./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/Swingers.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/Swingers.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/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 ff621535cb82838a5b388320305948f36878571d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:51:52,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:51:52,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:51:52,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:51:52,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:51:52,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:51:52,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:51:52,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:51:53,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:51:53,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:51:53,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:51:53,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:51:53,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:51:53,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:51:53,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:51:53,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:51:53,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:51:53,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:51:53,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:51:53,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:51:53,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:51:53,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:51:53,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:51:53,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:51:53,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:51:53,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:51:53,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:51:53,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:51:53,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:51:53,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:51:53,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:51:53,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:51:53,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:51:53,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:51:53,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:51:53,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:51:53,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:51:53,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:51:53,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:51:53,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:51:53,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:51:53,043 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-25 08:51:53,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:51:53,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:51:53,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:51:53,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:51:53,065 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:51:53,065 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:51:53,065 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:51:53,066 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:51:53,066 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:51:53,066 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:51:53,067 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:51:53,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:51:53,067 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:51:53,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:51:53,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:51:53,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:51:53,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:51:53,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:51:53,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:51:53,068 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:51:53,068 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:51:53,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:51:53,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:51:53,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:51:53,069 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:51:53,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:51:53,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:51:53,070 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:51:53,071 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:51:53,071 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_0875f441-4688-45c5-89eb-48a025827ba5/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 -> ff621535cb82838a5b388320305948f36878571d [2019-11-25 08:51:53,240 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:51:53,249 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:51:53,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:51:53,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:51:53,258 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:51:53,259 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/Swingers.c [2019-11-25 08:51:53,309 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/data/edd282696/58f9042e03d747bf8986efef70872073/FLAGa45a3528e [2019-11-25 08:51:53,679 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:51:53,680 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/sv-benchmarks/c/termination-restricted-15/Swingers.c [2019-11-25 08:51:53,685 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/data/edd282696/58f9042e03d747bf8986efef70872073/FLAGa45a3528e [2019-11-25 08:51:53,696 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/data/edd282696/58f9042e03d747bf8986efef70872073 [2019-11-25 08:51:53,699 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:51:53,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:51:53,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:51:53,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:51:53,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:51:53,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:51:53" (1/1) ... [2019-11-25 08:51:53,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@647480f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53, skipping insertion in model container [2019-11-25 08:51:53,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:51:53" (1/1) ... [2019-11-25 08:51:53,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:51:53,726 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:51:53,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:51:53,909 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:51:53,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:51:53,987 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:51:53,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53 WrapperNode [2019-11-25 08:51:53,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:51:53,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:51:53,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:51:53,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:51:53,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53" (1/1) ... [2019-11-25 08:51:54,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53" (1/1) ... [2019-11-25 08:51:54,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:51:54,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:51:54,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:51:54,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:51:54,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53" (1/1) ... [2019-11-25 08:51:54,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53" (1/1) ... [2019-11-25 08:51:54,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53" (1/1) ... [2019-11-25 08:51:54,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53" (1/1) ... [2019-11-25 08:51:54,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53" (1/1) ... [2019-11-25 08:51:54,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53" (1/1) ... [2019-11-25 08:51:54,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53" (1/1) ... [2019-11-25 08:51:54,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:51:54,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:51:54,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:51:54,030 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:51:54,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:51:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:51:54,179 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:51:54,179 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-25 08:51:54,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:54 BoogieIcfgContainer [2019-11-25 08:51:54,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:51:54,181 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:51:54,181 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:51:54,183 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:51:54,183 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:51:54,184 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:51:53" (1/3) ... [2019-11-25 08:51:54,184 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c4d13b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:51:54, skipping insertion in model container [2019-11-25 08:51:54,184 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:51:54,184 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:51:53" (2/3) ... [2019-11-25 08:51:54,185 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4c4d13b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:51:54, skipping insertion in model container [2019-11-25 08:51:54,185 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:51:54,185 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:54" (3/3) ... [2019-11-25 08:51:54,186 INFO L371 chiAutomizerObserver]: Analyzing ICFG Swingers.c [2019-11-25 08:51:54,228 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:51:54,229 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:51:54,229 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:51:54,229 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:51:54,229 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:51:54,229 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:51:54,229 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:51:54,230 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:51:54,242 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-11-25 08:51:54,260 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-25 08:51:54,260 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:54,260 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:54,266 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:51:54,266 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-25 08:51:54,266 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:51:54,266 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-11-25 08:51:54,267 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-25 08:51:54,267 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:51:54,267 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:51:54,268 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-25 08:51:54,268 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-25 08:51:54,275 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true [2019-11-25 08:51:54,275 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2019-11-25 08:51:54,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:54,281 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-25 08:51:54,288 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:54,289 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563279399] [2019-11-25 08:51:54,289 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:54,376 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:54,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:54,377 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-25 08:51:54,377 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:54,378 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525967983] [2019-11-25 08:51:54,378 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:54,391 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:54,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:54,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-25 08:51:54,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:54,394 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152729831] [2019-11-25 08:51:54,394 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:54,411 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:54,536 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:51:54,536 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:51:54,536 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:51:54,537 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:51:54,537 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:51:54,537 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,537 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:51:54,537 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:51:54,537 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2019-11-25 08:51:54,538 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:51:54,538 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:51:54,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:54,768 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:51:54,770 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,782 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:54,782 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,794 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:54,795 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_0875f441-4688-45c5-89eb-48a025827ba5/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) [2019-11-25 08:51:54,813 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:54,813 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:54,819 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:54,819 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_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:54,843 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:54,843 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/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) [2019-11-25 08:51:54,866 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:51:54,866 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,669 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-25 08:51:55,671 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:51:55,671 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:51:55,671 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:51:55,671 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:51:55,672 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:51:55,672 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,672 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:51:55,672 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:51:55,672 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2019-11-25 08:51:55,672 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:51:55,672 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:51:55,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:55,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:55,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:55,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:55,814 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:51:55,819 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:55,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:55,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,853 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Exception during sending of exit command (exit): Broken pipe No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:55,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:55,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:55,899 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:55,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:55,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:51:55,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:55,924 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/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 [2019-11-25 08:51:55,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:51:55,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:55,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:51:55,943 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:55,945 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/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 [2019-11-25 08:51:55,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,959 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:55,963 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:51:55,963 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:51:55,971 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:55,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:55,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:55,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:55,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:55,997 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:56,009 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:51:56,009 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,025 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:56,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:56,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,045 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:56,045 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:56,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,048 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:56,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,068 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:56,074 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:51:56,074 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,081 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:56,083 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:56,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,100 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:56,105 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:56,105 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:51:56,111 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:56,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,124 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:56,135 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:56,135 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:51:56,153 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,170 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 [2019-11-25 08:51:56,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:56,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:56,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,173 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:56,174 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:56,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,176 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:56,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,185 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:56,189 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:56,189 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:51:56,195 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:56,197 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,210 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 [2019-11-25 08:51:56,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:56,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,212 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:56,217 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:51:56,217 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,225 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:56,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,242 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:56,253 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:51:56,253 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,277 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:56,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:56,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,288 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:56,289 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:56,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:56,292 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:51:56,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,317 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:56,321 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:51:56,321 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,329 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:56,331 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,337 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,337 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:56,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,338 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:56,341 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:51:56,341 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,355 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,355 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:56,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,356 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:56,363 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:51:56,363 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,381 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,389 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,389 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:56,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:56,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,389 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:56,390 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:51:56,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,397 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,408 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,408 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:56,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,408 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:51:56,411 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:51:56,411 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,422 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:56,424 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,430 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,430 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:56,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,431 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:56,435 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:56,435 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,443 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,452 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,452 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:56,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,452 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:56,462 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,463 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-25 08:51:56,489 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,500 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:56,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:56,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,501 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:56,502 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:56,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,506 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,514 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:51:56,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,515 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:56,519 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:56,519 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,528 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:56,530 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,537 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:56,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,537 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:56,542 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:51:56,542 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,553 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,565 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:56,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,566 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:56,579 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:51:56,579 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,621 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,632 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,632 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:56,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:56,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,632 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:56,633 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:51:56,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:51:56,637 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,648 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:56,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,649 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:51:56,653 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:51:56,653 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-25 08:51:56,665 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:56,666 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,672 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,672 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:56,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,672 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:56,675 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:56,675 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,681 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,686 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 [2019-11-25 08:51:56,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,688 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:56,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,689 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:56,696 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:56,697 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,715 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,722 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,722 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:56,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:56,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:56,723 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:51:56,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,729 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,736 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,736 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:51:56,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,736 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:51:56,739 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:51:56,739 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,746 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:56,747 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,753 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,753 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:56,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,754 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:56,758 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:51:56,758 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,766 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,774 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,774 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:56,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,775 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:56,786 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:51:56,786 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,822 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,830 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,830 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:56,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:51:56,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,830 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:56,831 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:51:56,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,835 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:56,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:51:56,842 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:51:56,842 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:51:56,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:51:56,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:51:56,843 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:51:56,847 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:51:56,847 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:51:56,857 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-25 08:51:56,858 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2019-11-25 08:51:56,858 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2019-11-25 08:51:56,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:56,858 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-25 08:51:56,858 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:56,859 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962880835] [2019-11-25 08:51:56,859 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:56,870 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:56,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:56,871 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-25 08:51:56,871 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:56,871 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315008507] [2019-11-25 08:51:56,871 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:56,883 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:56,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:51:56,884 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-25 08:51:56,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:51:56,884 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626498683] [2019-11-25 08:51:56,884 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:51:56,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:56,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:51:56,906 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:51:56,967 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:51:56,968 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:51:56,968 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:51:56,968 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:51:56,968 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-25 08:51:56,968 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:56,968 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:51:56,968 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:51:56,968 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2019-11-25 08:51:56,968 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:51:56,969 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:51:56,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:56,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:51:57,087 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:51:57,087 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:57,093 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:57,094 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:51:57,099 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:57,099 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/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 [2019-11-25 08:51:57,105 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:57,105 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:51:57,107 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:57,107 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_0875f441-4688-45c5-89eb-48a025827ba5/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 [2019-11-25 08:51:57,111 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:57,112 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-25 08:51:57,115 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-25 08:51:57,115 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/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 [2019-11-25 08:51:57,119 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-25 08:51:57,119 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:51:57,138 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-25 08:51:57,138 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,165 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-11-25 08:52:09,168 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:52:09,168 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:52:09,168 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:52:09,168 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:52:09,168 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:52:09,168 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,168 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:52:09,168 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:52:09,168 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2019-11-25 08:52:09,168 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:52:09,168 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:52:09,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:09,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:09,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:09,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:52:09,291 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:52:09,291 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:09,304 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:09,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:52:09,307 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:09,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:09,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:52:09,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:09,332 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:09,332 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,336 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,346 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 [2019-11-25 08:52:09,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:52:09,352 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:09,352 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:09,366 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,374 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:09,376 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:09,376 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,381 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:09,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,393 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:09,395 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:09,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,397 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,404 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:09,406 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:09,406 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,410 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,423 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:09,428 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:09,429 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,440 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:09,442 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,449 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:09,452 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:09,452 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,458 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:09,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,468 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:09,469 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:09,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,471 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,480 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:09,482 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:09,483 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,488 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,499 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:09,507 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:09,507 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,522 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:09,524 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,534 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:09,538 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:09,538 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,546 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:09,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,557 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:09,558 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:09,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,568 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:09,571 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:09,571 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,578 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:52:09,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,590 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:09,599 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:09,599 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,625 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:09,626 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/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 [2019-11-25 08:52:09,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,632 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,632 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:09,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,633 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:09,635 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:09,635 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-25 08:52:09,640 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,649 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,649 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:09,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:09,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,650 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:09,651 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-25 08:52:09,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,657 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,664 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:09,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,664 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:09,666 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:09,666 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,672 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,679 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,679 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:09,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,680 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-25 08:52:09,686 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-25 08:52:09,686 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,701 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:09,703 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,708 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:09,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,709 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:09,712 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:09,712 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,719 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,730 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:09,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:09,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,731 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:09,732 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:09,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,735 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,742 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:09,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,743 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:09,746 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:09,746 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,770 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-25 08:52:09,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,770 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:09,779 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:09,779 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,809 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:09,810 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,814 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 [2019-11-25 08:52:09,816 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,816 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:09,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,816 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:09,820 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:09,820 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,833 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,849 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,849 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:09,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:09,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,850 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:09,851 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-25 08:52:09,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,863 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:09,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,864 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:09,867 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:09,867 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,878 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,890 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,890 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:09,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,891 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-25 08:52:09,900 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-25 08:52:09,901 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,974 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:09,976 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:09,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:09,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:09,983 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:09,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:09,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:09,983 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:09,986 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:09,986 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:09,992 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:10,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:10,007 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:10,007 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:10,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:10,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:10,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:10,008 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:10,008 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-25 08:52:10,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:10,011 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:10,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:10,018 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:10,018 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:10,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:10,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:10,019 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:10,021 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:10,021 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:10,027 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:10,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:10,035 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:10,035 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-25 08:52:10,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:10,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:10,036 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-25 08:52:10,043 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-25 08:52:10,044 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:10,070 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:10,072 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:10,076 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 [2019-11-25 08:52:10,078 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:10,078 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:10,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:10,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:10,079 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:10,082 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:52:10,082 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:10,091 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:10,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:10,099 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:10,099 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:10,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:52:10,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:10,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:10,100 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:10,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:52:10,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:10,104 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:10,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:10,115 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:10,115 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:10,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:10,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:10,115 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:10,119 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:52:10,119 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:10,128 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0875f441-4688-45c5-89eb-48a025827ba5/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:52:10,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:52:10,135 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-25 08:52:10,135 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-25 08:52:10,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:52:10,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:52:10,136 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-25 08:52:10,147 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-25 08:52:10,147 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:52:10,201 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-25 08:52:10,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:52:10 BoogieIcfgContainer [2019-11-25 08:52:10,208 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:52:10,208 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:52:10,208 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:52:10,209 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:52:10,209 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:51:54" (3/4) ... [2019-11-25 08:52:10,212 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:52:10,212 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:52:10,214 INFO L168 Benchmark]: Toolchain (without parser) took 16513.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 5.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:10,214 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:52:10,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -198.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:10,215 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:52:10,215 INFO L168 Benchmark]: Boogie Preprocessor took 13.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:52:10,216 INFO L168 Benchmark]: RCFGBuilder took 150.36 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:10,216 INFO L168 Benchmark]: BuchiAutomizer took 16027.32 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 33.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.0 MB). Peak memory consumption was 250.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:52:10,217 INFO L168 Benchmark]: Witness Printer took 3.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:52:10,219 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 287.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -198.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.58 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 13.32 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 150.36 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 16027.32 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 33.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.0 MB). Peak memory consumption was 250.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 15.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 15.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital25 mio100 ax148 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq196 hnf87 smp100 dnf100 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 18ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17;" "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" Loop: "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...