./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_1-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 39d1cf9c8579a9e3ab0612befbfddbea31e87fbe ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:56:36,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:56:36,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:56:36,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:56:36,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:56:36,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:56:36,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:56:36,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:56:36,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:56:36,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:56:36,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:56:36,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:56:36,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:56:36,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:56:36,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:56:36,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:56:36,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:56:36,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:56:36,061 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:56:36,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:56:36,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:56:36,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:56:36,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:56:36,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:56:36,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:56:36,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:56:36,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:56:36,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:56:36,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:56:36,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:56:36,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:56:36,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:56:36,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:56:36,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:56:36,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:56:36,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:56:36,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:56:36,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:56:36,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:56:36,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:56:36,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:56:36,084 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-25 08:56:36,109 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:56:36,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:56:36,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:56:36,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:56:36,121 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:56:36,121 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:56:36,121 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:56:36,121 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:56:36,121 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:56:36,122 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:56:36,122 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:56:36,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:56:36,122 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:56:36,122 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:56:36,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:56:36,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:56:36,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:56:36,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:56:36,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:56:36,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:56:36,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:56:36,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:56:36,125 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:56:36,125 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:56:36,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:56:36,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:56:36,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:56:36,126 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:56:36,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:56:36,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:56:36,127 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:56:36,128 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:56:36,128 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_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 -> 39d1cf9c8579a9e3ab0612befbfddbea31e87fbe [2019-11-25 08:56:36,288 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:56:36,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:56:36,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:56:36,307 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:56:36,307 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:56:36,308 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_1-1.c [2019-11-25 08:56:36,356 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/data/ad34eb2c7/e02ea80dce644d3e812f4d1d6f6e0ace/FLAG820768038 [2019-11-25 08:56:36,732 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:56:36,733 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/sv-benchmarks/c/loop-acceleration/underapprox_1-1.c [2019-11-25 08:56:36,739 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/data/ad34eb2c7/e02ea80dce644d3e812f4d1d6f6e0ace/FLAG820768038 [2019-11-25 08:56:36,754 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/data/ad34eb2c7/e02ea80dce644d3e812f4d1d6f6e0ace [2019-11-25 08:56:36,757 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:56:36,758 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:56:36,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:56:36,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:56:36,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:56:36,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:56:36" (1/1) ... [2019-11-25 08:56:36,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4635f55d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:36, skipping insertion in model container [2019-11-25 08:56:36,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:56:36" (1/1) ... [2019-11-25 08:56:36,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:56:36,786 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:56:36,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:56:36,916 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:56:36,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:56:37,003 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:56:37,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:37 WrapperNode [2019-11-25 08:56:37,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:56:37,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:56:37,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:56:37,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:56:37,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:37" (1/1) ... [2019-11-25 08:56:37,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:37" (1/1) ... [2019-11-25 08:56:37,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:56:37,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:56:37,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:56:37,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:56:37,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:37" (1/1) ... [2019-11-25 08:56:37,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:37" (1/1) ... [2019-11-25 08:56:37,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:37" (1/1) ... [2019-11-25 08:56:37,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:37" (1/1) ... [2019-11-25 08:56:37,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:37" (1/1) ... [2019-11-25 08:56:37,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:37" (1/1) ... [2019-11-25 08:56:37,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:37" (1/1) ... [2019-11-25 08:56:37,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:56:37,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:56:37,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:56:37,047 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:56:37,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:56:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:56:37,269 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:56:37,269 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-25 08:56:37,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:56:37 BoogieIcfgContainer [2019-11-25 08:56:37,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:56:37,271 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:56:37,271 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:56:37,274 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:56:37,275 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:56:37,275 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:56:36" (1/3) ... [2019-11-25 08:56:37,276 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4bc09140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:56:37, skipping insertion in model container [2019-11-25 08:56:37,277 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:56:37,277 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:56:37" (2/3) ... [2019-11-25 08:56:37,277 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4bc09140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:56:37, skipping insertion in model container [2019-11-25 08:56:37,277 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:56:37,278 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:56:37" (3/3) ... [2019-11-25 08:56:37,279 INFO L371 chiAutomizerObserver]: Analyzing ICFG underapprox_1-1.c [2019-11-25 08:56:37,326 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:56:37,326 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:56:37,327 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:56:37,327 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:56:37,327 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:56:37,327 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:56:37,327 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:56:37,327 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:56:37,340 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-25 08:56:37,357 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-25 08:56:37,358 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:56:37,358 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:56:37,363 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:56:37,363 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-25 08:56:37,364 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:56:37,364 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-25 08:56:37,365 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-25 08:56:37,365 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:56:37,365 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:56:37,365 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:56:37,365 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-25 08:56:37,372 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true [2019-11-25 08:56:37,373 INFO L796 eck$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 08:56:37,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:56:37,378 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-25 08:56:37,387 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:56:37,387 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842368755] [2019-11-25 08:56:37,387 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:56:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:56:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:56:37,456 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:56:37,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:56:37,457 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-25 08:56:37,457 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:56:37,457 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456794485] [2019-11-25 08:56:37,457 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:56:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:56:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:56:37,472 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:56:37,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:56:37,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-25 08:56:37,473 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:56:37,474 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664781025] [2019-11-25 08:56:37,474 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:56:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:56:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:56:37,486 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:56:37,527 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:56:37,528 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:56:37,528 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:56:37,529 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:56:37,529 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:56:37,529 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:37,529 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:56:37,529 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:56:37,530 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Loop [2019-11-25 08:56:37,530 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:56:37,530 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:56:37,549 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 08:56:37,564 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 08:56:37,568 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 08:56:37,716 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:56:37,717 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:37,725 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:56:37,725 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:56:37,732 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:56:37,732 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_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:37,741 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:56:37,744 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:56:37,749 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:56:37,749 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_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:37,754 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:56:37,754 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:37,762 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:56:37,763 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:56:37,778 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:56:37,780 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:56:37,780 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:56:37,780 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:56:37,781 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:56:37,781 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:56:37,781 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:37,781 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:56:37,781 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:56:37,781 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Loop [2019-11-25 08:56:37,781 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:56:37,781 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:56:37,782 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 08:56:37,792 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 08:56:37,795 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 08:56:37,894 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:56:37,898 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:37,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:37,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:37,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:37,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:37,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:37,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:37,911 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:56:37,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:37,914 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:37,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:37,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:37,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:37,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:37,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:37,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:56:37,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:56:37,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:37,937 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:37,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:37,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:37,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:37,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:37,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:37,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:56:37,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:56:37,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:37,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:37,954 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:37,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:37,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:37,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:37,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:37,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:37,967 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:37,968 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:37,969 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 08:56:37,972 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:37,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:37,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:37,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:37,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:37,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:37,990 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:37,992 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:37,992 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 08:56:37,995 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:38,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:38,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,016 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:38,021 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:38,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:38,027 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:38,030 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:38,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:38,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,048 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:38,051 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:38,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:38,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:38,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:38,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,072 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:38,073 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:38,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:38,078 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:38,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:38,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,095 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:38,103 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:38,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:38,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:38,114 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:38,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:38,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,132 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:38,134 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:38,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:38,140 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:38,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,151 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:38,152 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:38,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:38,155 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:38,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:38,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:38,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,171 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:38,175 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:38,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:38,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:38,186 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,198 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,198 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:38,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,199 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:38,202 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:38,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:38,207 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:38,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,218 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,218 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:38,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,219 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:38,220 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:38,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:38,223 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:38,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:38,238 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,238 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:38,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,239 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:38,242 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:38,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:38,250 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:38,252 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,261 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 08:56:38,264 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,264 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:38,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,265 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:38,271 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:38,276 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 08:56:38,296 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,311 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:38,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,312 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:38,314 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:38,314 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 08:56:38,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,332 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,333 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:38,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,333 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:38,339 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:38,339 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 08:56:38,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:38,354 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,364 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:38,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,365 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:38,375 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:38,376 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 08:56:38,397 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,408 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:38,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,408 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:38,411 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:38,411 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 08:56:38,423 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,438 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,438 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:38,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,439 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:38,448 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:38,449 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 08:56:38,466 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:38,468 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,486 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,486 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:38,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,487 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:38,488 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:38,489 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 08:56:38,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:38,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,506 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,506 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:38,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,507 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:38,508 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:38,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:38,512 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,523 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,524 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:38,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:38,528 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:38,528 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 08:56:38,535 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:38,538 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,544 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 08:56:38,546 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,546 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:38,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,547 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:38,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:38,552 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 08:56:38,567 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,577 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:38,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,578 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:38,580 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:38,581 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 08:56:38,586 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,595 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 08:56:38,598 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:38,598 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:38,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,599 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:38,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:38,605 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 08:56:38,616 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:38,632 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:56:38,633 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:56:38,633 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:56:38,633 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:56:38,633 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:56:38,633 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:38,633 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:56:38,633 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:56:38,633 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Lasso [2019-11-25 08:56:38,634 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:56:38,634 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:56:38,635 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 08:56:38,639 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 08:56:38,641 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 08:56:38,657 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 08:56:38,764 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:56:38,764 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,768 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:56:38,768 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 08:56:38,772 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:56:38,772 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_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,781 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:56:38,781 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 08:56:38,784 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:56:38,785 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_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,791 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:56:38,791 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_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,801 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:56:38,801 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 08:56:38,818 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:56:38,820 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:56:38,820 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:56:38,820 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:56:38,820 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:56:38,820 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:56:38,820 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:38,820 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:56:38,820 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:56:38,820 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Lasso [2019-11-25 08:56:38,820 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:56:38,821 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:56:38,822 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 08:56:38,825 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 08:56:38,833 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 08:56:38,838 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 08:56:38,931 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:56:38,931 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:38,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:38,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:56:38,943 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:56:38,943 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 08:56:38,945 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:38,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:38,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:38,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:38,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:38,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:38,987 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:38,987 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:56:38,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:39,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:56:39,007 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:39,007 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:39,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:39,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:56:39,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:56:39,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:39,023 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:39,025 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,043 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:39,044 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:39,044 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 08:56:39,046 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,055 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:39,060 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:56:39,060 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:39,069 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,076 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:39,080 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:56:39,080 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 08:56:39,089 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,097 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 08:56:39,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,099 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:39,100 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:39,100 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 08:56:39,102 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:39,103 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,109 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:39,110 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:39,110 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 08:56:39,112 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,123 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:39,129 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:56:39,129 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 08:56:39,140 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,151 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:39,155 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:56:39,155 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:39,166 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,174 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:39,175 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:39,175 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 08:56:39,177 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:39,179 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,185 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 08:56:39,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,187 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:39,188 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:39,188 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 08:56:39,190 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,198 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:39,205 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:56:39,206 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 08:56:39,220 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,228 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:39,234 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:56:39,234 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 08:56:39,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:39,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,257 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:39,258 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:39,258 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 08:56:39,261 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:39,262 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,266 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 08:56:39,268 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,268 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:39,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,269 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:39,269 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:39,270 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 08:56:39,272 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,282 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,283 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:39,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,283 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:39,288 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:56:39,288 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:39,302 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,309 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,309 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:39,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,309 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:39,313 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:56:39,313 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 08:56:39,343 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,349 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 08:56:39,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,351 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:39,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,351 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:39,352 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:39,352 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 08:56:39,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:39,356 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,363 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,363 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:39,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,363 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:39,364 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:39,364 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 08:56:39,368 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,375 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,375 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:39,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,376 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:39,383 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:56:39,383 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 08:56:39,408 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,416 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:39,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,416 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:39,422 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:56:39,422 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 08:56:39,518 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:39,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,527 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:39,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:39,529 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:39,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:39,533 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:39,535 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,543 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,543 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:39,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,544 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:39,545 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:39,545 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 08:56:39,552 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,562 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,562 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:39,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,562 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:39,571 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:56:39,571 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 08:56:39,604 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,615 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,616 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:39,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,616 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:39,624 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:56:39,624 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 08:56:39,876 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,884 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,884 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:39,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,885 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:39,886 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:39,886 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 08:56:39,891 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:39,893 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,899 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,899 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:39,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,899 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:39,900 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:39,900 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 08:56:39,903 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,910 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:39,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,910 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:39,916 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:56:39,916 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 08:56:39,933 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,940 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,940 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:39,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,940 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:39,944 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:56:39,944 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 08:56:39,961 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,968 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:39,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,969 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:39,969 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:39,970 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 08:56:39,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:39,974 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,980 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:39,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:39,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,980 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:39,981 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:39,981 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 08:56:39,985 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:39,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:39,994 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:39,995 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:39,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:39,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:39,995 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:40,003 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:56:40,003 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 08:56:40,036 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:40,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,043 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,043 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:40,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,043 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:40,049 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:56:40,049 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:40,142 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,150 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,150 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:40,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,150 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:40,151 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:40,152 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 08:56:40,156 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:40,158 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-25 08:56:40,158 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-25 08:56:40,158 INFO L796 eck$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 08:56:40,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:56:40,159 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-25 08:56:40,159 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:56:40,159 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378185112] [2019-11-25 08:56:40,159 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:56:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:56:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:56:40,168 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:56:40,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:56:40,169 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-25 08:56:40,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:56:40,169 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141780554] [2019-11-25 08:56:40,170 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:56:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:56:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:56:40,176 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:56:40,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:56:40,177 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-25 08:56:40,177 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:56:40,177 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95155797] [2019-11-25 08:56:40,177 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:56:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:56:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:56:40,189 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:56:40,203 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:56:40,203 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:56:40,203 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:56:40,203 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:56:40,203 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:56:40,203 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:40,203 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:56:40,203 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:56:40,204 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Loop [2019-11-25 08:56:40,204 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:56:40,204 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:56:40,204 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 08:56:40,206 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 08:56:40,211 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 08:56:40,287 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:56:40,287 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,296 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:56:40,297 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 08:56:40,301 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:56:40,301 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_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,307 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:56:40,308 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_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,321 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:56:40,321 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 08:56:40,353 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:56:40,354 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:56:40,355 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:56:40,355 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:56:40,355 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:56:40,355 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:56:40,355 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:40,355 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:56:40,355 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:56:40,355 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Loop [2019-11-25 08:56:40,355 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:56:40,355 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:56:40,356 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 08:56:40,359 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 08:56:40,366 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 08:56:40,429 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:56:40,429 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,442 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 08:56:40,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:40,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:56:40,445 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:56:40,445 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 08:56:40,447 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:40,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:56:40,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:56:40,456 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 08:56:40,459 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:40,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:56:40,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:56:40,467 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 08:56:40,468 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:40,469 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:40,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,479 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:40,479 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:40,479 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 08:56:40,481 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:40,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,490 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:40,492 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:40,492 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 08:56:40,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:40,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,503 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:40,504 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:40,504 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 08:56:40,506 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:40,507 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,512 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 08:56:40,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:40,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,514 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:40,514 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:40,515 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 08:56:40,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:40,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,527 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:40,529 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:40,529 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 08:56:40,534 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:40,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,544 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:40,545 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:40,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:40,548 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:40,549 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:40,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,559 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:40,560 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:40,560 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 08:56:40,563 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:40,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:40,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,581 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:40,583 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:40,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:40,589 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:40,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:40,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,600 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:40,601 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:40,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:40,604 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:40,606 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:40,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,611 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,611 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:40,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,612 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:40,613 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:40,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:40,615 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,625 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,625 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:40,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,626 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:40,628 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:40,628 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 08:56:40,635 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,642 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,643 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:40,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,643 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:40,644 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:40,645 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 08:56:40,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:40,651 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,657 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:40,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,658 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:40,659 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:40,659 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 08:56:40,663 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,670 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,670 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:40,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,671 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:40,674 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:40,674 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 08:56:40,689 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,700 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,700 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:40,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,701 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:40,703 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:40,703 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 08:56:40,722 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:40,724 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,730 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:40,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,731 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:40,732 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:40,732 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 08:56:40,738 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:40,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,769 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,770 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:40,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,770 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:40,773 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:40,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:40,792 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,803 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:40,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,803 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:40,807 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:40,807 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 08:56:40,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:40,822 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,828 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 08:56:40,830 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,830 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:40,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,831 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:40,831 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:40,831 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 08:56:40,834 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:56:40,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,841 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:40,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,842 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:40,844 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:40,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:40,850 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,856 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,857 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:40,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,857 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:40,858 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:40,858 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 08:56:40,863 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:40,864 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:40,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,870 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:40,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,871 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:40,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:40,872 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 08:56:40,876 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,885 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 08:56:40,887 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,888 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:40,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,888 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:40,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:40,891 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 08:56:40,901 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:40,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:40,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:40,908 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:40,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:40,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:40,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:40,908 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:40,911 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:40,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:40,924 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:40,945 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:56:40,945 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:56:40,945 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:56:40,945 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:56:40,945 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:56:40,945 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:40,945 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:56:40,946 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:56:40,946 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Lasso [2019-11-25 08:56:40,946 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:56:40,946 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:56:40,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:56:40,951 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 08:56:40,961 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 08:56:40,963 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 08:56:41,048 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:56:41,048 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) [2019-11-25 08:56:41,055 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:56:41,055 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,063 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:56:41,064 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 08:56:41,080 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:56:41,080 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_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,088 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:56:41,088 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_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,097 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:56:41,097 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 08:56:41,107 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:56:41,108 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:56:41,108 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:56:41,108 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:56:41,108 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:56:41,108 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:56:41,108 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:41,108 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:56:41,108 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:56:41,108 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_1-1.c_Iteration1_Lasso [2019-11-25 08:56:41,108 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:56:41,109 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:56:41,109 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 08:56:41,114 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 08:56:41,121 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 08:56:41,124 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 08:56:41,192 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:56:41,192 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:41,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:56:41,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:41,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:56:41,207 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:41,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:56:41,219 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:41,219 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:56:41,228 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:56:41,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:56:41,237 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 08:56:41,239 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:56:41,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:56:41,248 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 08:56:41,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:41,251 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,257 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:41,259 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:56:41,259 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 08:56:41,269 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,283 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:41,287 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:56:41,287 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 08:56:41,297 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,306 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:41,307 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:41,307 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 08:56:41,309 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:41,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,319 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:41,320 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:41,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:41,321 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:41,323 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,336 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:41,339 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:56:41,339 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 08:56:41,351 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,363 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:41,368 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:56:41,368 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 08:56:41,380 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,391 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:41,391 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:41,391 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 08:56:41,393 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,398 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 08:56:41,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,400 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:41,401 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:41,401 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 08:56:41,403 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:41,404 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,410 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:41,415 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:56:41,415 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 08:56:41,431 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,443 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:41,450 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:56:41,450 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 08:56:41,465 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,475 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:41,475 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:41,475 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 08:56:41,478 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:56:41,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,487 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:41,488 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:41,488 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 08:56:41,491 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:41,492 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,502 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,502 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:41,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,503 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:41,507 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:56:41,507 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 08:56:41,525 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:41,534 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,534 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:41,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,534 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:41,539 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:56:41,539 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:56:41,556 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,562 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 08:56:41,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,564 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:41,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,564 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:41,565 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:41,565 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 08:56:41,569 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,576 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,576 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:41,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,577 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:56:41,577 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:56:41,577 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 08:56:41,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:41,581 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,591 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,591 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:41,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,591 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:41,596 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:56:41,596 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 08:56:41,667 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:41,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,674 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,674 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:41,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,674 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:41,679 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:56:41,679 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:56:41,703 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:41,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,710 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,710 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:41,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,710 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:41,711 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:41,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:41,716 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:41,734 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,734 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:56:41,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,735 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:41,735 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:41,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:41,738 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:41,739 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:41,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,743 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,743 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:41,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,744 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:41,749 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:56:41,749 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-25 08:56:41,889 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:41,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,895 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,895 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:41,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,895 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:41,902 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:56:41,902 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-25 08:56:41,937 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:41,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,951 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:41,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,951 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:41,952 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:41,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:41,957 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/bin/uautomizer/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:41,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,963 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:41,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:41,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,963 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:56:41,964 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:56:41,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:41,967 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:41,969 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:41,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:41,986 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:41,986 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:41,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:41,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:41,987 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:41,991 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:56:41,991 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 08:56:42,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:42,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:42,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:42,012 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:42,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:42,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:42,012 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:42,017 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:56:42,017 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:56:42,033 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:42,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:42,040 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:42,040 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:42,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:42,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:42,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:42,040 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:42,040 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:42,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:42,042 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:42,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:42,048 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:42,048 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:56:42,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:42,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:42,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:42,049 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:56:42,050 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:56:42,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:42,056 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:42,057 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:42,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:42,062 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:42,062 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:42,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:42,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:42,062 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:42,068 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:56:42,068 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-25 08:56:42,126 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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 08:56:42,130 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 08:56:42,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:42,132 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:42,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:42,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:42,133 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:42,139 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:56:42,139 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-25 08:56:42,173 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:42,176 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 08:56:42,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:42,178 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:42,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:42,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:42,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:42,179 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:42,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:42,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:42,189 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab108eb4-2fc3-48da-afc5-2b672a0d1a6f/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) Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:56:42,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:56:42,198 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:56:42,198 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:56:42,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:56:42,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:56:42,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:56:42,198 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:56:42,199 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:56:42,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:56:42,202 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:56:42,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:56:42 BoogieIcfgContainer [2019-11-25 08:56:42,206 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:56:42,207 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:56:42,207 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:56:42,207 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:56:42,207 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:56:37" (3/4) ... [2019-11-25 08:56:42,210 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:56:42,210 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:56:42,212 INFO L168 Benchmark]: Toolchain (without parser) took 5453.54 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 325.1 MB). Free memory was 944.7 MB in the beginning and 890.0 MB in the end (delta: 54.7 MB). Peak memory consumption was 379.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:56:42,212 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:56:42,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -215.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:56:42,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:56:42,213 INFO L168 Benchmark]: Boogie Preprocessor took 16.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:56:42,214 INFO L168 Benchmark]: RCFGBuilder took 224.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:56:42,214 INFO L168 Benchmark]: BuchiAutomizer took 4935.66 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 156.8 MB). Free memory was 1.1 GB in the beginning and 890.0 MB in the end (delta: 256.0 MB). Peak memory consumption was 415.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:56:42,214 INFO L168 Benchmark]: Witness Printer took 3.73 ms. Allocated memory is still 1.4 GB. Free memory is still 890.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:56:42,216 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 242.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -215.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 224.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4935.66 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 156.8 MB). Free memory was 1.1 GB in the beginning and 890.0 MB in the end (delta: 256.0 MB). Peak memory consumption was 415.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.73 ms. Allocated memory is still 1.4 GB. Free memory is still 890.0 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 4.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 4.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: 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: 68ms 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...