./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU --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 5cc55b361d4f01def0eda607149a19c4785fee68e7824d0210bdec8ce7b04371 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 23:04:23,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 23:04:23,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 23:04:23,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 23:04:23,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 23:04:23,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 23:04:23,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 23:04:23,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 23:04:23,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 23:04:23,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 23:04:23,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 23:04:23,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 23:04:23,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 23:04:23,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 23:04:23,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 23:04:23,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 23:04:23,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 23:04:23,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 23:04:23,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 23:04:23,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 23:04:23,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 23:04:23,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 23:04:23,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 23:04:23,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 23:04:23,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 23:04:23,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 23:04:23,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 23:04:23,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 23:04:23,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 23:04:23,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 23:04:23,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 23:04:23,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 23:04:23,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 23:04:23,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 23:04:23,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 23:04:23,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 23:04:23,724 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 23:04:23,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 23:04:23,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 23:04:23,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 23:04:23,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 23:04:23,728 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-02 23:04:23,784 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 23:04:23,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 23:04:23,785 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 23:04:23,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 23:04:23,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 23:04:23,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 23:04:23,788 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 23:04:23,788 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-02 23:04:23,788 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-02 23:04:23,788 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-02 23:04:23,790 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-02 23:04:23,790 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-02 23:04:23,790 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-02 23:04:23,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 23:04:23,791 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-02 23:04:23,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 23:04:23,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 23:04:23,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-02 23:04:23,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-02 23:04:23,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-02 23:04:23,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 23:04:23,793 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-02 23:04:23,793 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 23:04:23,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-02 23:04:23,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 23:04:23,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 23:04:23,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 23:04:23,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 23:04:23,795 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 23:04:23,796 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-02 23:04:23,796 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cc55b361d4f01def0eda607149a19c4785fee68e7824d0210bdec8ce7b04371 [2021-11-02 23:04:24,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 23:04:24,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 23:04:24,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 23:04:24,160 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 23:04:24,161 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 23:04:24,162 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2021-11-02 23:04:24,246 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/data/8b107db17/bb87e750f5744ec997e5d9ae76bdd884/FLAG519d66c4a [2021-11-02 23:04:24,748 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 23:04:24,749 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2021-11-02 23:04:24,764 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/data/8b107db17/bb87e750f5744ec997e5d9ae76bdd884/FLAG519d66c4a [2021-11-02 23:04:25,130 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/data/8b107db17/bb87e750f5744ec997e5d9ae76bdd884 [2021-11-02 23:04:25,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 23:04:25,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 23:04:25,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 23:04:25,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 23:04:25,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 23:04:25,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:04:25" (1/1) ... [2021-11-02 23:04:25,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e2a2dac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25, skipping insertion in model container [2021-11-02 23:04:25,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:04:25" (1/1) ... [2021-11-02 23:04:25,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 23:04:25,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 23:04:25,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:04:25,391 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 23:04:25,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:04:25,463 INFO L208 MainTranslator]: Completed translation [2021-11-02 23:04:25,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25 WrapperNode [2021-11-02 23:04:25,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 23:04:25,465 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 23:04:25,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 23:04:25,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 23:04:25,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25" (1/1) ... [2021-11-02 23:04:25,479 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25" (1/1) ... [2021-11-02 23:04:25,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 23:04:25,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 23:04:25,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 23:04:25,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 23:04:25,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25" (1/1) ... [2021-11-02 23:04:25,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25" (1/1) ... [2021-11-02 23:04:25,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25" (1/1) ... [2021-11-02 23:04:25,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25" (1/1) ... [2021-11-02 23:04:25,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25" (1/1) ... [2021-11-02 23:04:25,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25" (1/1) ... [2021-11-02 23:04:25,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25" (1/1) ... [2021-11-02 23:04:25,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 23:04:25,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 23:04:25,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 23:04:25,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 23:04:25,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25" (1/1) ... [2021-11-02 23:04:25,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:25,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:25,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:25,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-02 23:04:25,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 23:04:25,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 23:04:25,773 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 23:04:25,774 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-02 23:04:25,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:04:25 BoogieIcfgContainer [2021-11-02 23:04:25,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 23:04:25,779 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-02 23:04:25,780 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-02 23:04:25,783 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-02 23:04:25,784 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 23:04:25,784 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 11:04:25" (1/3) ... [2021-11-02 23:04:25,786 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@227696a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 11:04:25, skipping insertion in model container [2021-11-02 23:04:25,786 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 23:04:25,786 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:04:25" (2/3) ... [2021-11-02 23:04:25,786 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@227696a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 11:04:25, skipping insertion in model container [2021-11-02 23:04:25,787 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 23:04:25,787 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:04:25" (3/3) ... [2021-11-02 23:04:25,788 INFO L389 chiAutomizerObserver]: Analyzing ICFG Bangalore_v4.c [2021-11-02 23:04:25,857 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-02 23:04:25,857 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-02 23:04:25,857 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-02 23:04:25,858 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-02 23:04:25,858 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-02 23:04:25,858 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-02 23:04:25,858 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-02 23:04:25,858 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-02 23:04:25,874 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:04:25,894 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-02 23:04:25,894 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:04:25,895 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:04:25,900 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-02 23:04:25,901 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-02 23:04:25,901 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-02 23:04:25,901 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:04:25,902 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-02 23:04:25,903 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 23:04:25,903 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 23:04:25,903 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-02 23:04:25,903 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-02 23:04:25,910 INFO L791 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 3#L16true assume main_~y~0 > main_~x~0; 5#L17-2true [2021-11-02 23:04:25,910 INFO L793 eck$LassoCheckResult]: Loop: 5#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 5#L17-2true [2021-11-02 23:04:25,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:04:25,918 INFO L85 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2021-11-02 23:04:25,930 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:04:25,930 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905336317] [2021-11-02 23:04:25,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:04:25,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:04:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:04:26,027 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:04:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:04:26,060 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:04:26,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:04:26,065 INFO L85 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 1 times [2021-11-02 23:04:26,065 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:04:26,066 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784574675] [2021-11-02 23:04:26,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:04:26,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:04:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:04:26,085 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:04:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:04:26,093 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:04:26,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:04:26,095 INFO L85 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2021-11-02 23:04:26,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:04:26,096 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811940126] [2021-11-02 23:04:26,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:04:26,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:04:26,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:04:26,117 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:04:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:04:26,129 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:04:26,291 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 23:04:26,292 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 23:04:26,292 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 23:04:26,293 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 23:04:26,293 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-02 23:04:26,293 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:26,293 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 23:04:26,293 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 23:04:26,294 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2021-11-02 23:04:26,294 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 23:04:26,294 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 23:04:26,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:04:26,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:04:26,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:04:26,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:04:26,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:04:26,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:04:26,515 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 23:04:26,515 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-02 23:04:26,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:26,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:26,520 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:26,525 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 23:04:26,526 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 23:04:26,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-02 23:04:26,563 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-02 23:04:26,564 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-02 23:04:26,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-11-02 23:04:26,594 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:26,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:26,597 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:26,602 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 23:04:26,603 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 23:04:26,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-02 23:04:26,627 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-02 23:04:26,627 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: [] [2021-11-02 23:04:26,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:26,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:26,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:26,650 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:26,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-02 23:04:26,656 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 23:04:26,656 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 23:04:26,666 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-02 23:04:26,666 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-02 23:04:26,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:26,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:26,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:26,695 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:26,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-02 23:04:26,708 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 23:04:26,708 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 23:04:26,720 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-02 23:04:26,720 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: [] [2021-11-02 23:04:26,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:26,745 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:26,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:26,761 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:26,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-02 23:04:26,764 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-02 23:04:26,765 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 23:04:26,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:26,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:26,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:26,804 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:26,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-02 23:04:26,810 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-02 23:04:26,810 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-02 23:04:26,928 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-02 23:04:26,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:26,935 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 23:04:26,935 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 23:04:26,935 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 23:04:26,935 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 23:04:26,936 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-02 23:04:26,936 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:26,936 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 23:04:26,936 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 23:04:26,936 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2021-11-02 23:04:26,936 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 23:04:26,936 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 23:04:26,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:04:26,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:04:26,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:04:26,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:04:26,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:04:26,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 23:04:27,002 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 23:04:27,007 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-02 23:04:27,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,010 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-02 23:04:27,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:04:27,043 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:04:27,043 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:04:27,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-11-02 23:04:27,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,081 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-02 23:04:27,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:27,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:04:27,092 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:04:27,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:27,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:27,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,124 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-02 23:04:27,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:27,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:04:27,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:04:27,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:27,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:27,171 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,172 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-02 23:04:27,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:27,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:04:27,184 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 23:04:27,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:27,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:27,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,261 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-02 23:04:27,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:04:27,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:04:27,295 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:04:27,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:27,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,360 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-02 23:04:27,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 23:04:27,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:04:27,375 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 23:04:27,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-11-02 23:04:27,425 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-02 23:04:27,426 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,427 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-02 23:04:27,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,438 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 23:04:27,443 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-02 23:04:27,443 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-02 23:04:27,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:27,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,494 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-02 23:04:27,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:27,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,506 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 23:04:27,507 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 23:04:27,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:27,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-11-02 23:04:27,538 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,539 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-02 23:04:27,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:27,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,550 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 23:04:27,551 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 23:04:27,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:27,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-11-02 23:04:27,594 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,595 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-02 23:04:27,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:27,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,608 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 23:04:27,609 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 23:04:27,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:27,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:27,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,636 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-02 23:04:27,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,649 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 23:04:27,656 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-02 23:04:27,657 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-02 23:04:27,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:27,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,734 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,756 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 23:04:27,760 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-02 23:04:27,761 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-02 23:04:27,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-02 23:04:27,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:27,808 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-02 23:04:27,808 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,811 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,840 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:27,845 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-02 23:04:27,845 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-02 23:04:27,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-02 23:04:27,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:27,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,908 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-02 23:04:27,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:27,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,923 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:27,924 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 23:04:27,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:27,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:27,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:27,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:27,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:27,968 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:27,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-02 23:04:27,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:27,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:27,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:27,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:27,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:27,980 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:27,981 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 23:04:27,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:28,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:28,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:28,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:28,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:28,052 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:28,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:28,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:28,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:28,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:28,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:28,066 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:28,067 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 23:04:28,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:28,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-02 23:04:28,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:28,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:28,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:28,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:28,128 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:28,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:28,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:28,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:28,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:28,142 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:28,149 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-02 23:04:28,150 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-02 23:04:28,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-02 23:04:28,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:28,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:28,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:28,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:28,220 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:28,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:28,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:28,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:28,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:28,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:28,251 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-02 23:04:28,252 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-02 23:04:28,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-02 23:04:28,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:28,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:28,361 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-02 23:04:28,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:28,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:28,362 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:28,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-02 23:04:28,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:28,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:28,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:28,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:28,386 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 23:04:28,392 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-02 23:04:28,392 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-02 23:04:28,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:28,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:28,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:28,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:28,446 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:28,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:28,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:28,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:28,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:28,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:28,466 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 23:04:28,476 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 23:04:28,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:28,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-02 23:04:28,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:28,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:28,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:28,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:28,528 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:28,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:28,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:28,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:28,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:28,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:28,545 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 23:04:28,547 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 23:04:28,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:28,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-02 23:04:28,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:28,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:28,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:28,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:28,598 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:28,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:28,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:28,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:28,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:28,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:28,612 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 23:04:28,614 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 23:04:28,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:28,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-02 23:04:28,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:28,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:28,666 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:28,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:28,667 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:28,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:28,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:28,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:28,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:28,679 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 23:04:28,685 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-02 23:04:28,686 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-02 23:04:28,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-02 23:04:28,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:28,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:28,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:28,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:28,745 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:28,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:28,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 23:04:28,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:28,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:28,757 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 23:04:28,761 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-02 23:04:28,761 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-02 23:04:28,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-02 23:04:28,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:28,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:28,811 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-02 23:04:28,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:28,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:28,812 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:28,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:28,826 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:28,827 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 23:04:28,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:28,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:28,827 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 23:04:28,830 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-02 23:04:28,830 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-02 23:04:28,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-02 23:04:28,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:28,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:28,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:28,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:28,887 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:28,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:28,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-02 23:04:28,898 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:28,899 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 23:04:28,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:28,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:28,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:28,899 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 23:04:28,900 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 23:04:28,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:28,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:28,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-11-02 23:04:28,939 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:28,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:28,940 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:28,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-02 23:04:28,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:28,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:28,953 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 23:04:28,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:28,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:28,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:28,953 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 23:04:28,954 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 23:04:28,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:28,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:29,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,008 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,021 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,021 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 23:04:29,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:29,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,022 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 23:04:29,023 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-02 23:04:29,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:29,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-02 23:04:29,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:29,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,084 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,097 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 23:04:29,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,097 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 23:04:29,102 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-02 23:04:29,102 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-02 23:04:29,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-02 23:04:29,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:29,172 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,173 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-02 23:04:29,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,188 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 23:04:29,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,189 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-02 23:04:29,193 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-02 23:04:29,193 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-02 23:04:29,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:29,243 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-02 23:04:29,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,245 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,260 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,260 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 23:04:29,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,260 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:29,265 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-02 23:04:29,265 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-02 23:04:29,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-02 23:04:29,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:29,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,340 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-02 23:04:29,351 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,352 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 23:04:29,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:29,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,352 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:29,353 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 23:04:29,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:29,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:29,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,410 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,432 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,432 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 23:04:29,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:29,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,432 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:29,434 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 23:04:29,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:29,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-02 23:04:29,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-02 23:04:29,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,479 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,496 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,497 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 23:04:29,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:29,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,497 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:29,499 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 23:04:29,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:29,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-02 23:04:29,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:29,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,556 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,570 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,571 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 23:04:29,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,571 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:29,579 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-02 23:04:29,580 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-02 23:04:29,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-02 23:04:29,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-02 23:04:29,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,632 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-02 23:04:29,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,642 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,642 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-02 23:04:29,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,643 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:29,647 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-02 23:04:29,647 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-02 23:04:29,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:29,715 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-02 23:04:29,715 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,716 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,736 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,736 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 23:04:29,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,736 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 23:04:29,742 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-02 23:04:29,742 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-02 23:04:29,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-02 23:04:29,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:29,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,800 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-02 23:04:29,812 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,812 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 23:04:29,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:29,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,813 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 23:04:29,814 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 23:04:29,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:29,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:29,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,879 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-02 23:04:29,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,893 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,893 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 23:04:29,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:29,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,894 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 23:04:29,895 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 23:04:29,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:29,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:29,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:29,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:29,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:29,943 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:29,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-02 23:04:29,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:29,966 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:29,966 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 23:04:29,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:29,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:29,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:29,966 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 23:04:29,969 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-02 23:04:29,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:29,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:30,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,026 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,045 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,045 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 23:04:30,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,045 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 23:04:30,054 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-02 23:04:30,054 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-02 23:04:30,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-02 23:04:30,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-02 23:04:30,101 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,102 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-02 23:04:30,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,112 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,112 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 23:04:30,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,112 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-02 23:04:30,116 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-02 23:04:30,116 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-02 23:04:30,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-02 23:04:30,182 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-02 23:04:30,182 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,183 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,203 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,203 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 23:04:30,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,204 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:30,217 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-02 23:04:30,217 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-02 23:04:30,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-02 23:04:30,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:30,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,301 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,326 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,326 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 23:04:30,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:30,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,327 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:30,327 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 23:04:30,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:30,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-02 23:04:30,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-02 23:04:30,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,354 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-02 23:04:30,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,365 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,365 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 23:04:30,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:30,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,366 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:30,367 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 23:04:30,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:30,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-11-02 23:04:30,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,388 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-02 23:04:30,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,397 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,397 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 23:04:30,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:30,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,398 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:30,398 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-02 23:04:30,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:30,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:30,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,419 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-02 23:04:30,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,431 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,431 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 23:04:30,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,431 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:30,435 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-02 23:04:30,435 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-02 23:04:30,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:30,461 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,462 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-02 23:04:30,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,470 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,471 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-02 23:04:30,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,471 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-02 23:04:30,474 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-02 23:04:30,474 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-02 23:04:30,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-11-02 23:04:30,529 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-02 23:04:30,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,547 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,562 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,563 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 23:04:30,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,563 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 23:04:30,567 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-02 23:04:30,567 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-02 23:04:30,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-02 23:04:30,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:30,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,614 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-02 23:04:30,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,623 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 23:04:30,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:30,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,625 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 23:04:30,626 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:04:30,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:30,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:30,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,652 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-02 23:04:30,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,662 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,662 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 23:04:30,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:30,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,662 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 23:04:30,664 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:04:30,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:30,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-11-02 23:04:30,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,707 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-02 23:04:30,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,716 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,716 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 23:04:30,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 23:04:30,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,717 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 23:04:30,717 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 23:04:30,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 23:04:30,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-11-02 23:04:30,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,745 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-02 23:04:30,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,754 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,754 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 23:04:30,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,755 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 23:04:30,763 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-02 23:04:30,763 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-02 23:04:30,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:30,825 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 23:04:30,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,826 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 23:04:30,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 23:04:30,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-02 23:04:30,844 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-02 23:04:30,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 23:04:30,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 23:04:30,844 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-02 23:04:30,848 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-02 23:04:30,849 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-02 23:04:30,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-02 23:04:30,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 23:04:30,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:30,905 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-02 23:04:30,905 INFO L791 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 3#L16true assume main_~y~0 > main_~x~0; 5#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 5#L17-2true [2021-11-02 23:04:30,905 INFO L793 eck$LassoCheckResult]: Loop: 5#L17-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0; 5#L17-2true [2021-11-02 23:04:30,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:04:30,906 INFO L85 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 2 times [2021-11-02 23:04:30,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:04:30,906 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072250414] [2021-11-02 23:04:30,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:04:30,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:04:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:04:30,913 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:04:30,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:04:30,919 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:04:30,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:04:30,920 INFO L85 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 2 times [2021-11-02 23:04:30,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:04:30,921 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924287518] [2021-11-02 23:04:30,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:04:30,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:04:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:04:30,925 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 23:04:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 23:04:30,928 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 23:04:30,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:04:30,929 INFO L85 PathProgramCache]: Analyzing trace with hash 957572, now seen corresponding path program 3 times [2021-11-02 23:04:30,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:04:30,929 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743245901] [2021-11-02 23:04:30,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:04:30,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:04:30,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:04:30,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:04:30,983 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:04:30,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743245901] [2021-11-02 23:04:30,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743245901] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:04:30,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [503378968] [2021-11-02 23:04:30,984 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-02 23:04:30,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:04:30,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:04:30,992 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:04:31,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2021-11-02 23:04:31,034 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-02 23:04:31,035 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-02 23:04:31,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-02 23:04:31,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:04:31,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:04:31,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [503378968] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:04:31,097 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:04:31,097 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-11-02 23:04:31,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803334637] [2021-11-02 23:04:31,141 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:04:31,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-02 23:04:31,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-02 23:04:31,158 INFO L87 Difference]: Start difference. First operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:04:31,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:04:31,194 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2021-11-02 23:04:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-02 23:04:31,197 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 12 transitions. [2021-11-02 23:04:31,199 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-02 23:04:31,202 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2021-11-02 23:04:31,203 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-02 23:04:31,203 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-02 23:04:31,203 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-02 23:04:31,204 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 23:04:31,204 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 23:04:31,204 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 23:04:31,204 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 23:04:31,204 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-02 23:04:31,204 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-02 23:04:31,205 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-02 23:04:31,205 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-02 23:04:31,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 11:04:31 BoogieIcfgContainer [2021-11-02 23:04:31,209 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-02 23:04:31,210 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 23:04:31,211 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 23:04:31,211 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 23:04:31,211 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:04:25" (3/4) ... [2021-11-02 23:04:31,214 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-02 23:04:31,214 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 23:04:31,216 INFO L168 Benchmark]: Toolchain (without parser) took 6079.93 ms. Allocated memory was 98.6 MB in the beginning and 138.4 MB in the end (delta: 39.8 MB). Free memory was 66.1 MB in the beginning and 83.7 MB in the end (delta: -17.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. [2021-11-02 23:04:31,219 INFO L168 Benchmark]: CDTParser took 1.05 ms. Allocated memory is still 98.6 MB. Free memory was 51.4 MB in the beginning and 51.3 MB in the end (delta: 50.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:04:31,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.60 ms. Allocated memory is still 98.6 MB. Free memory was 65.9 MB in the beginning and 76.2 MB in the end (delta: -10.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-02 23:04:31,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.99 ms. Allocated memory is still 98.6 MB. Free memory was 76.2 MB in the beginning and 75.0 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:04:31,221 INFO L168 Benchmark]: Boogie Preprocessor took 19.82 ms. Allocated memory is still 98.6 MB. Free memory was 75.0 MB in the beginning and 74.0 MB in the end (delta: 986.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:04:31,221 INFO L168 Benchmark]: RCFGBuilder took 254.31 ms. Allocated memory is still 98.6 MB. Free memory was 74.0 MB in the beginning and 66.5 MB in the end (delta: 7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-02 23:04:31,222 INFO L168 Benchmark]: BuchiAutomizer took 5430.58 ms. Allocated memory was 98.6 MB in the beginning and 138.4 MB in the end (delta: 39.8 MB). Free memory was 66.5 MB in the beginning and 84.0 MB in the end (delta: -17.4 MB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. [2021-11-02 23:04:31,222 INFO L168 Benchmark]: Witness Printer took 4.09 ms. Allocated memory is still 138.4 MB. Free memory was 84.0 MB in the beginning and 83.7 MB in the end (delta: 250.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:04:31,225 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05 ms. Allocated memory is still 98.6 MB. Free memory was 51.4 MB in the beginning and 51.3 MB in the end (delta: 50.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 323.60 ms. Allocated memory is still 98.6 MB. Free memory was 65.9 MB in the beginning and 76.2 MB in the end (delta: -10.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 36.99 ms. Allocated memory is still 98.6 MB. Free memory was 76.2 MB in the beginning and 75.0 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.82 ms. Allocated memory is still 98.6 MB. Free memory was 75.0 MB in the beginning and 74.0 MB in the end (delta: 986.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 254.31 ms. Allocated memory is still 98.6 MB. Free memory was 74.0 MB in the beginning and 66.5 MB in the end (delta: 7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5430.58 ms. Allocated memory was 98.6 MB in the beginning and 138.4 MB in the end (delta: 39.8 MB). Free memory was 66.5 MB in the beginning and 84.0 MB in the end (delta: -17.4 MB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. * Witness Printer took 4.09 ms. Allocated memory is still 138.4 MB. Free memory was 84.0 MB in the beginning and 83.7 MB in the end (delta: 250.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 5.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9 SDtfs, 7 SDslu, 6 SDs, 0 SdLazy, 8 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-02 23:04:31,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Forceful destruction successful, exit code 0 [2021-11-02 23:04:31,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_648df67d-ca3e-44c2-9f0d-98a4c96c655d/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE