./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/Swingers.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/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 Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 11:21:57,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:21:57,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:21:57,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:21:57,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:21:57,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:21:57,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:21:57,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:21:57,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:21:57,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:21:57,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:21:57,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:21:57,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:21:57,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:21:57,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:21:57,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:21:57,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:21:57,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:21:57,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:21:57,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:21:57,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:21:57,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:21:57,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:21:57,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:21:57,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:21:57,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:21:57,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:21:57,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:21:57,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:21:57,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:21:57,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:21:57,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:21:57,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:21:57,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:21:57,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:21:57,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:21:57,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:21:57,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:21:57,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:21:57,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:21:57,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:21:57,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-12-07 11:21:57,631 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:21:57,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:21:57,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 11:21:57,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 11:21:57,633 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 11:21:57,633 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 11:21:57,633 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 11:21:57,633 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 11:21:57,633 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 11:21:57,633 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 11:21:57,633 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 11:21:57,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:21:57,634 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 11:21:57,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 11:21:57,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:21:57,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 11:21:57,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 11:21:57,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 11:21:57,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:21:57,635 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 11:21:57,635 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:21:57,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 11:21:57,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:21:57,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 11:21:57,635 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 11:21:57,636 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:21:57,636 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 11:21:57,636 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:21:57,636 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 11:21:57,636 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 11:21:57,637 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_8b168b6a-159a-4c85-86ae-7e95f3131a19/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 [2019-12-07 11:21:57,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:21:57,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:21:57,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:21:57,746 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:21:57,746 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:21:57,747 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/Swingers.c [2019-12-07 11:21:57,786 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/data/c174ae8d5/4546fefb0a5042ce9ee419964ae6106e/FLAGae0f36269 [2019-12-07 11:21:58,189 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:21:58,189 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/sv-benchmarks/c/termination-restricted-15/Swingers.c [2019-12-07 11:21:58,193 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/data/c174ae8d5/4546fefb0a5042ce9ee419964ae6106e/FLAGae0f36269 [2019-12-07 11:21:58,202 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/data/c174ae8d5/4546fefb0a5042ce9ee419964ae6106e [2019-12-07 11:21:58,204 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:21:58,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:21:58,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:21:58,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:21:58,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:21:58,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:21:58" (1/1) ... [2019-12-07 11:21:58,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec38a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58, skipping insertion in model container [2019-12-07 11:21:58,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:21:58" (1/1) ... [2019-12-07 11:21:58,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:21:58,225 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:21:58,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:21:58,329 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 11:21:58,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:21:58,382 INFO L208 MainTranslator]: Completed translation [2019-12-07 11:21:58,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58 WrapperNode [2019-12-07 11:21:58,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 11:21:58,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 11:21:58,384 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 11:21:58,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 11:21:58,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58" (1/1) ... [2019-12-07 11:21:58,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58" (1/1) ... [2019-12-07 11:21:58,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 11:21:58,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 11:21:58,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 11:21:58,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 11:21:58,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58" (1/1) ... [2019-12-07 11:21:58,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58" (1/1) ... [2019-12-07 11:21:58,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58" (1/1) ... [2019-12-07 11:21:58,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58" (1/1) ... [2019-12-07 11:21:58,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58" (1/1) ... [2019-12-07 11:21:58,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58" (1/1) ... [2019-12-07 11:21:58,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58" (1/1) ... [2019-12-07 11:21:58,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 11:21:58,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 11:21:58,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 11:21:58,418 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 11:21:58,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:58,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 11:21:58,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 11:21:58,540 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 11:21:58,541 INFO L287 CfgBuilder]: Removed 5 assume(true) statements. [2019-12-07 11:21:58,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:21:58 BoogieIcfgContainer [2019-12-07 11:21:58,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 11:21:58,542 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 11:21:58,542 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 11:21:58,544 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 11:21:58,544 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 11:21:58,545 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 11:21:58" (1/3) ... [2019-12-07 11:21:58,545 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f0988f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 11:21:58, skipping insertion in model container [2019-12-07 11:21:58,545 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 11:21:58,545 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:21:58" (2/3) ... [2019-12-07 11:21:58,546 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f0988f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 11:21:58, skipping insertion in model container [2019-12-07 11:21:58,546 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 11:21:58,546 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:21:58" (3/3) ... [2019-12-07 11:21:58,547 INFO L371 chiAutomizerObserver]: Analyzing ICFG Swingers.c [2019-12-07 11:21:58,576 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 11:21:58,576 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 11:21:58,576 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 11:21:58,576 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 11:21:58,576 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 11:21:58,577 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 11:21:58,577 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 11:21:58,577 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 11:21:58,585 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-12-07 11:21:58,598 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-12-07 11:21:58,598 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 11:21:58,598 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 11:21:58,602 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-12-07 11:21:58,602 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-12-07 11:21:58,602 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 11:21:58,602 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-12-07 11:21:58,602 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-12-07 11:21:58,602 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 11:21:58,602 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 11:21:58,603 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-12-07 11:21:58,603 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-12-07 11:21:58,607 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true [2019-12-07 11:21:58,608 INFO L796 eck$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 [2019-12-07 11:21:58,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:21:58,611 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-12-07 11:21:58,617 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:21:58,617 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203250465] [2019-12-07 11:21:58,617 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:21:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:21:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:21:58,678 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 11:21:58,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:21:58,679 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-12-07 11:21:58,679 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:21:58,679 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808987964] [2019-12-07 11:21:58,679 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:21:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:21:58,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:21:58,689 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 11:21:58,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:21:58,690 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-12-07 11:21:58,690 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:21:58,690 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571837560] [2019-12-07 11:21:58,690 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:21:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:21:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:21:58,699 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 11:21:58,742 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 11:21:58,743 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 11:21:58,743 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 11:21:58,743 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 11:21:58,743 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 11:21:58,743 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:58,743 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 11:21:58,743 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 11:21:58,743 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2019-12-07 11:21:58,744 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 11:21:58,744 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 11:21:58,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:21:58,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:21:58,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:21:58,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:21:58,865 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 11:21:58,865 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:58,870 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 11:21:58,870 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 11:21:58,876 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 11:21:58,877 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_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:58,881 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 11:21:58,881 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 11:21:58,884 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 11:21:58,884 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_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:58,888 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 11:21:58,888 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:58,897 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 11:21:58,897 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 11:21:59,664 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 11:21:59,666 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 11:21:59,666 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 11:21:59,666 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 11:21:59,666 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 11:21:59,666 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 11:21:59,666 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,666 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 11:21:59,666 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 11:21:59,666 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2019-12-07 11:21:59,666 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 11:21:59,667 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 11:21:59,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:21:59,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:21:59,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:21:59,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:21:59,736 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 11:21:59,739 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 11:21:59,749 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 11:21:59,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 11:21:59,753 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 11:21:59,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 11:21:59,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 11:21:59,770 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:21:59,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 11:21:59,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 11:21:59,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:21:59,779 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 11:21:59,791 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 11:21:59,791 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 11:21:59,794 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:21:59,796 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,801 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:21:59,804 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 11:21:59,805 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 11:21:59,809 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,815 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:21:59,822 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 11:21:59,822 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 11:21:59,835 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,839 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 [2019-12-07 11:21:59,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:21:59,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,841 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:21:59,841 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 11:21:59,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:21:59,843 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,848 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:21:59,851 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 11:21:59,851 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 11:21:59,855 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:21:59,856 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,861 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:21:59,864 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:21:59,864 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:21:59,869 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,873 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 [2019-12-07 11:21:59,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,875 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:21:59,882 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:21:59,882 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:21:59,896 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:21:59,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,902 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:21:59,903 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 11:21:59,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:21:59,905 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,910 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:21:59,913 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:21:59,913 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:21:59,918 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:21:59,919 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,923 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:21:59,926 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 11:21:59,926 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 11:21:59,932 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,938 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:21:59,944 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 11:21:59,944 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 11:21:59,959 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:21:59,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,965 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:21:59,966 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 11:21:59,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:21:59,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:21:59,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,973 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:21:59,975 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 11:21:59,975 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 11:21:59,980 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:21:59,982 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,986 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:21:59,986 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:21:59,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,987 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:21:59,988 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 11:21:59,988 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 11:21:59,993 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:21:59,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:21:59,999 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:21:59,999 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:21:59,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:21:59,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:21:59,999 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:22:00,005 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 11:22:00,006 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 11:22:00,018 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,024 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:00,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:00,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,024 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:22:00,025 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 11:22:00,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:00,027 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,032 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,033 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:00,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,033 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:22:00,035 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 11:22:00,035 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 11:22:00,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:00,041 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,046 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,046 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 11:22:00,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,046 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:00,049 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:00,049 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:00,056 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,062 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,063 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 11:22:00,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,063 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:00,071 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:00,071 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:00,089 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,096 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,096 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 11:22:00,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:00,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,096 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:00,097 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 11:22:00,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:00,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,106 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,106 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 11:22:00,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,106 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:00,109 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:00,109 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:00,117 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:00,118 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,121 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 [2019-12-07 11:22:00,123 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,123 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:00,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,123 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:22:00,126 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 11:22:00,126 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 11:22:00,134 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,141 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,141 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:00,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,141 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:22:00,149 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 11:22:00,149 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 11:22:00,170 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,176 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,177 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:00,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:00,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,177 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:22:00,178 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 11:22:00,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:00,182 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,188 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:00,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,189 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:22:00,192 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 11:22:00,193 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 11:22:00,203 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:00,205 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,212 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:00,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,213 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:00,215 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:00,215 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:00,220 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,240 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:00,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,240 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:00,245 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:00,245 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:00,259 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,266 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,266 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:00,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:00,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,266 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:00,267 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 11:22:00,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:00,269 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,276 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:00,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,277 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:00,280 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:00,280 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:00,286 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:00,287 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,293 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,293 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:00,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,293 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 11:22:00,296 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 11:22:00,296 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 11:22:00,304 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,310 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,310 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:00,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,310 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 11:22:00,317 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 11:22:00,317 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 11:22:00,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,359 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,359 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:00,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:00,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,359 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 11:22:00,360 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 11:22:00,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:00,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:00,369 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:00,369 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:00,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:00,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:00,369 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 11:22:00,372 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 11:22:00,372 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 11:22:00,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:00,380 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-12-07 11:22:00,380 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2019-12-07 11:22:00,380 INFO L796 eck$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 [2019-12-07 11:22:00,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:22:00,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-12-07 11:22:00,381 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:22:00,381 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602885123] [2019-12-07 11:22:00,381 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:22:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:22:00,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:22:00,388 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 11:22:00,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:22:00,388 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-12-07 11:22:00,388 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:22:00,388 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950562845] [2019-12-07 11:22:00,389 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:22:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:22:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:22:00,394 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 11:22:00,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:22:00,394 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-12-07 11:22:00,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:22:00,394 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541787594] [2019-12-07 11:22:00,394 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:22:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:22:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:22:00,406 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 11:22:00,447 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 11:22:00,447 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 11:22:00,447 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 11:22:00,447 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 11:22:00,447 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 11:22:00,448 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,448 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 11:22:00,448 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 11:22:00,448 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2019-12-07 11:22:00,448 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 11:22:00,448 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 11:22:00,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:22:00,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:22:00,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:22:00,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:22:00,512 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 11:22:00,512 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,516 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 11:22:00,516 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 11:22:00,519 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 11:22:00,519 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_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,523 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 11:22:00,524 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 11:22:00,526 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 11:22:00,526 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_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,536 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 11:22:00,536 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 11:22:00,540 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 11:22:00,540 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_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,544 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 11:22:00,544 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:00,550 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 11:22:00,551 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 11:22:12,566 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-12-07 11:22:12,568 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 11:22:12,568 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 11:22:12,568 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 11:22:12,568 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 11:22:12,569 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 11:22:12,569 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,569 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 11:22:12,569 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 11:22:12,569 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2019-12-07 11:22:12,569 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 11:22:12,569 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 11:22:12,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:22:12,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:22:12,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:22:12,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 11:22:12,630 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 11:22:12,630 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 11:22:12,635 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 11:22:12,635 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 11:22:12,638 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:12,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 11:22:12,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 11:22:12,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:12,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 11:22:12,649 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 11:22:12,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 11:22:12,652 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 11:22:12,659 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 11:22:12,659 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 11:22:12,665 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:12,666 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,670 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:22:12,672 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 11:22:12,672 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 11:22:12,676 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:12,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,681 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:22:12,681 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 11:22:12,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:12,682 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,688 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:22:12,689 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 11:22:12,689 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 11:22:12,692 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,699 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:22:12,702 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 11:22:12,702 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 11:22:12,709 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:12,711 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,715 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:12,716 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:12,716 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:12,721 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:12,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,726 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:12,726 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 11:22:12,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:12,727 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,732 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:12,733 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:12,733 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:12,737 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,743 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:12,747 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:12,747 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:12,757 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:12,758 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,763 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:22:12,765 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 11:22:12,765 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 11:22:12,769 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:12,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,775 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:22:12,775 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 11:22:12,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:12,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,782 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:22:12,783 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 11:22:12,783 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 11:22:12,788 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 11:22:12,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,794 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:22:12,800 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 11:22:12,800 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 11:22:12,816 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:12,817 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,821 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:12,821 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:12,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,821 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:22:12,822 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 11:22:12,822 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 11:22:12,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,832 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:12,832 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:12,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:12,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,833 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:22:12,833 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 11:22:12,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:12,835 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,839 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 [2019-12-07 11:22:12,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:12,840 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:12,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,840 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:22:12,841 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 11:22:12,841 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 11:22:12,845 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,850 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:12,850 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:12,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,851 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 11:22:12,854 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 11:22:12,854 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 11:22:12,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:12,865 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:12,870 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 11:22:12,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,870 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:12,871 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:12,872 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:12,877 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,882 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:12,882 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 11:22:12,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:12,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,882 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:12,883 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 11:22:12,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:12,885 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,889 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:12,889 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 11:22:12,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,890 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:12,891 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:12,891 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:12,898 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,903 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:12,903 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 11:22:12,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,903 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:12,907 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:12,907 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:12,927 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:12,928 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,932 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:12,933 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:12,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,933 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:22:12,935 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 11:22:12,935 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 11:22:12,943 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:12,949 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:12,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:12,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,949 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:22:12,950 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 11:22:12,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:12,954 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:12,959 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:12,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,960 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:22:12,962 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 11:22:12,962 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 11:22:12,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:12,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:12,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:12,975 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:12,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:12,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:12,975 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 11:22:12,981 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 11:22:12,981 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 11:22:13,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:13,009 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:13,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:13,023 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:13,023 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:13,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:13,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:13,023 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:13,025 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:13,025 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:13,029 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:13,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:13,033 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:13,033 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:13,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:13,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:13,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:13,034 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:13,034 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 11:22:13,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:13,036 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:13,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:13,040 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:13,040 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:13,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:13,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:13,041 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:13,042 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:13,042 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:13,047 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:13,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:13,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:13,053 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 11:22:13,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:13,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:13,053 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 11:22:13,057 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 11:22:13,057 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 11:22:13,082 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:13,083 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:13,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:13,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:13,087 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:13,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:13,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:13,087 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 11:22:13,089 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 11:22:13,089 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 11:22:13,094 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:13,098 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 [2019-12-07 11:22:13,099 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:13,099 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:13,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 11:22:13,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:13,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:13,100 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 11:22:13,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 11:22:13,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 11:22:13,102 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:13,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:13,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:13,107 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:13,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:13,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:13,108 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 11:22:13,110 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 11:22:13,110 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 11:22:13,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b168b6a-159a-4c85-86ae-7e95f3131a19/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 11:22:13,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 11:22:13,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 11:22:13,122 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 11:22:13,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 11:22:13,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 11:22:13,122 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 11:22:13,127 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 11:22:13,127 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 11:22:13,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 11:22:13,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 11:22:13 BoogieIcfgContainer [2019-12-07 11:22:13,169 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 11:22:13,169 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 11:22:13,169 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 11:22:13,169 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 11:22:13,170 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:21:58" (3/4) ... [2019-12-07 11:22:13,172 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 11:22:13,172 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 11:22:13,173 INFO L168 Benchmark]: Toolchain (without parser) took 14967.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -131.3 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2019-12-07 11:22:13,173 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:22:13,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-07 11:22:13,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.90 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:22:13,174 INFO L168 Benchmark]: Boogie Preprocessor took 12.52 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:22:13,175 INFO L168 Benchmark]: RCFGBuilder took 124.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2019-12-07 11:22:13,175 INFO L168 Benchmark]: BuchiAutomizer took 14626.92 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 43.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -267.5 kB). Peak memory consumption was 252.0 MB. Max. memory is 11.5 GB. [2019-12-07 11:22:13,175 INFO L168 Benchmark]: Witness Printer took 2.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:22:13,177 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 177.69 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.90 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.52 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 124.20 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 14626.92 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 43.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -267.5 kB). Peak memory consumption was 252.0 MB. Max. memory is 11.5 GB. * Witness Printer took 2.68 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 14.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 14.5s. 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: 11ms 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...