,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,319 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:43,326 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:43,326 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 [2019-11-25 08:49:43,341 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:43,343 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,353 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:43,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,353 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:43,357 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:43,358 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 [2019-11-25 08:49:43,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,386 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,386 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:43,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,386 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:43,395 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:43,395 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 [2019-11-25 08:49:43,409 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,416 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 [2019-11-25 08:49:43,419 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,419 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:43,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:43,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,420 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:43,421 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:43,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:43,425 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:43,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,434 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,435 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:43,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,435 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:43,442 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:43,442 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:49:43,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:43,463 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) [2019-11-25 08:49:43,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,477 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:43,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,478 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:43,484 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:43,484 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 [2019-11-25 08:49:43,495 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,505 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:43,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,506 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:43,511 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:43,511 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 [2019-11-25 08:49:43,532 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,540 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,541 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:43,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:43,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,541 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:43,544 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:43,545 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 [2019-11-25 08:49:43,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,580 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:43,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,580 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:43,589 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:43,590 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 [2019-11-25 08:49:43,615 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:43,617 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,626 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,626 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:43,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,627 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:43,630 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:43,631 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 [2019-11-25 08:49:43,637 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,644 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:43,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,644 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:43,647 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:43,647 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 [2019-11-25 08:49:43,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,660 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,661 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:43,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:43,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,661 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:43,662 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:43,662 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 [2019-11-25 08:49:43,665 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,672 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,672 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:43,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,672 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:43,679 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:43,679 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 [2019-11-25 08:49:43,697 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:43,698 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,706 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,707 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:43,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,707 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:43,711 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:49:43,712 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-25 08:49:43,720 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) [2019-11-25 08:49:43,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,728 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:43,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,728 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:43,732 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:49:43,732 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 [2019-11-25 08:49:43,742 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,750 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,750 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:43,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:43,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,750 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:43,751 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:43,751 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 [2019-11-25 08:49:43,755 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:43,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:43,771 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:43,771 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:43,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:43,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:43,772 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:43,781 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:49:43,781 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 [2019-11-25 08:49:43,816 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:43,818 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-25 08:49:43,818 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 8#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 8#L11-2true [2019-11-25 08:49:43,818 INFO L796 eck$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 [2019-11-25 08:49:43,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:43,818 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-25 08:49:43,818 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:43,819 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438660834] [2019-11-25 08:49:43,819 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:43,827 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:43,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:43,827 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-25 08:49:43,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:43,828 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267495248] [2019-11-25 08:49:43,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:43,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:43,834 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:43,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:43,835 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-25 08:49:43,835 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:43,835 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72472596] [2019-11-25 08:49:43,835 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:43,847 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:43,891 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:43,892 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:43,892 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:43,892 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:43,892 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:49:43,892 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:43,892 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:43,892 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:43,893 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2019-11-25 08:49:43,893 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:43,893 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:43,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:43,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:43,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:43,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:44,000 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:44,000 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,005 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:44,005 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 [2019-11-25 08:49:44,010 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:44,010 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_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,017 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:44,017 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 [2019-11-25 08:49:44,021 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:44,021 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_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,030 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:44,030 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_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,046 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:49:44,046 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 [2019-11-25 08:49:44,366 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:49:44,369 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:44,369 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:44,369 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:44,369 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:44,369 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:49:44,369 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,369 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:44,370 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:44,370 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2019-11-25 08:49:44,370 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:44,370 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:44,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:44,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:44,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:44,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:49:44,462 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:44,462 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:44,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:44,473 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 [2019-11-25 08:49:44,481 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:44,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:44,489 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:44,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,491 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:44,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:44,501 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 [2019-11-25 08:49:44,505 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,511 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 [2019-11-25 08:49:44,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:44,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:44,516 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 [2019-11-25 08:49:44,523 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:44,524 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,535 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:44,537 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:44,537 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,542 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:44,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,552 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:44,556 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:44,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,568 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:44,571 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:44,571 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,576 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,583 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:44,588 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:44,588 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 [2019-11-25 08:49:44,597 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:44,599 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,608 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:44,610 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:44,611 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,616 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:44,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,626 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:44,627 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:44,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,629 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,641 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:44,643 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:44,644 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,658 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:44,664 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:44,664 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 [2019-11-25 08:49:44,676 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:44,678 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,692 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:44,696 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:44,696 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,702 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:44,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,710 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:44,711 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:44,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,713 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,721 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:44,724 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:44,724 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,731 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:44,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,740 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:44,747 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:44,748 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 [2019-11-25 08:49:44,763 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:44,765 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,779 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:44,779 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:44,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,780 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:44,782 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:44,782 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:49:44,787 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:44,795 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:44,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:44,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,795 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:44,796 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:44,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,798 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,807 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:44,808 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:44,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,808 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:44,810 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:44,810 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 [2019-11-25 08:49:44,817 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:44,824 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:44,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,825 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:44,830 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:44,830 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 [2019-11-25 08:49:44,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:44,846 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,851 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:44,852 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:44,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,852 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:44,855 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:44,855 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 [2019-11-25 08:49:44,863 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:44,876 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:44,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:44,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,877 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,878 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:44,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:44,885 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,893 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:44,893 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:44,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,894 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:44,896 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:44,896 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:49:44,905 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:44,915 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:44,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,915 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:44,922 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:44,922 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 [2019-11-25 08:49:44,944 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:44,945 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:44,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:44,950 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:44,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,950 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:44,959 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:44,959 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-25 08:49:44,969 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:44,980 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:44,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:44,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,981 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:44,982 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:44,982 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 [2019-11-25 08:49:44,989 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:44,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:44,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:44,996 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:44,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:44,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:44,997 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:45,000 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:45,001 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 [2019-11-25 08:49:45,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:45,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:45,021 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:45,021 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:45,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:45,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:45,021 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:45,030 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:45,030 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 [2019-11-25 08:49:45,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:45,349 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:45,353 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 [2019-11-25 08:49:45,355 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:45,355 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:45,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:45,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:45,355 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:45,358 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:45,358 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:45,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/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) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:45,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:45,404 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:45,404 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:45,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:45,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:45,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:45,404 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:45,405 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:45,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:45,409 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:45,416 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 [2019-11-25 08:49:45,418 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:45,418 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:45,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:45,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:45,418 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:45,421 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:45,421 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 [2019-11-25 08:49:45,429 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:45,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:45,440 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:45,440 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:45,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:45,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:45,440 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:45,446 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:45,446 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 [2019-11-25 08:49:45,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:45,463 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:45,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:45,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:45,472 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:45,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:45,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:45,472 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:45,476 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:49:45,476 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 [2019-11-25 08:49:45,484 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:45,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:45,491 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:45,492 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:45,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:45,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:45,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:45,492 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:45,493 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:45,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:45,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:45,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:45,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:45,508 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:45,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:45,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:45,508 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:45,512 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:49:45,512 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 [2019-11-25 08:49:45,521 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_05017363-2f4e-4dd2-b519-439f76dbc10a/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:45,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:45,532 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:45,532 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:45,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:45,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:45,532 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:45,541 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:49:45,541 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 [2019-11-25 08:49:45,573 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:45,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:49:45 BoogieIcfgContainer [2019-11-25 08:49:45,580 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:49:45,581 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:49:45,581 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:49:45,581 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:49:45,582 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:41" (3/4) ... [2019-11-25 08:49:45,585 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:49:45,585 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:49:45,587 INFO L168 Benchmark]: Toolchain (without parser) took 4343.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 192.9 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -189.0 MB). Peak memory consumption was 3.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:45,587 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:45,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 235.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -182.5 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:45,588 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:45,588 INFO L168 Benchmark]: Boogie Preprocessor took 15.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:45,589 INFO L168 Benchmark]: RCFGBuilder took 160.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:45,589 INFO L168 Benchmark]: BuchiAutomizer took 3896.72 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -23.5 MB). Peak memory consumption was 250.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:45,589 INFO L168 Benchmark]: Witness Printer took 4.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:45,591 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 235.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -182.5 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 160.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3896.72 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -23.5 MB). Peak memory consumption was 250.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 3.7s. 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...