./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_1-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6cd948af0e0b6c8603db03ff6e3dfbac759cb557 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:49:35,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:49:35,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:49:35,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:49:35,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:49:35,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:49:35,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:49:35,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:49:35,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:49:35,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:49:35,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:49:35,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:49:35,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:49:35,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:49:35,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:49:35,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:49:35,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:49:35,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:49:35,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:49:35,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:49:35,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:49:35,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:49:35,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:49:35,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:49:35,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:49:35,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:49:35,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:49:35,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:49:35,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:49:35,433 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:49:35,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:49:35,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:49:35,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:49:35,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:49:35,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:49:35,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:49:35,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:49:35,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:49:35,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:49:35,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:49:35,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:49:35,439 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-25 08:49:35,454 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:49:35,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:49:35,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:49:35,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:49:35,455 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:49:35,455 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:49:35,455 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:49:35,456 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:49:35,456 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:49:35,456 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:49:35,456 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:49:35,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:49:35,457 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:49:35,457 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:49:35,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:49:35,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:49:35,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:49:35,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:49:35,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:49:35,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:49:35,458 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:49:35,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:49:35,458 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:49:35,459 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:49:35,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:49:35,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:49:35,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:49:35,459 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:49:35,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:49:35,460 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:49:35,460 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:49:35,461 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:49:35,461 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_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cd948af0e0b6c8603db03ff6e3dfbac759cb557 [2019-11-25 08:49:35,595 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:49:35,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:49:35,612 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:49:35,614 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:49:35,614 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:49:35,615 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_1-2.c [2019-11-25 08:49:35,677 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/data/699d919bb/15fde877686b46a38f33cbc3bfc0601e/FLAGc77c0f171 [2019-11-25 08:49:36,073 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:49:36,074 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/sv-benchmarks/c/loop-acceleration/underapprox_1-2.c [2019-11-25 08:49:36,077 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/data/699d919bb/15fde877686b46a38f33cbc3bfc0601e/FLAGc77c0f171 [2019-11-25 08:49:36,518 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/data/699d919bb/15fde877686b46a38f33cbc3bfc0601e [2019-11-25 08:49:36,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:49:36,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:49:36,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:49:36,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:49:36,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:49:36,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:49:36" (1/1) ... [2019-11-25 08:49:36,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca2a8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36, skipping insertion in model container [2019-11-25 08:49:36,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:49:36" (1/1) ... [2019-11-25 08:49:36,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:49:36,553 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:49:36,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:49:36,771 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:49:36,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:49:36,803 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:49:36,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36 WrapperNode [2019-11-25 08:49:36,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:49:36,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:49:36,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:49:36,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:49:36,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36" (1/1) ... [2019-11-25 08:49:36,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36" (1/1) ... [2019-11-25 08:49:36,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:49:36,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:49:36,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:49:36,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:49:36,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36" (1/1) ... [2019-11-25 08:49:36,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36" (1/1) ... [2019-11-25 08:49:36,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36" (1/1) ... [2019-11-25 08:49:36,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36" (1/1) ... [2019-11-25 08:49:36,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36" (1/1) ... [2019-11-25 08:49:36,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36" (1/1) ... [2019-11-25 08:49:36,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36" (1/1) ... [2019-11-25 08:49:36,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:49:36,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:49:36,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:49:36,865 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:49:36,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:36,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:49:36,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:49:37,071 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:49:37,071 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-25 08:49:37,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:37 BoogieIcfgContainer [2019-11-25 08:49:37,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:49:37,073 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:49:37,073 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:49:37,075 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:49:37,076 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:49:37,076 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:49:36" (1/3) ... [2019-11-25 08:49:37,077 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73690acc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:49:37, skipping insertion in model container [2019-11-25 08:49:37,077 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:49:37,077 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:36" (2/3) ... [2019-11-25 08:49:37,078 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73690acc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:49:37, skipping insertion in model container [2019-11-25 08:49:37,078 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:49:37,078 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:37" (3/3) ... [2019-11-25 08:49:37,080 INFO L371 chiAutomizerObserver]: Analyzing ICFG underapprox_1-2.c [2019-11-25 08:49:37,122 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:49:37,122 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:49:37,122 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:49:37,122 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:49:37,123 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:49:37,123 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:49:37,123 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:49:37,123 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:49:37,139 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-25 08:49:37,161 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-25 08:49:37,161 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:49:37,162 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:49:37,168 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:49:37,169 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-25 08:49:37,169 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:49:37,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-25 08:49:37,171 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-25 08:49:37,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:49:37,171 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:49:37,171 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:49:37,172 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-25 08:49:37,180 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true [2019-11-25 08:49:37,180 INFO L796 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-25 08:49:37,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:37,187 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-25 08:49:37,196 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:37,197 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560088116] [2019-11-25 08:49:37,197 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:37,297 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:37,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:37,298 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-25 08:49:37,299 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:37,300 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118435970] [2019-11-25 08:49:37,300 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:37,327 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:37,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:37,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-25 08:49:37,330 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:37,331 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556743797] [2019-11-25 08:49:37,331 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:37,355 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:37,466 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:37,467 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:37,467 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:37,467 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:37,467 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:49:37,468 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:37,468 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:37,468 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:37,468 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-2.c_Iteration1_Loop [2019-11-25 08:49:37,468 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:37,469 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:37,489 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 08:49:37,499 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 08:49:37,502 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 08:49:37,613 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:37,614 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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) [2019-11-25 08:49:37,621 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:37,621 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:37,632 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:37,633 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:37,648 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:37,648 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:49:37,652 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:37,652 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:37,665 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:37,666 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:37,675 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:49:37,675 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:49:37,710 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:49:37,720 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:37,720 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:37,720 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:37,720 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:37,720 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:49:37,720 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:37,720 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:37,721 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:37,721 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-2.c_Iteration1_Loop [2019-11-25 08:49:37,721 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:37,721 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:37,722 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 08:49:37,729 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 08:49:37,732 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 08:49:37,881 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2019-11-25 08:49:37,917 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:37,921 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:37,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:37,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:37,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:37,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:37,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:37,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:37,950 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:37,950 INFO L402 nArgumentSynthesizer]: A total of 0 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 08:49:37,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:37,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:37,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:37,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:37,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:37,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:37,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:37,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:37,977 INFO L402 nArgumentSynthesizer]: A total of 0 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 08:49:37,981 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:37,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:38,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:38,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:38,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,012 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:38,015 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:38,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,033 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:38,035 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:38,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,039 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:38,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,057 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:38,058 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:38,058 INFO L402 nArgumentSynthesizer]: A total of 0 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 08:49:38,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,080 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:38,084 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:38,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:38,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:38,090 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,100 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:38,102 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:38,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:38,109 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,120 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:38,121 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:38,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:38,124 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,144 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:38,148 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:38,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:38,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:38,155 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,163 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:38,165 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:38,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:38,173 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,189 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:38,190 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:38,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:38,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,204 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:38,208 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:38,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:38,217 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:38,219 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,236 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,236 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:38,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,237 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:38,241 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:38,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:38,246 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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) [2019-11-25 08:49:38,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,263 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,263 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:38,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,264 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:38,266 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:38,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,270 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:38,288 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,288 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:38,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,289 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:38,292 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:38,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:38,300 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:38,302 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,321 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,322 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:38,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,322 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:38,328 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:38,328 INFO L402 nArgumentSynthesizer]: A total of 0 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 08:49:38,342 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,352 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,352 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:38,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,353 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:38,355 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:38,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,361 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,375 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,375 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:38,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,375 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:38,380 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:38,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,392 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:38,394 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,401 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,402 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:38,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,402 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:38,412 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:38,413 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 08:49:38,433 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:38,445 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,445 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:38,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,446 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:38,448 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:38,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,455 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,464 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,464 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:38,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,465 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:38,471 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:38,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,491 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:38,493 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,500 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:38,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,501 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:38,503 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:38,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,508 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,521 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,521 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:38,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:38,523 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:38,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:38,529 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:38,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:38,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,539 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:38,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,540 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:38,543 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:38,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,551 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:38,552 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,563 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,563 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:38,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,564 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:38,568 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:38,568 INFO L402 nArgumentSynthesizer]: A total of 0 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 08:49:38,581 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,590 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,590 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:38,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,591 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:38,592 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:38,592 INFO L402 nArgumentSynthesizer]: A total of 0 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 08:49:38,601 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,611 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:38,611 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:38,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,612 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:38,617 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:38,618 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 08:49:38,628 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:38,643 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:38,643 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:38,644 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:38,644 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:38,644 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:49:38,644 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,644 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:38,644 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:38,644 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-2.c_Iteration1_Lasso [2019-11-25 08:49:38,644 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:38,645 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:38,646 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 08:49:38,650 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 08:49:38,655 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 08:49:38,666 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 08:49:38,763 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:38,764 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,768 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:38,768 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,773 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:38,773 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,782 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:38,782 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,786 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:38,786 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_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,792 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:38,792 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,806 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:49:38,806 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,823 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:49:38,825 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:38,825 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:38,825 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:38,825 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:38,826 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:49:38,826 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,826 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:38,826 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:38,826 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-2.c_Iteration1_Lasso [2019-11-25 08:49:38,826 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:38,826 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:38,828 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 08:49:38,834 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 08:49:38,843 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 08:49:38,848 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 08:49:38,927 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:38,928 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:38,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:38,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:38,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,937 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:38,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:38,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:38,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:38,953 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,959 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:38,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:38,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:38,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:38,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:38,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:38,988 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:38,988 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:49:38,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:39,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:39,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:39,018 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:39,019 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:39,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,028 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:39,029 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:39,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,031 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,043 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:39,049 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:39,049 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:49:39,058 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,066 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:39,069 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:39,069 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,078 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,086 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:39,086 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:39,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:39,090 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,097 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:39,098 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:39,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,107 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:39,114 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:39,114 INFO L402 nArgumentSynthesizer]: A total of 4 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 08:49:39,125 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,133 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:39,137 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:39,137 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:49:39,148 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,156 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:39,157 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:39,157 INFO L402 nArgumentSynthesizer]: A total of 0 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 08:49:39,160 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:39,161 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:39,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,168 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:39,168 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:39,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,171 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,178 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:39,185 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:39,185 INFO L402 nArgumentSynthesizer]: A total of 5 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 08:49:39,199 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,207 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:39,212 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:39,212 INFO L402 nArgumentSynthesizer]: A total of 5 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 08:49:39,227 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:39,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:39,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,235 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:39,236 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:39,236 INFO L402 nArgumentSynthesizer]: A total of 0 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 08:49:39,241 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:39,242 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,252 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:39,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,252 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:39,253 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:39,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,256 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,263 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,263 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:39,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,263 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,268 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:39,268 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:49:39,285 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,296 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,296 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:39,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,296 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:39,300 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:39,300 INFO L402 nArgumentSynthesizer]: A total of 3 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 08:49:39,330 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:39,337 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,337 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:39,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,337 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:39,338 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:39,338 INFO L402 nArgumentSynthesizer]: A total of 0 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 08:49:39,341 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:39,342 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,350 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 08:49:39,352 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,352 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:39,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,352 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:39,353 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:39,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,357 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:39,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,365 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:39,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,365 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:39,372 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:39,372 INFO L402 nArgumentSynthesizer]: A total of 4 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 08:49:39,397 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,402 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 08:49:39,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,405 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:39,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,405 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:39,411 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:39,411 INFO L402 nArgumentSynthesizer]: A total of 4 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 08:49:39,507 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:39,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,515 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:39,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,515 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:39,516 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:39,516 INFO L402 nArgumentSynthesizer]: A total of 0 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 08:49:39,520 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:39,522 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:39,531 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,531 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:39,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,532 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:39,533 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:39,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,538 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:39,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,546 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,546 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:39,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,546 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:39,555 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:39,555 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,588 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,597 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:39,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,597 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:39,606 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:39,606 INFO L402 nArgumentSynthesizer]: A total of 5 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 08:49:39,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:39,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,872 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:39,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,873 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:39,874 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:39,874 INFO L402 nArgumentSynthesizer]: A total of 0 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 08:49:39,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:39,881 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,886 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,887 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:39,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,887 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:39,888 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:39,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,890 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:39,897 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,897 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:39,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,898 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:39,904 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:39,904 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 08:49:39,921 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,932 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:39,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,932 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:39,936 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:39,937 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:39,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,962 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,962 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:39,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,963 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:39,964 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:39,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,967 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:39,969 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:39,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:39,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,975 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:39,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:39,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,976 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:39,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:39,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:39,985 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:39,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:39,993 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:39,993 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:39,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:39,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:39,993 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:40,003 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:49:40,004 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:40,044 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,044 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:40,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,044 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:40,052 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:49:40,052 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-25 08:49:40,144 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:40,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,152 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:40,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,153 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:40,154 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:40,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:40,163 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-25 08:49:40,163 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-25 08:49:40,163 INFO L796 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-25 08:49:40,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:40,164 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-25 08:49:40,164 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:40,164 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21971307] [2019-11-25 08:49:40,164 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:40,177 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:40,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:40,178 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-25 08:49:40,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:40,178 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930238590] [2019-11-25 08:49:40,179 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:40,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:40,196 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:40,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:40,198 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-25 08:49:40,198 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:40,198 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884567371] [2019-11-25 08:49:40,199 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:40,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:49:40,222 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:49:40,240 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:40,240 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:40,240 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:40,241 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:40,241 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:49:40,241 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,241 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:40,241 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:40,241 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-2.c_Iteration1_Loop [2019-11-25 08:49:40,241 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:40,242 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:40,242 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 08:49:40,245 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 08:49:40,252 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 08:49:40,325 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:40,325 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:40,330 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:40,330 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,334 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:40,334 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post0=0} Honda state: {ULTIMATE.start_main_#t~post0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:40,340 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:40,340 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,352 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:49:40,352 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,384 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:49:40,386 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:40,386 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:40,386 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:40,386 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:40,386 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:49:40,387 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,387 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:40,387 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:40,387 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-2.c_Iteration1_Loop [2019-11-25 08:49:40,387 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:40,387 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:40,388 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 08:49:40,392 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 08:49:40,398 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 08:49:40,466 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:40,467 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:40,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:40,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:40,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:40,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,482 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:40,489 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 08:49:40,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:40,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:40,493 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:40,493 INFO L402 nArgumentSynthesizer]: A total of 0 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 08:49:40,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:40,506 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 08:49:40,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:40,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:40,509 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:40,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,511 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:40,512 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:40,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:40,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,519 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:40,520 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:40,520 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 08:49:40,522 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:40,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:40,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:40,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,530 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:40,532 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:40,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,536 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/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 08:49:40,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:40,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,544 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:40,545 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:40,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,548 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:40,549 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:40,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,556 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:40,556 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:40,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,559 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,566 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 08:49:40,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:40,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,568 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:40,570 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:40,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,577 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:40,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,586 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,587 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:40,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:40,590 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:40,591 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:40,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:40,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,598 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:40,599 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:40,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,601 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:40,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,610 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:40,615 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:40,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:40,621 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:40,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,636 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:40,638 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:40,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,641 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:40,642 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,648 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:40,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,649 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:40,650 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:40,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,659 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 08:49:40,661 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,661 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:40,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,661 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:40,664 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:40,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,671 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,678 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,678 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:40,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,679 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:40,681 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:40,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,685 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:40,687 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,695 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,695 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:40,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,695 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:40,697 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:40,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,701 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,709 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,709 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:40,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,710 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:40,713 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:40,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,724 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,736 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,736 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:40,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,737 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:40,739 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:40,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,747 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:40,749 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:40,756 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,756 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:40,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,756 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:40,758 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:40,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,766 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:40,780 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,781 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:40,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,781 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:40,785 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:40,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,803 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,811 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,811 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:40,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,812 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:40,816 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:40,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,831 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:40,833 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,839 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,839 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:40,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,840 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:40,841 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:40,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:40,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,872 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:40,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,873 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:40,874 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:40,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:40,880 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,887 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,887 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:40,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,887 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:40,888 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:40,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,897 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:40,898 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,906 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,907 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:40,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,907 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:40,910 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:40,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,914 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,921 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 [2019-11-25 08:49:40,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,923 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:40,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,924 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:40,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:40,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,937 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:40,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:40,945 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:40,945 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:40,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:40,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:40,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:40,946 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,948 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:40,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:49:40,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:40,980 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:40,981 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:40,981 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:40,981 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:40,981 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:49:40,981 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:40,981 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:40,981 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:40,981 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-2.c_Iteration1_Lasso [2019-11-25 08:49:40,981 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:40,982 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:40,983 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 08:49:40,987 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 08:49:40,994 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 08:49:40,997 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 08:49:41,071 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:41,071 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,080 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:41,080 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,094 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:49:41,094 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,111 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:49:41,111 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=-1}, {ULTIMATE.start_main_~y~0=5}, {ULTIMATE.start_main_~y~0=-2}] Lambdas: [7, 2, 2] Nus: [1, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,118 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:49:41,118 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,130 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:49:41,130 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,143 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:49:41,145 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:49:41,145 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:49:41,145 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:49:41,145 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:49:41,145 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:49:41,145 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,145 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:49:41,145 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:49:41,145 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-2.c_Iteration1_Lasso [2019-11-25 08:49:41,146 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:49:41,146 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:49:41,147 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 08:49:41,157 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 08:49:41,164 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 08:49:41,167 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 08:49:41,251 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:49:41,251 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:41,261 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:41,261 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:41,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:41,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:41,278 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,284 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:41,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:41,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:41,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:41,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:49:41,309 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:49:41,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,310 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:41,312 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,320 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:41,323 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:41,323 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,333 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,344 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:41,349 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:41,349 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,358 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:41,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,366 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:41,367 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:41,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,369 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:41,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,378 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:41,379 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:41,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,381 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:41,382 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,393 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:41,397 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:41,397 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,413 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:41,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,421 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:41,426 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:41,426 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,438 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:41,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,448 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:41,449 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:41,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:41,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,459 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:41,459 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:41,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,462 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:41,463 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:41,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,471 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:41,476 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:41,476 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,492 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,502 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 08:49:41,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,504 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:41,511 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:41,512 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,527 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:41,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,535 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:41,536 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:41,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,538 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:41,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:49:41,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:41,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,547 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:41,548 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:41,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:41,553 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:41,564 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:41,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,564 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:41,568 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:41,568 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,585 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,593 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:41,593 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:41,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,594 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:41,598 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:49:41,599 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:41,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:41,622 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:41,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:41,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,622 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:41,624 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:41,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,627 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,640 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:41,640 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:41,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:41,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,640 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:49:41,641 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:49:41,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:41,645 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:41,652 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:41,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,653 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:41,657 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:41,658 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,735 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:41,745 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:41,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,746 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:41,758 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:41,758 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,788 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,800 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:41,800 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:41,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:41,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,800 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:41,802 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:41,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,805 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,814 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:41,814 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:49:41,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:41,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,814 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:41,815 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:41,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:41,819 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:41,820 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:41,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:41,831 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:41,831 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:41,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:41,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:41,831 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:41,838 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:41,839 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,069 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:42,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:42,078 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:42,078 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:42,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,078 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:42,086 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:49:42,086 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,139 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:42,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:42,147 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:42,147 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:42,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:42,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,148 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:42,149 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:42,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,154 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:42,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:42,162 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:42,162 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:42,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:42,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,162 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:49:42,163 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:49:42,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:42,170 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:42,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:42,179 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:42,180 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:42,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,180 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:42,184 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:42,184 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,208 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:42,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:42,220 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:42,220 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:42,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,221 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:42,226 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:49:42,226 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,245 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:42,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:42,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:42,252 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:42,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:42,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,253 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:42,254 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:42,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:42,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:42,268 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:42,268 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:49:42,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:42,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,268 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:49:42,269 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:49:42,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,272 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:42,274 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:42,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:42,284 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:42,284 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:42,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,285 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:42,291 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:49:42,291 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 140 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 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:42,358 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:42,358 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:42,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,359 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:42,366 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:49:42,366 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-25 08:49:42,417 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:42,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:49:42,430 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:42,430 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:42,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:42,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,431 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:42,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:42,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,436 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1944c50-656b-40d7-8f40-a7e8eff9ca6f/bin/uautomizer/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:49:42,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 08:49:42,446 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:49:42,446 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:49:42,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:49:42,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:49:42,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:49:42,447 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:49:42,448 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:49:42,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:49:42,453 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:49:42,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:49:42 BoogieIcfgContainer [2019-11-25 08:49:42,461 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:49:42,462 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:49:42,462 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:49:42,463 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:49:42,463 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:37" (3/4) ... [2019-11-25 08:49:42,466 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:49:42,467 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:49:42,468 INFO L168 Benchmark]: Toolchain (without parser) took 5946.20 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 287.3 MB). Free memory was 948.8 MB in the beginning and 865.9 MB in the end (delta: 82.9 MB). Peak memory consumption was 370.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:42,468 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:42,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 948.8 MB in the beginning and 1.1 GB in the end (delta: -158.2 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:42,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:42,469 INFO L168 Benchmark]: Boogie Preprocessor took 24.65 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:42,470 INFO L168 Benchmark]: RCFGBuilder took 208.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:42,471 INFO L168 Benchmark]: BuchiAutomizer took 5388.67 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 170.9 MB). Free memory was 1.1 GB in the beginning and 865.9 MB in the end (delta: 224.0 MB). Peak memory consumption was 414.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:42,471 INFO L168 Benchmark]: Witness Printer took 4.84 ms. Allocated memory is still 1.3 GB. Free memory is still 865.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:42,474 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 283.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 948.8 MB in the beginning and 1.1 GB in the end (delta: -158.2 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.65 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 208.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 5388.67 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 170.9 MB). Free memory was 1.1 GB in the beginning and 865.9 MB in the end (delta: 224.0 MB). Peak memory consumption was 414.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.84 ms. Allocated memory is still 1.3 GB. Free memory is still 865.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp65 ukn100 mio100 lsp100 div386 bol100 ite100 ukn100 eq147 hnf51 smp92 dnf100 smp100 tf103 neg100 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 78ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...