./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/underapprox_2-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/underapprox_2-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 452a4ddc5d154328a041fd76cdcbb5b63a51957d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 08:09:18,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 08:09:18,714 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 08:09:18,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 08:09:18,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 08:09:18,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 08:09:18,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 08:09:18,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 08:09:18,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 08:09:18,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 08:09:18,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 08:09:18,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 08:09:18,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 08:09:18,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 08:09:18,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 08:09:18,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 08:09:18,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 08:09:18,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 08:09:18,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 08:09:18,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 08:09:18,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 08:09:18,763 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 08:09:18,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 08:09:18,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 08:09:18,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 08:09:18,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 08:09:18,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 08:09:18,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 08:09:18,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 08:09:18,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 08:09:18,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 08:09:18,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 08:09:18,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 08:09:18,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 08:09:18,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 08:09:18,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 08:09:18,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 08:09:18,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 08:09:18,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 08:09:18,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 08:09:18,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 08:09:18,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 08:09:18,811 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 08:09:18,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 08:09:18,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 08:09:18,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 08:09:18,814 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 08:09:18,814 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 08:09:18,814 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 08:09:18,815 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 08:09:18,815 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 08:09:18,815 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 08:09:18,816 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 08:09:18,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 08:09:18,817 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 08:09:18,817 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 08:09:18,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 08:09:18,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 08:09:18,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 08:09:18,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 08:09:18,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 08:09:18,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 08:09:18,819 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 08:09:18,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 08:09:18,819 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 08:09:18,819 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 08:09:18,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 08:09:18,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 08:09:18,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 08:09:18,820 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 08:09:18,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 08:09:18,821 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 08:09:18,821 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 08:09:18,822 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 08:09:18,823 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_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 452a4ddc5d154328a041fd76cdcbb5b63a51957d [2019-11-20 08:09:18,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 08:09:18,971 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 08:09:18,974 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 08:09:18,975 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 08:09:18,976 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 08:09:18,976 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/underapprox_2-1.c [2019-11-20 08:09:19,028 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/data/9d8bf382f/063a2fa4b5c34cf3899d03a9042264da/FLAG99c65fe99 [2019-11-20 08:09:19,422 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 08:09:19,423 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/sv-benchmarks/c/loop-acceleration/underapprox_2-1.c [2019-11-20 08:09:19,427 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/data/9d8bf382f/063a2fa4b5c34cf3899d03a9042264da/FLAG99c65fe99 [2019-11-20 08:09:19,816 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/data/9d8bf382f/063a2fa4b5c34cf3899d03a9042264da [2019-11-20 08:09:19,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 08:09:19,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 08:09:19,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 08:09:19,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 08:09:19,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 08:09:19,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:09:19" (1/1) ... [2019-11-20 08:09:19,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dad0900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:19, skipping insertion in model container [2019-11-20 08:09:19,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:09:19" (1/1) ... [2019-11-20 08:09:19,830 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 08:09:19,844 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 08:09:20,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 08:09:20,044 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 08:09:20,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 08:09:20,162 INFO L192 MainTranslator]: Completed translation [2019-11-20 08:09:20,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:20 WrapperNode [2019-11-20 08:09:20,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 08:09:20,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 08:09:20,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 08:09:20,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 08:09:20,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:20" (1/1) ... [2019-11-20 08:09:20,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:20" (1/1) ... [2019-11-20 08:09:20,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 08:09:20,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 08:09:20,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 08:09:20,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 08:09:20,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:20" (1/1) ... [2019-11-20 08:09:20,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:20" (1/1) ... [2019-11-20 08:09:20,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:20" (1/1) ... [2019-11-20 08:09:20,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:20" (1/1) ... [2019-11-20 08:09:20,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:20" (1/1) ... [2019-11-20 08:09:20,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:20" (1/1) ... [2019-11-20 08:09:20,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:20" (1/1) ... [2019-11-20 08:09:20,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 08:09:20,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 08:09:20,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 08:09:20,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 08:09:20,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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 [2019-11-20 08:09:20,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 08:09:20,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 08:09:20,466 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 08:09:20,467 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 08:09:20,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:09:20 BoogieIcfgContainer [2019-11-20 08:09:20,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 08:09:20,469 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 08:09:20,469 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 08:09:20,472 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 08:09:20,473 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 08:09:20,473 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 08:09:19" (1/3) ... [2019-11-20 08:09:20,474 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@343cef4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 08:09:20, skipping insertion in model container [2019-11-20 08:09:20,474 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 08:09:20,475 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:09:20" (2/3) ... [2019-11-20 08:09:20,475 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@343cef4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 08:09:20, skipping insertion in model container [2019-11-20 08:09:20,475 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 08:09:20,476 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:09:20" (3/3) ... [2019-11-20 08:09:20,477 INFO L371 chiAutomizerObserver]: Analyzing ICFG underapprox_2-1.c [2019-11-20 08:09:20,527 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 08:09:20,527 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 08:09:20,528 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 08:09:20,528 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 08:09:20,528 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 08:09:20,528 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 08:09:20,528 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 08:09:20,529 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 08:09:20,546 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-20 08:09:20,568 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-20 08:09:20,568 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 08:09:20,568 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 08:09:20,575 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-20 08:09:20,575 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-20 08:09:20,575 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 08:09:20,576 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-20 08:09:20,577 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-20 08:09:20,577 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 08:09:20,578 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 08:09:20,578 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-20 08:09:20,578 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-20 08:09:20,587 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true [2019-11-20 08:09:20,587 INFO L796 eck$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 [2019-11-20 08:09:20,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:09:20,595 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-20 08:09:20,603 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:09:20,603 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838754848] [2019-11-20 08:09:20,604 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:09:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:09:20,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:09:20,678 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 08:09:20,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:09:20,679 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-20 08:09:20,679 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:09:20,680 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854847957] [2019-11-20 08:09:20,680 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:09:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:09:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:09:20,698 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 08:09:20,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:09:20,699 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-20 08:09:20,699 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:09:20,700 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915450224] [2019-11-20 08:09:20,700 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:09:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:09:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:09:20,712 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 08:09:20,784 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 08:09:20,785 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 08:09:20,795 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 08:09:20,795 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 08:09:20,796 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 08:09:20,796 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:20,796 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 08:09:20,796 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 08:09:20,796 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-11-20 08:09:20,797 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 08:09:20,797 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 08:09:20,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:20,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:20,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:21,001 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 08:09:21,002 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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 [2019-11-20 08:09:21,016 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 08:09:21,016 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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 [2019-11-20 08:09:21,032 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 08:09:21,032 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 08:09:21,053 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 08:09:21,059 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 08:09:21,059 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 08:09:21,060 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 08:09:21,060 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 08:09:21,060 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 08:09:21,060 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,060 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 08:09:21,060 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 08:09:21,060 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-11-20 08:09:21,060 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 08:09:21,061 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 08:09:21,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:21,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:21,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:21,182 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 08:09:21,187 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:21,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:21,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 08:09:21,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,206 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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 [2019-11-20 08:09:21,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:21,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:21,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 08:09:21,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:21,240 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:21,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:21,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 08:09:21,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,268 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:21,271 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:21,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:21,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,291 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:21,294 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:21,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,300 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:21,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:21,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,318 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:21,320 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:21,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,323 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:21,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,343 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:21,345 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:21,345 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 [2019-11-20 08:09:21,348 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:21,350 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:21,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,358 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:21,366 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:21,367 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 [2019-11-20 08:09:21,372 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:21,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,393 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:21,396 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:21,397 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 [2019-11-20 08:09:21,400 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:21,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:21,415 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:21,416 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 [2019-11-20 08:09:21,423 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:21,425 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,433 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 [2019-11-20 08:09:21,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:21,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,437 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:21,444 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:21,444 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 [2019-11-20 08:09:21,449 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,464 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 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:21,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,467 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:21,468 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:21,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:21,471 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:21,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,495 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:21,497 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:21,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,501 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:21,503 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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 [2019-11-20 08:09:21,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,511 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,511 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:21,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,512 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:21,515 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:21,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:21,523 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,540 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,540 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:21,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,541 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:21,543 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:21,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,547 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,565 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:21,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,566 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:21,569 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:21,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,579 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:21,582 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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 [2019-11-20 08:09:21,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,594 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,594 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:21,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,595 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:21,600 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:21,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:21,610 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,626 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,627 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:21,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,627 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:21,630 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:21,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:21,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,654 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,654 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:21,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,655 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:21,666 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:21,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:21,679 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:21,681 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,691 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,691 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:21,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,691 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:21,699 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:21,699 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 [2019-11-20 08:09:21,718 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,729 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,729 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:21,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,729 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:21,732 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:21,732 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 [2019-11-20 08:09:21,738 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,752 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,753 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:21,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,753 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:21,764 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:21,764 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 [2019-11-20 08:09:21,791 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:21,794 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,807 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:21,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,807 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:21,811 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:21,811 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 [2019-11-20 08:09:21,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,829 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,829 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:21,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,830 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:21,831 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:21,831 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 [2019-11-20 08:09:21,835 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,849 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,849 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:21,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,850 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:21,852 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:21,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:21,863 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:21,865 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,875 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,875 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:21,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,876 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:21,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:21,881 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 [2019-11-20 08:09:21,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,901 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:21,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,902 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:21,905 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:21,905 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 [2019-11-20 08:09:21,910 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:21,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:21,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:21,922 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:21,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:21,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:21,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:21,923 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:21,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:21,928 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 [2019-11-20 08:09:21,939 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:21,952 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 08:09:21,953 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 08:09:21,953 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 08:09:21,953 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 08:09:21,953 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 08:09:21,953 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:21,953 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 08:09:21,954 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 08:09:21,954 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-11-20 08:09:21,954 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 08:09:21,954 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 08:09:21,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:21,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:21,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:21,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:22,073 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 08:09:22,073 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,081 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 08:09:22,081 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,089 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 08:09:22,089 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_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,107 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 08:09:22,108 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,116 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 08:09:22,116 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 08:09:22,131 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 08:09:22,132 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 08:09:22,133 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 08:09:22,133 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 08:09:22,133 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 08:09:22,133 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 08:09:22,133 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,133 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 08:09:22,133 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 08:09:22,133 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-11-20 08:09:22,133 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 08:09:22,133 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 08:09:22,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:22,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:22,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:22,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:22,251 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 08:09:22,251 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:22,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:22,263 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,269 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 08:09:22,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:22,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:22,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:22,310 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,317 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:22,326 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 08:09:22,326 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 [2019-11-20 08:09:22,331 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:22,333 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,339 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:22,346 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 08:09:22,346 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-20 08:09:22,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,367 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:22,368 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:22,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:22,370 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,382 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:22,385 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 08:09:22,385 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-20 08:09:22,395 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,406 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:22,407 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:22,407 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 [2019-11-20 08:09:22,411 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:22,413 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,422 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:22,429 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 08:09:22,429 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,441 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,449 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:22,449 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:22,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,452 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,462 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:22,466 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 08:09:22,466 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-20 08:09:22,477 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,483 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 [2019-11-20 08:09:22,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,485 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:22,486 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:22,486 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 [2019-11-20 08:09:22,488 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:22,490 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,496 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:22,504 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 08:09:22,504 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,518 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,526 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:22,527 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:22,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,529 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,537 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:22,542 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 08:09:22,542 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,557 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,562 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 [2019-11-20 08:09:22,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:22,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,565 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:22,566 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:22,566 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 [2019-11-20 08:09:22,569 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:22,570 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,574 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 [2019-11-20 08:09:22,576 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:22,576 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:22,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,576 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:22,581 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 08:09:22,581 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:22,607 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:22,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,607 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:22,608 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:22,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,612 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:22,622 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:22,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,623 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:22,627 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 08:09:22,627 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,651 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,661 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:22,661 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:22,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,661 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:22,662 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:22,662 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 [2019-11-20 08:09:22,665 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:22,667 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,673 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:22,673 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:22,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,673 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:22,680 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 08:09:22,680 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:22,708 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:22,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,708 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:22,709 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:22,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,713 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,720 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:22,720 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:22,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,721 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:22,726 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 08:09:22,726 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,794 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,800 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 [2019-11-20 08:09:22,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:22,803 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:22,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,804 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:22,805 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:22,805 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 [2019-11-20 08:09:22,809 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:22,811 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,818 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:22,818 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:22,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,819 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:22,827 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 08:09:22,827 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:22,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,873 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:22,873 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:22,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:22,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,873 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:22,875 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:22,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:22,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:22,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:22,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:22,891 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:22,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:22,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:22,891 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:22,899 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 08:09:22,899 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,194 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,204 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,204 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:23,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,205 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:23,207 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:23,207 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 [2019-11-20 08:09:23,212 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:23,213 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,220 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,220 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:23,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,220 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:23,226 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 08:09:23,227 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,246 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,259 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,259 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:23,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,260 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:23,261 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:23,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,276 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:23,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,277 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:23,281 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 08:09:23,282 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,304 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 [2019-11-20 08:09:23,306 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,306 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:23,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,307 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:23,307 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:23,308 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 [2019-11-20 08:09:23,310 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:23,312 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,318 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,318 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:23,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,319 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:23,328 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 08:09:23,328 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,374 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:23,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,374 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:23,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:23,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,379 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,387 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,387 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:23,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,388 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:23,394 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 08:09:23,394 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,477 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,483 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,483 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:23,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,484 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:23,485 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:23,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:23,490 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:23,492 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-20 08:09:23,492 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1; 6#L14-2true assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0; 6#L14-2true [2019-11-20 08:09:23,493 INFO L796 eck$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 [2019-11-20 08:09:23,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:09:23,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-20 08:09:23,493 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:09:23,494 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992045370] [2019-11-20 08:09:23,494 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:09:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:09:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:09:23,505 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 08:09:23,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:09:23,505 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-20 08:09:23,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:09:23,506 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527761599] [2019-11-20 08:09:23,506 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:09:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:09:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:09:23,513 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 08:09:23,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:09:23,514 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-20 08:09:23,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 08:09:23,514 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775168272] [2019-11-20 08:09:23,514 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 08:09:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:09:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 08:09:23,527 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 08:09:23,546 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 08:09:23,546 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 08:09:23,546 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 08:09:23,547 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 08:09:23,547 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 08:09:23,547 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,547 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 08:09:23,547 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 08:09:23,547 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-11-20 08:09:23,547 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 08:09:23,547 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 08:09:23,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:23,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:23,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:23,626 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 08:09:23,626 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,633 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 08:09:23,633 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,639 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 08:09:23,639 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 08:09:23,662 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 08:09:23,663 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 08:09:23,663 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 08:09:23,663 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 08:09:23,663 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 08:09:23,664 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 08:09:23,664 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,664 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 08:09:23,664 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 08:09:23,664 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Loop [2019-11-20 08:09:23,664 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 08:09:23,664 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 08:09:23,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:23,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:23,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:23,752 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 08:09:23,752 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:23,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:23,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 08:09:23,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:23,763 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:23,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:23,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 08:09:23,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,779 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:23,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:23,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 08:09:23,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:23,794 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:23,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,801 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:23,802 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:23,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,806 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:23,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,814 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,814 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:23,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:23,816 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:23,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,822 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:23,822 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:23,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:23,824 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:23,825 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:23,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,831 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:23,833 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:23,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:23,836 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:23,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,841 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:23,842 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:23,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:23,843 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:23,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,849 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:23,850 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:23,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:23,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:23,853 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:23,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,859 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:23,861 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:23,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:23,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:23,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,883 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:23,884 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:23,885 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 [2019-11-20 08:09:23,887 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:23,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,899 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:23,900 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:23,900 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 [2019-11-20 08:09:23,903 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:23,904 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,912 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:23,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,912 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:23,914 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:23,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:23,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,958 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,958 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:23,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,958 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:23,959 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:23,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:23,960 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:23,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:23,967 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,967 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:23,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,967 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:23,968 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:23,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:23,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:23,974 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:23,992 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 [2019-11-20 08:09:23,994 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:23,994 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:23,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:23,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:23,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:23,995 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:23,997 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:23,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:24,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,018 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,018 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:24,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,019 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:24,020 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:24,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,024 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,031 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,032 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:24,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,032 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:24,034 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:24,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 08:09:24,043 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:24,045 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,052 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 [2019-11-20 08:09:24,054 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,054 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:24,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,055 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:24,059 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:24,059 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 [2019-11-20 08:09:24,073 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,081 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,081 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:24,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,082 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:24,083 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:24,083 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 [2019-11-20 08:09:24,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,096 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,096 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:24,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,096 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:24,100 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:24,100 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 [2019-11-20 08:09:24,115 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:24,116 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,123 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,123 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:24,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,123 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:24,126 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:24,126 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 [2019-11-20 08:09:24,132 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,139 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,139 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:24,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,140 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:24,141 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:24,141 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 [2019-11-20 08:09:24,143 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:24,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,154 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,154 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:24,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,154 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:24,155 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:24,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,160 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:24,161 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,168 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 [2019-11-20 08:09:24,170 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,170 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:24,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,170 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:24,173 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:24,174 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 [2019-11-20 08:09:24,183 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,194 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,194 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:24,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,194 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:24,196 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:24,196 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 [2019-11-20 08:09:24,200 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,207 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,207 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:24,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,207 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:24,209 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:24,210 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 [2019-11-20 08:09:24,219 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:24,246 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 08:09:24,246 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 08:09:24,246 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 08:09:24,246 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 08:09:24,246 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 08:09:24,246 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,246 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 08:09:24,246 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 08:09:24,247 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-11-20 08:09:24,247 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 08:09:24,247 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 08:09:24,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:24,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:24,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:24,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:24,322 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 08:09:24,322 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,332 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 08:09:24,332 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,344 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 08:09:24,344 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,363 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 08:09:24,364 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_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,369 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 08:09:24,369 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,380 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 08:09:24,380 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,406 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 08:09:24,408 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 08:09:24,408 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 08:09:24,408 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 08:09:24,408 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 08:09:24,408 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 08:09:24,409 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,409 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 08:09:24,409 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 08:09:24,409 INFO L133 ssoRankerPreferences]: Filename of dumped script: underapprox_2-1.c_Iteration1_Lasso [2019-11-20 08:09:24,409 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 08:09:24,409 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 08:09:24,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:24,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:24,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:24,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 08:09:24,501 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 08:09:24,501 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:24,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:24,510 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,515 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,524 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 [2019-11-20 08:09:24,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:24,528 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:24,528 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,544 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 [2019-11-20 08:09:24,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:24,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 08:09:24,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,548 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,556 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 [2019-11-20 08:09:24,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 08:09:24,559 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 08:09:24,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:24,562 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:24,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,569 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:24,572 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 08:09:24,572 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:24,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,588 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:24,592 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 08:09:24,592 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,601 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,613 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:24,613 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:24,613 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 [2019-11-20 08:09:24,615 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,623 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:24,624 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:24,624 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 [2019-11-20 08:09:24,625 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:24,627 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,633 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:24,636 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 08:09:24,636 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,650 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,662 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:24,667 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 08:09:24,667 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,679 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,686 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:24,687 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:24,687 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 [2019-11-20 08:09:24,689 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,694 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 [2019-11-20 08:09:24,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,696 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:24,697 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:24,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,703 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:24,705 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,715 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:24,719 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 08:09:24,719 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,733 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,741 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:24,748 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 08:09:24,748 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,775 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:24,776 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:24,776 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 [2019-11-20 08:09:24,779 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 08:09:24,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,788 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:24,789 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:24,789 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 [2019-11-20 08:09:24,792 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:24,793 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,801 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,801 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:24,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,801 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:24,805 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 08:09:24,805 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,823 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,834 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,834 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:24,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,835 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:24,840 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 08:09:24,840 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,864 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:24,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,864 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:24,865 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:24,865 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 [2019-11-20 08:09:24,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,879 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,879 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:24,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:24,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,880 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 08:09:24,880 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 08:09:24,881 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 [2019-11-20 08:09:24,883 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:24,884 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,895 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,895 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:24,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,895 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:24,900 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 08:09:24,900 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:24,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:24,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:24,984 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:24,984 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:24,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:24,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:24,984 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:24,999 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 08:09:24,999 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,033 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:25,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,041 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,041 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:25,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:25,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,042 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:25,043 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:25,043 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 [2019-11-20 08:09:25,046 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:25,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,056 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 08:09:25,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:25,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,056 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:25,057 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:25,057 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 [2019-11-20 08:09:25,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:25,062 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:25,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,069 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,069 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:25,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,070 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:25,077 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 08:09:25,077 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,279 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:25,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,289 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:25,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,290 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:25,298 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 08:09:25,298 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,345 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:25,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,358 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,359 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:25,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:25,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,359 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:25,361 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:25,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,366 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:25,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,378 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,379 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:25,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:25,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,379 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 08:09:25,380 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 08:09:25,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,385 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:25,386 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:25,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,392 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:25,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,392 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:25,396 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 08:09:25,396 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,445 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:25,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,453 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:25,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,453 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:25,459 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 08:09:25,459 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,477 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:25,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,484 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:25,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:25,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,485 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:25,486 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:25,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,489 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:25,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,495 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,495 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 08:09:25,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:25,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,496 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 08:09:25,496 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 08:09:25,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,499 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:25,500 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/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) [2019-11-20 08:09:25,504 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 [2019-11-20 08:09:25,506 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,506 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:25,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,507 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:25,512 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 08:09:25,513 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:25,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,649 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,649 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:25,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,650 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:25,658 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 08:09:25,658 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,711 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:25,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,718 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,719 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:25,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:25,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,719 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:25,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:25,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,726 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_09ad1cfe-a10e-4ce1-ad82-ff835a184009/bin/uautomizer/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 08:09:25,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 08:09:25,733 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 08:09:25,734 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 08:09:25,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 08:09:25,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 08:09:25,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 08:09:25,734 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 08:09:25,735 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 08:09:25,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 08:09:25,739 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 08:09:25,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 08:09:25 BoogieIcfgContainer [2019-11-20 08:09:25,747 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 08:09:25,747 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 08:09:25,748 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 08:09:25,748 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 08:09:25,748 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:09:20" (3/4) ... [2019-11-20 08:09:25,751 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 08:09:25,752 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 08:09:25,754 INFO L168 Benchmark]: Toolchain (without parser) took 5933.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-20 08:09:25,754 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:09:25,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -176.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-20 08:09:25,755 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:09:25,755 INFO L168 Benchmark]: Boogie Preprocessor took 19.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:09:25,756 INFO L168 Benchmark]: RCFGBuilder took 247.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-20 08:09:25,756 INFO L168 Benchmark]: BuchiAutomizer took 5278.37 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 54.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -23.1 MB). Peak memory consumption was 303.9 MB. Max. memory is 11.5 GB. [2019-11-20 08:09:25,756 INFO L168 Benchmark]: Witness Printer took 4.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:09:25,758 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 344.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -176.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 247.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 5278.37 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 54.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -23.1 MB). Peak memory consumption was 303.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.1s. 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: 141ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~post0, main_~x~0, main_~y~0;main_~x~0 := 0;main_~y~0 := 1;" "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" Loop: "assume !!(main_~x~0 % 4294967296 < 6);main_#t~post0 := main_~x~0;main_~x~0 := 1 + main_#t~post0;havoc main_#t~post0;main_~y~0 := 2 * main_~y~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...