./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d959d87e8172aff76494dbf660ada50d01fbaa81 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 16:01:57,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:01:57,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:01:57,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:01:57,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:01:57,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:01:57,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:01:57,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:01:57,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:01:57,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:01:57,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:01:57,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:01:57,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:01:57,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:01:57,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:01:57,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:01:57,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:01:57,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:01:57,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:01:57,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:01:57,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:01:57,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:01:57,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:01:57,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:01:57,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:01:57,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:01:57,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:01:57,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:01:57,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:01:57,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:01:57,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:01:57,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:01:57,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:01:57,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:01:57,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:01:57,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:01:57,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:01:57,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:01:57,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:01:57,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:01:57,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:01:57,764 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-12-07 16:01:57,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:01:57,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:01:57,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 16:01:57,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 16:01:57,776 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 16:01:57,776 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 16:01:57,776 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 16:01:57,777 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 16:01:57,777 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 16:01:57,777 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 16:01:57,777 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 16:01:57,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:01:57,777 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 16:01:57,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:01:57,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:01:57,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 16:01:57,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 16:01:57,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 16:01:57,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:01:57,778 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 16:01:57,778 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:01:57,778 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 16:01:57,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:01:57,779 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:01:57,779 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 16:01:57,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:01:57,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 16:01:57,779 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:01:57,779 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 16:01:57,780 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 16:01:57,780 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_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d959d87e8172aff76494dbf660ada50d01fbaa81 [2019-12-07 16:01:57,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:01:57,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:01:57,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:01:57,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:01:57,902 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:01:57,902 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/../../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c [2019-12-07 16:01:57,949 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/data/3232e4f39/ee3bc42e218642549b32c6fd7764cc88/FLAGcc26d03c5 [2019-12-07 16:01:58,369 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:01:58,370 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c [2019-12-07 16:01:58,374 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/data/3232e4f39/ee3bc42e218642549b32c6fd7764cc88/FLAGcc26d03c5 [2019-12-07 16:01:58,382 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/data/3232e4f39/ee3bc42e218642549b32c6fd7764cc88 [2019-12-07 16:01:58,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:01:58,384 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:01:58,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:01:58,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:01:58,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:01:58,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:01:58" (1/1) ... [2019-12-07 16:01:58,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119a7e8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58, skipping insertion in model container [2019-12-07 16:01:58,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:01:58" (1/1) ... [2019-12-07 16:01:58,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:01:58,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:01:58,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:01:58,503 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 16:01:58,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 16:01:58,562 INFO L208 MainTranslator]: Completed translation [2019-12-07 16:01:58,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58 WrapperNode [2019-12-07 16:01:58,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:01:58,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 16:01:58,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 16:01:58,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 16:01:58,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58" (1/1) ... [2019-12-07 16:01:58,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58" (1/1) ... [2019-12-07 16:01:58,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 16:01:58,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 16:01:58,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 16:01:58,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 16:01:58,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58" (1/1) ... [2019-12-07 16:01:58,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58" (1/1) ... [2019-12-07 16:01:58,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58" (1/1) ... [2019-12-07 16:01:58,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58" (1/1) ... [2019-12-07 16:01:58,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58" (1/1) ... [2019-12-07 16:01:58,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58" (1/1) ... [2019-12-07 16:01:58,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58" (1/1) ... [2019-12-07 16:01:58,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 16:01:58,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 16:01:58,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 16:01:58,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 16:01:58,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:01:58,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 16:01:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 16:01:58,738 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 16:01:58,739 INFO L287 CfgBuilder]: Removed 5 assume(true) statements. [2019-12-07 16:01:58,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:01:58 BoogieIcfgContainer [2019-12-07 16:01:58,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 16:01:58,740 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 16:01:58,740 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 16:01:58,742 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 16:01:58,743 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 16:01:58,743 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 04:01:58" (1/3) ... [2019-12-07 16:01:58,743 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@688ed610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 04:01:58, skipping insertion in model container [2019-12-07 16:01:58,743 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 16:01:58,743 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:58" (2/3) ... [2019-12-07 16:01:58,744 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@688ed610 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 04:01:58, skipping insertion in model container [2019-12-07 16:01:58,744 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 16:01:58,744 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:01:58" (3/3) ... [2019-12-07 16:01:58,745 INFO L371 chiAutomizerObserver]: Analyzing ICFG Gothenburg_v2-1.c [2019-12-07 16:01:58,773 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 16:01:58,773 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 16:01:58,773 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 16:01:58,773 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 16:01:58,773 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 16:01:58,773 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 16:01:58,773 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 16:01:58,773 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 16:01:58,782 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2019-12-07 16:01:58,795 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-12-07 16:01:58,795 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 16:01:58,795 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 16:01:58,799 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-12-07 16:01:58,799 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-12-07 16:01:58,799 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 16:01:58,799 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2019-12-07 16:01:58,800 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-12-07 16:01:58,800 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 16:01:58,800 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 16:01:58,800 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-12-07 16:01:58,800 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-12-07 16:01:58,805 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_~x~0, main_~y~0, main_~a~0, main_~b~0;havoc main_~x~0;havoc main_~y~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~b~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~x~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~y~0 := main_#t~nondet3;havoc main_#t~nondet3; 11#L19true assume !!(-268435455 <= main_~a~0 && main_~a~0 <= 268435455); 13#L20true assume !!(-268435455 <= main_~b~0 && main_~b~0 <= 268435455); 3#L21true assume !!(-268435455 <= main_~x~0 && main_~x~0 <= 268435455); 5#L22true assume !!(-268435455 <= main_~y~0 && main_~y~0 <= 268435455); 9#L23true assume main_~a~0 == 1 + main_~b~0 && main_~x~0 < 0; 6#L24-2true [2019-12-07 16:01:58,805 INFO L796 eck$LassoCheckResult]: Loop: 6#L24-2true assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1; 6#L24-2true [2019-12-07 16:01:58,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:58,809 INFO L82 PathProgramCache]: Analyzing trace with hash 922017710, now seen corresponding path program 1 times [2019-12-07 16:01:58,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:58,815 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068897720] [2019-12-07 16:01:58,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:01:58,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:01:58,889 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 16:01:58,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:58,890 INFO L82 PathProgramCache]: Analyzing trace with hash 64, now seen corresponding path program 1 times [2019-12-07 16:01:58,890 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:58,890 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821086359] [2019-12-07 16:01:58,890 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:01:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:01:58,898 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 16:01:58,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:01:58,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1482222029, now seen corresponding path program 1 times [2019-12-07 16:01:58,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:01:58,900 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841376185] [2019-12-07 16:01:58,900 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:01:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:01:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:01:58,914 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 16:01:58,949 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 16:01:58,949 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 16:01:58,950 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 16:01:58,950 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 16:01:58,950 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 16:01:58,950 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:58,950 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 16:01:58,950 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 16:01:58,950 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Loop [2019-12-07 16:01:58,950 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 16:01:58,950 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 16:01:58,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:58,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:58,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,072 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 16:01:59,073 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:01:59,077 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 16:01:59,078 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 16:01:59,085 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 16:01:59,085 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:01:59,089 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 16:01:59,089 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 16:01:59,092 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 16:01:59,092 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,096 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 16:01:59,096 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:01:59,105 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 16:01:59,105 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 16:01:59,436 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 16:01:59,436 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=-8, ULTIMATE.start_main_~b~0=3, ULTIMATE.start_main_~x~0=-1} Honda state: {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=-8, ULTIMATE.start_main_~b~0=3, ULTIMATE.start_main_~x~0=-1} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=4, ULTIMATE.start_main_~a~0=-3, ULTIMATE.start_main_~b~0=-3, ULTIMATE.start_main_~x~0=-5}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=0, ULTIMATE.start_main_~b~0=0, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~y~0=6, ULTIMATE.start_main_~a~0=3, ULTIMATE.start_main_~b~0=3, ULTIMATE.start_main_~x~0=-7}] Lambdas: [1, 15, 1] Nus: [1, 0] [2019-12-07 16:01:59,494 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 16:01:59,494 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 16:01:59,494 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 16:01:59,494 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 16:01:59,494 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 16:01:59,494 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,494 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 16:01:59,494 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 16:01:59,494 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Lasso [2019-12-07 16:01:59,494 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 16:01:59,494 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 16:01:59,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,610 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 16:01:59,610 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,612 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 16:01:59,612 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 16:01:59,615 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 16:01:59,616 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,619 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 16:01:59,619 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 16:01:59,622 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 16:01:59,622 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,626 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 16:01:59,626 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,678 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 16:01:59,678 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 16:01:59,690 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 16:01:59,691 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 16:01:59,692 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 16:01:59,692 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 16:01:59,692 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 16:01:59,692 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 16:01:59,692 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,692 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 16:01:59,692 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 16:01:59,692 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Lasso [2019-12-07 16:01:59,692 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 16:01:59,692 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 16:01:59,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:01:59,791 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 16:01:59,794 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,798 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 [2019-12-07 16:01:59,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:01:59,805 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:01:59,805 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 16:01:59,809 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:01:59,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:01:59,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 16:01:59,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:01:59,818 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:01:59,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:01:59,823 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 16:01:59,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:01:59,824 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:01:59,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:01:59,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 16:01:59,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:01:59,831 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:01:59,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:01:59,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 16:01:59,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:01:59,838 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:01:59,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:01:59,846 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 16:01:59,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:01:59,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:01:59,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:01:59,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 16:01:59,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:01:59,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,861 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:01:59,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:01:59,875 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-12-07 16:01:59,876 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:01:59,897 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:01:59,898 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,903 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:01:59,906 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 16:01:59,906 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 16:01:59,911 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:01:59,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:01:59,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,917 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:01:59,918 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:01:59,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:01:59,919 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:01:59,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:01:59,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,924 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:01:59,925 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:01:59,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:01:59,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:01:59,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:01:59,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,931 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:01:59,932 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:01:59,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:01:59,933 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:01:59,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,939 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:01:59,939 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:01:59,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:01:59,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,947 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:01:59,949 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 16:01:59,949 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 16:01:59,953 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:01:59,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:01:59,959 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:01:59,959 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:01:59,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:01:59,961 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:01:59,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:01:59,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:01:59,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:01:59,966 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:01:59,966 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:01:59,979 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-12-07 16:01:59,979 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 16:02:00,015 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:00,016 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,023 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 16:02:00,023 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:00,029 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:00,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,034 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,035 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:00,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,036 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,043 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,043 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:00,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,045 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,051 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,052 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:00,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,053 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,059 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,059 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:00,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,068 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,074 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,076 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 16:02:00,076 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:00,081 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:00,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,089 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,090 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:00,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,091 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:00,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,098 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:00,098 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,112 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-12-07 16:02:00,112 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-12-07 16:02:00,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:00,165 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,168 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 [2019-12-07 16:02:00,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,169 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,171 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 16:02:00,171 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 16:02:00,175 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,181 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,181 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:00,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,183 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,189 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,189 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:00,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,191 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,196 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,197 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:00,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,199 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:00,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,205 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,206 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:00,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,208 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:00,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,213 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,215 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 16:02:00,215 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 16:02:00,221 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:00,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,227 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,227 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:00,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:00,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,234 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:00,235 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,248 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-12-07 16:02:00,248 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-12-07 16:02:00,308 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:00,310 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,314 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:00,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,314 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:00,316 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 16:02:00,316 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 16:02:00,320 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,325 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,325 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:00,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,325 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:00,326 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:00,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,327 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,333 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,333 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:00,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,333 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:00,333 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:00,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,335 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,341 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,341 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:00,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,341 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:00,342 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:00,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,344 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,349 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,349 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:00,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,350 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:00,350 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:00,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,356 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 [2019-12-07 16:02:00,357 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,357 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:00,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,357 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:00,359 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 16:02:00,359 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 16:02:00,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,368 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,368 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:00,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,368 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:00,368 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:00,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,370 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,375 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,375 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:00,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,375 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:00,375 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:00,383 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-12-07 16:02:00,383 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 16:02:00,435 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:00,437 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,441 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,441 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:00,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,441 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,443 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 16:02:00,443 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:00,448 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,453 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:00,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,454 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,454 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:00,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,464 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,464 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:00,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,464 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,465 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:00,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,468 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,473 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,473 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:00,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,473 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,474 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:00,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,477 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,482 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,482 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:00,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,482 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,483 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:00,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,485 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,490 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,490 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:00,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,490 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,492 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 16:02:00,492 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:00,498 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,503 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,503 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:00,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,503 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,504 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:00,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,506 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,511 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,511 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:00,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,512 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:00,512 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:00,522 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-12-07 16:02:00,522 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-12-07 16:02:00,774 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:00,775 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,780 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,780 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:00,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,780 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,782 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 16:02:00,782 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 16:02:00,790 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,795 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,795 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:00,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,796 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,796 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:00,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,800 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,805 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,805 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:00,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,805 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,806 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:00,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,809 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,814 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,814 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:00,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,814 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,815 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:00,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,819 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,824 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:00,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,824 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,825 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:00,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,832 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 [2019-12-07 16:02:00,834 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,834 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:00,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,834 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,836 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 16:02:00,837 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 16:02:00,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,855 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,855 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:00,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:00,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:00,855 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,856 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:00,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:00,859 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:00,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:00,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:00,865 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:00,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:00,865 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:00,866 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:00,881 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-12-07 16:02:00,881 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-12-07 16:02:01,639 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:01,641 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:01,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:01,645 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,645 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:01,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,646 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:01,648 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 16:02:01,648 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:01,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:01,660 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 [2019-12-07 16:02:01,661 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,661 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:01,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:01,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,662 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:01,662 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:01,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:01,664 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:01,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:01,669 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,670 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:01,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:01,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,670 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:01,670 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:01,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:01,673 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:01,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:01,680 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,680 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:01,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:01,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,681 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:01,681 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:01,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:01,683 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:01,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:01,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,688 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:01,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:01,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,689 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:01,689 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:01,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:01,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:01,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:01,696 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,696 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:01,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,697 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:01,698 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 16:02:01,698 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:01,702 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:01,705 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 [2019-12-07 16:02:01,706 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,706 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:01,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:01,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,707 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:01,707 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:01,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:01,709 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:01,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:01,713 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,713 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:01,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,713 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:01,714 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:01,723 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-12-07 16:02:01,723 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-12-07 16:02:01,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:01,831 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:01,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:01,835 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,835 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:01,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,836 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:01,839 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 16:02:01,839 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 16:02:01,847 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:01,862 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 [2019-12-07 16:02:01,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,864 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:01,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:01,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,864 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:01,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:02:01,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:01,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:01,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:01,873 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,873 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:01,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:01,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,873 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:01,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:02:01,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:01,876 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:01,880 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 [2019-12-07 16:02:01,882 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,882 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:01,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:01,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,882 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:01,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:02:01,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:01,885 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:01,888 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 [2019-12-07 16:02:01,890 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,890 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:01,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:01,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,890 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:01,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:02:01,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:01,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:01,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:01,899 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,899 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:01,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,899 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:01,901 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 16:02:01,901 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 16:02:01,907 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:01,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:01,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,912 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:01,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:01,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:01,912 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:01,913 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:02:01,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:01,915 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:01,919 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 [2019-12-07 16:02:01,921 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:01,921 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:01,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:01,921 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:01,921 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:01,936 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2019-12-07 16:02:01,936 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-12-07 16:02:02,241 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:02,243 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-12-07 16:02:02,243 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_~x~0, main_~y~0, main_~a~0, main_~b~0;havoc main_~x~0;havoc main_~y~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~b~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~x~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~y~0 := main_#t~nondet3;havoc main_#t~nondet3; 11#L19true assume !!(-268435455 <= main_~a~0 && main_~a~0 <= 268435455); 13#L20true assume !!(-268435455 <= main_~b~0 && main_~b~0 <= 268435455); 3#L21true assume !!(-268435455 <= main_~x~0 && main_~x~0 <= 268435455); 5#L22true assume !!(-268435455 <= main_~y~0 && main_~y~0 <= 268435455); 9#L23true assume main_~a~0 == 1 + main_~b~0 && main_~x~0 < 0; 6#L24-2true assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1; 6#L24-2true [2019-12-07 16:02:02,243 INFO L796 eck$LassoCheckResult]: Loop: 6#L24-2true assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1; 6#L24-2true [2019-12-07 16:02:02,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:02:02,244 INFO L82 PathProgramCache]: Analyzing trace with hash -1482222029, now seen corresponding path program 2 times [2019-12-07 16:02:02,244 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:02:02,244 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846616396] [2019-12-07 16:02:02,244 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:02:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:02:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:02:02,256 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 16:02:02,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:02:02,256 INFO L82 PathProgramCache]: Analyzing trace with hash 64, now seen corresponding path program 2 times [2019-12-07 16:02:02,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:02:02,256 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776107346] [2019-12-07 16:02:02,256 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:02:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:02:02,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:02:02,261 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 16:02:02,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 16:02:02,262 INFO L82 PathProgramCache]: Analyzing trace with hash 1295757390, now seen corresponding path program 3 times [2019-12-07 16:02:02,262 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 16:02:02,262 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239603712] [2019-12-07 16:02:02,262 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 16:02:02,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:02:02,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 16:02:02,277 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 16:02:02,290 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 16:02:02,291 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 16:02:02,291 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 16:02:02,291 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 16:02:02,291 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 16:02:02,291 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:02,291 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 16:02:02,291 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 16:02:02,291 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Loop [2019-12-07 16:02:02,291 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 16:02:02,291 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 16:02:02,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,337 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 16:02:02,337 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:02,339 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 16:02:02,339 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 16:02:02,343 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 16:02:02,343 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_4=0} Honda state: {v_rep~unnamed0~0~false_4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:02,346 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 16:02:02,346 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:02,355 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 16:02:02,355 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 16:02:02,655 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 16:02:02,655 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=1, ULTIMATE.start_main_~x~0=-1, ULTIMATE.start_main_~b~0=4} Honda state: {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=1, ULTIMATE.start_main_~x~0=-1, ULTIMATE.start_main_~b~0=4} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2, ULTIMATE.start_main_~a~0=2, ULTIMATE.start_main_~x~0=-4, ULTIMATE.start_main_~b~0=2}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=1, ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~b~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=-3, ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~b~0=-3}] Lambdas: [1, 4, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:02,660 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 16:02:02,660 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 16:02:02,663 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 16:02:02,663 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_4=1} Honda state: {v_rep~unnamed0~0~true_4=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-12-07 16:02:02,714 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 16:02:02,715 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 16:02:02,715 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 16:02:02,715 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 16:02:02,715 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 16:02:02,715 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:02,715 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 16:02:02,715 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 16:02:02,715 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Lasso [2019-12-07 16:02:02,715 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 16:02:02,715 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 16:02:02,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,806 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 16:02:02,806 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:02,809 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 16:02:02,809 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:02,900 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 16:02:02,900 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 16:02:02,909 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 16:02:02,910 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 16:02:02,910 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 16:02:02,910 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 16:02:02,911 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 16:02:02,911 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 16:02:02,911 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:02,911 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 16:02:02,911 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 16:02:02,911 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Lasso [2019-12-07 16:02:02,911 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 16:02:02,911 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 16:02:02,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:02,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 16:02:03,001 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 16:02:03,001 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:02:03,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 16:02:03,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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 [2019-12-07 16:02:03,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:02:03,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 16:02:03,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,013 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:02:03,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 16:02:03,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,020 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:02:03,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 16:02:03,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,026 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:02:03,031 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:02:03,031 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 16:02:03,033 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:02:03,039 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:02:03,039 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 16:02:03,041 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:02:03,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 16:02:03,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,047 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,051 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:03,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 16:02:03,056 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-12-07 16:02:03,056 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:03,072 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:03,073 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,077 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,078 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:03,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,084 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,085 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:03,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,086 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,091 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,091 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:03,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,093 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,097 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,097 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:03,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,103 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,104 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 16:02:03,104 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 16:02:03,107 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,111 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,112 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 16:02:03,112 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 16:02:03,115 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,120 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,121 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:03,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,122 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,126 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:03,126 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,134 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-12-07 16:02:03,134 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 16:02:03,159 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:03,160 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,165 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,166 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:03,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,167 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,171 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,171 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:03,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,173 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,177 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,178 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:03,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,179 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,184 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,184 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:03,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,185 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,190 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,191 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 16:02:03,191 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:03,196 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,201 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,202 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 16:02:03,202 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:03,206 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,211 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,212 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:03,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,213 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,218 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:03,218 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,227 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-12-07 16:02:03,227 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-12-07 16:02:03,277 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:03,279 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,283 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,283 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:03,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,285 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,289 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,290 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:03,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,291 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,296 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,296 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:03,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,297 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,302 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,302 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:03,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,304 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,310 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,311 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 16:02:03,311 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 16:02:03,315 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,320 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,322 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 16:02:03,322 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 16:02:03,326 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,331 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,331 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:03,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,333 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 16:02:03,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,337 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:03,337 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,348 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-12-07 16:02:03,349 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-12-07 16:02:03,404 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:03,406 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,409 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,409 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:03,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,410 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,410 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:03,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,412 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,417 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,417 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:03,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,417 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,417 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:03,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,419 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,424 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,424 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:03,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,424 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,424 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:03,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,426 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,430 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,430 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:03,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,431 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,431 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:03,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,433 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,438 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,438 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:03,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,438 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,440 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 16:02:03,440 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 16:02:03,445 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,449 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,450 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:03,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,450 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,451 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 16:02:03,451 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 16:02:03,455 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,459 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,459 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:03,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,459 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,460 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 16:02:03,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,465 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,466 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:03,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,466 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:03,466 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 16:02:03,474 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-12-07 16:02:03,474 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 16:02:03,547 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:03,548 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,552 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,553 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:03,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,553 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,554 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:03,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,557 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,562 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,563 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:03,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,563 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,563 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:03,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,566 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,571 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,571 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:03,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,571 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,572 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:03,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,574 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,580 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:03,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,580 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,581 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:03,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,584 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,589 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,589 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:03,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,589 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,590 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 16:02:03,590 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:03,597 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,601 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,602 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:03,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,602 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,603 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 16:02:03,603 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:03,609 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,614 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,614 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:03,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,614 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,615 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:03,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/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) Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,622 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 16:02:03,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,622 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:03,622 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:03,632 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-12-07 16:02:03,633 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-12-07 16:02:03,766 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:03,768 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,772 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,772 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:03,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,772 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,773 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:03,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,780 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,781 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:03,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,781 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,781 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:03,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,784 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,788 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 [2019-12-07 16:02:03,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,789 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:03,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,790 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,790 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:03,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,798 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,798 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:03,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,798 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,799 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:03,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,802 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,807 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:03,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,807 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,809 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 16:02:03,809 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 16:02:03,815 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,820 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:03,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,821 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,822 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 16:02:03,822 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 16:02:03,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,836 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,836 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:03,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:03,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:03,836 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,836 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 16:02:03,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:03,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 143 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 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:03,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:03,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:03,845 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:03,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:03,845 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:03,845 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 16:02:03,859 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-12-07 16:02:03,859 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-12-07 16:02:04,218 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:04,220 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 144 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 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,225 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,225 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:04,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:04,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,226 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:04,227 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:04,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:04,228 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 145 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 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,232 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,233 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:04,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:04,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,233 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:04,233 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:04,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:04,235 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 146 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 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,239 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:04,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:04,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,239 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:04,239 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:04,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:04,241 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 147 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 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,245 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:04,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:04,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,246 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:04,246 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:04,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:04,247 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 148 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 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,252 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:04,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,252 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:04,254 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 16:02:04,254 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:04,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 149 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 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,262 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,262 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:04,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,262 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:04,263 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 16:02:04,263 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 16:02:04,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 150 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 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,273 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,273 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:04,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:04,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,273 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:04,273 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 16:02:04,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:04,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 151 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 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,280 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 16:02:04,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,280 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:04,280 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 16:02:04,288 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-12-07 16:02:04,288 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-12-07 16:02:04,342 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:04,343 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 152 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 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,347 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,347 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:04,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:04,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,347 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:04,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:02:04,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:04,350 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 153 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 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,355 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,355 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:04,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:04,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,355 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:04,356 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:02:04,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:04,358 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 154 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 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,364 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:04,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:04,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,364 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:04,365 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:02:04,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:04,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 155 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 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,372 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:04,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:04,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,372 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:04,373 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:02:04,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:04,375 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 156 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 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,379 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,379 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:04,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,379 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:04,381 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 16:02:04,381 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 16:02:04,387 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 157 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 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,393 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,393 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:04,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,393 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:04,395 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 16:02:04,395 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 16:02:04,402 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 158 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 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,407 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:04,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 16:02:04,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 16:02:04,408 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:04,408 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 16:02:04,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 16:02:04,410 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_51362c6f-96bd-464f-bd66-b5e8bd0738d8/bin/uautomizer/z3 Starting monitored process 159 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 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 16:02:04,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 16:02:04,425 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 16:02:04,425 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 16:02:04,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 16:02:04,426 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 16:02:04,426 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 16:02:04,441 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2019-12-07 16:02:04,441 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-12-07 16:02:04,569 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 16:02:04,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 04:02:04 BoogieIcfgContainer [2019-12-07 16:02:04,574 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 16:02:04,575 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 16:02:04,575 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 16:02:04,575 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 16:02:04,575 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 04:01:58" (3/4) ... [2019-12-07 16:02:04,577 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 16:02:04,577 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 16:02:04,578 INFO L168 Benchmark]: Toolchain (without parser) took 6193.68 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 233.8 MB). Free memory was 949.0 MB in the beginning and 1.2 GB in the end (delta: -254.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:02:04,578 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 964.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:02:04,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 178.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 949.0 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-07 16:02:04,579 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.63 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. [2019-12-07 16:02:04,579 INFO L168 Benchmark]: Boogie Preprocessor took 14.04 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. [2019-12-07 16:02:04,579 INFO L168 Benchmark]: RCFGBuilder took 141.09 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: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2019-12-07 16:02:04,579 INFO L168 Benchmark]: BuchiAutomizer took 5834.51 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 108.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -104.8 MB). Peak memory consumption was 305.7 MB. Max. memory is 11.5 GB. [2019-12-07 16:02:04,580 INFO L168 Benchmark]: Witness Printer took 2.51 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:02:04,581 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 964.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 178.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 949.0 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.63 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 14.04 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 141.09 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: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 5834.51 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 108.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -104.8 MB). Peak memory consumption was 305.7 MB. Max. memory is 11.5 GB. * Witness Printer took 2.51 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital52 mio100 ax127 hnf96 lsp78 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq149 hnf96 smp100 dnf153 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 157ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 12 MotzkinApplications: 48 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_~x~0, main_~y~0, main_~a~0, main_~b~0;havoc main_~x~0;havoc main_~y~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~b~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~x~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~y~0 := main_#t~nondet3;havoc main_#t~nondet3;" "assume !!(-268435455 <= main_~a~0 && main_~a~0 <= 268435455);" "assume !!(-268435455 <= main_~b~0 && main_~b~0 <= 268435455);" "assume !!(-268435455 <= main_~x~0 && main_~x~0 <= 268435455);" "assume !!(-268435455 <= main_~y~0 && main_~y~0 <= 268435455);" "assume main_~a~0 == 1 + main_~b~0 && main_~x~0 < 0;" "assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1;" Loop: "assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...