./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-bwb/parity0.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-bwb/parity0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN --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 1708189d114fc991c7d8cbd3a7ecd0f04bc3d73251a9b81e9ba9fc25d8cf6990 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:30:46,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:30:46,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:30:46,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:30:46,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:30:46,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:30:46,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:30:46,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:30:46,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:30:46,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:30:46,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:30:46,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:30:46,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:30:46,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:30:46,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:30:46,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:30:46,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:30:46,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:30:46,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:30:46,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:30:46,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:30:46,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:30:46,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:30:46,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:30:46,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:30:46,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:30:46,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:30:46,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:30:46,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:30:46,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:30:46,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:30:46,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:30:46,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:30:46,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:30:46,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:30:46,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:30:46,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:30:46,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:30:46,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:30:46,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:30:46,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:30:46,701 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-20 10:30:46,740 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:30:46,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:30:46,740 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:30:46,741 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:30:46,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:30:46,752 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:30:46,752 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:30:46,753 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 10:30:46,753 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 10:30:46,753 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 10:30:46,754 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 10:30:46,754 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 10:30:46,755 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 10:30:46,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:30:46,755 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:30:46,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:30:46,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:30:46,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 10:30:46,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 10:30:46,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 10:30:46,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:30:46,756 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 10:30:46,757 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:30:46,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 10:30:46,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:30:46,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:30:46,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:30:46,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:30:46,760 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 10:30:46,761 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_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1708189d114fc991c7d8cbd3a7ecd0f04bc3d73251a9b81e9ba9fc25d8cf6990 [2022-11-20 10:30:47,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:30:47,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:30:47,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:30:47,097 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:30:47,098 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:30:47,099 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/termination-bwb/parity0.i [2022-11-20 10:30:50,253 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:30:50,485 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:30:50,485 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/sv-benchmarks/c/termination-bwb/parity0.i [2022-11-20 10:30:50,492 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/data/c5ee005bf/e46e59d052ed4186b2f0fd0ca2e31b79/FLAG876086710 [2022-11-20 10:30:50,521 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/data/c5ee005bf/e46e59d052ed4186b2f0fd0ca2e31b79 [2022-11-20 10:30:50,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:30:50,526 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:30:50,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:30:50,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:30:50,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:30:50,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69d05c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50, skipping insertion in model container [2022-11-20 10:30:50,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:30:50,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:30:50,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:30:50,765 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:30:50,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:30:50,795 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:30:50,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50 WrapperNode [2022-11-20 10:30:50,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:30:50,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:30:50,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:30:50,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:30:50,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,834 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 32 [2022-11-20 10:30:50,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:30:50,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:30:50,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:30:50,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:30:50,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,867 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:30:50,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:30:50,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:30:50,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:30:50,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50" (1/1) ... [2022-11-20 10:30:50,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:50,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:50,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:50,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 10:30:50,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:30:50,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:30:51,046 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:30:51,049 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:30:51,202 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:30:51,212 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:30:51,213 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 10:30:51,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:30:51 BoogieIcfgContainer [2022-11-20 10:30:51,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:30:51,219 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 10:30:51,219 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 10:30:51,223 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 10:30:51,224 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:30:51,224 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 10:30:50" (1/3) ... [2022-11-20 10:30:51,227 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2197469a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:30:51, skipping insertion in model container [2022-11-20 10:30:51,228 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:30:51,228 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:30:50" (2/3) ... [2022-11-20 10:30:51,229 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2197469a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:30:51, skipping insertion in model container [2022-11-20 10:30:51,229 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:30:51,229 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:30:51" (3/3) ... [2022-11-20 10:30:51,231 INFO L332 chiAutomizerObserver]: Analyzing ICFG parity0.i [2022-11-20 10:30:51,336 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 10:30:51,336 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 10:30:51,336 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 10:30:51,337 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 10:30:51,337 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 10:30:51,338 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 10:30:51,338 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 10:30:51,338 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 10:30:51,345 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 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) [2022-11-20 10:30:51,368 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:30:51,368 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:30:51,369 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:30:51,374 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 10:30:51,375 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-20 10:30:51,375 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 10:30:51,375 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 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) [2022-11-20 10:30:51,377 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:30:51,377 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:30:51,378 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:30:51,378 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 10:30:51,379 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-20 10:30:51,388 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;~v~0 := 0;~y~0 := 0;~parity~0 := 0; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~z~0#1.base, main_~z~0#1.offset;havoc main_~z~0#1.base, main_~z~0#1.offset;main_~z~0#1.base, main_~z~0#1.offset := 0, 0;~parity~0 := 0;~y~0 := main_#t~nondet0#1;havoc main_#t~nondet0#1;~v~0 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 6#L13-2true [2022-11-20 10:30:51,389 INFO L750 eck$LassoCheckResult]: Loop: 6#L13-2true assume !!(~v~0 > 0);~parity~0 := 1 - ~parity~0; 2#L16true assume 0 == ~v~0 || 0 == ~v~0 - 1;main_#t~nondet2#1 := 0; 10#L16-4true ~v~0 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 6#L13-2true [2022-11-20 10:30:51,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:30:51,402 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-20 10:30:51,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:30:51,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982999015] [2022-11-20 10:30:51,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:30:51,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:30:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:51,545 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:30:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:51,567 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:30:51,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:30:51,571 INFO L85 PathProgramCache]: Analyzing trace with hash 40819, now seen corresponding path program 1 times [2022-11-20 10:30:51,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:30:51,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341848336] [2022-11-20 10:30:51,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:30:51,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:30:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:51,585 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:30:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:51,591 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:30:51,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:30:51,593 INFO L85 PathProgramCache]: Analyzing trace with hash 28699761, now seen corresponding path program 1 times [2022-11-20 10:30:51,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:30:51,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702449559] [2022-11-20 10:30:51,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:30:51,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:30:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:51,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:30:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:51,611 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:30:51,735 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:30:51,736 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:30:51,736 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:30:51,736 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:30:51,736 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:30:51,736 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:51,737 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:30:51,737 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:30:51,737 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity0.i_Iteration1_Loop [2022-11-20 10:30:51,737 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:30:51,737 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:30:51,768 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:51,803 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:51,807 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:51,884 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:30:51,885 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:30:51,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:51,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:51,897 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:51,900 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:30:51,900 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:30:51,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 10:30:51,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:51,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:51,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:51,943 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:51,955 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:30:51,955 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:30:51,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 10:30:52,028 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:30:52,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:52,038 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:30:52,038 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:30:52,038 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:30:52,038 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:30:52,038 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:30:52,038 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:52,038 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:30:52,039 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:30:52,039 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity0.i_Iteration1_Loop [2022-11-20 10:30:52,039 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:30:52,039 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:30:52,041 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:52,046 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:52,053 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:52,090 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:30:52,095 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:30:52,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:52,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:52,098 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:52,115 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 [2022-11-20 10:30:52,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 10:30:52,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:52,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:52,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:52,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:52,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:52,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:30:52,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:52,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:52,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:52,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:52,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:52,170 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:52,179 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 [2022-11-20 10:30:52,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 10:30:52,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:52,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:52,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:52,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:52,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:52,197 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:30:52,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:52,222 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:30:52,230 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-20 10:30:52,230 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-20 10:30:52,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:52,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:52,277 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:52,280 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:30:52,280 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 10:30:52,280 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:30:52,281 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~v~0) = 1*~v~0 Supporting invariants [] [2022-11-20 10:30:52,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 10:30:52,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:52,296 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 10:30:52,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:30:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:30:52,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:30:52,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:30:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:30:52,366 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:30:52,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:30:52,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:30:52,475 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-20 10:30:52,477 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 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, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-11-20 10:30:52,599 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 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, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Result 41 states and 63 transitions. Complement of second has 11 states. [2022-11-20 10:30:52,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2022-11-20 10:30:52,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-11-20 10:30:52,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 39 transitions. [2022-11-20 10:30:52,622 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 39 transitions. Stem has 2 letters. Loop has 3 letters. [2022-11-20 10:30:52,623 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:30:52,624 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 39 transitions. Stem has 5 letters. Loop has 3 letters. [2022-11-20 10:30:52,624 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:30:52,624 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 39 transitions. Stem has 2 letters. Loop has 6 letters. [2022-11-20 10:30:52,624 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:30:52,625 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 63 transitions. [2022-11-20 10:30:52,628 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:30:52,632 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 19 states and 23 transitions. [2022-11-20 10:30:52,633 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 10:30:52,634 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-20 10:30:52,635 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 23 transitions. [2022-11-20 10:30:52,635 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:30:52,635 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-11-20 10:30:52,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 23 transitions. [2022-11-20 10:30:52,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 13. [2022-11-20 10:30:52,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 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) [2022-11-20 10:30:52,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2022-11-20 10:30:52,668 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-11-20 10:30:52,668 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-11-20 10:30:52,668 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 10:30:52,669 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 16 transitions. [2022-11-20 10:30:52,669 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:30:52,669 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:30:52,670 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:30:52,670 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-20 10:30:52,670 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-20 10:30:52,670 INFO L748 eck$LassoCheckResult]: Stem: 107#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;~v~0 := 0;~y~0 := 0;~parity~0 := 0; 108#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~z~0#1.base, main_~z~0#1.offset;havoc main_~z~0#1.base, main_~z~0#1.offset;main_~z~0#1.base, main_~z~0#1.offset := 0, 0;~parity~0 := 0;~y~0 := main_#t~nondet0#1;havoc main_#t~nondet0#1;~v~0 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 114#L13-2 assume !!(~v~0 > 0);~parity~0 := 1 - ~parity~0; 102#L16 [2022-11-20 10:30:52,671 INFO L750 eck$LassoCheckResult]: Loop: 102#L16 assume !(0 == ~v~0 || 0 == ~v~0 - 1); 103#L16-2 assume !(~v~0 == ~v~0 - 1);main_#t~nondet2#1 := ~bitwiseAnd(~v~0, ~v~0 - 1);assume (~v~0 < 0 || ~v~0 - 1 < 0) || (main_#t~nondet2#1 <= ~v~0 && main_#t~nondet2#1 <= ~v~0 - 1);assume (~v~0 < 0 && ~v~0 - 1 < 0) || main_#t~nondet2#1 >= 0;assume (~v~0 >= 0 && ~v~0 - 1 >= 0) || main_#t~nondet2#1 > ~v~0 + (~v~0 - 1); 111#L16-4 ~v~0 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 109#L13-2 assume !!(~v~0 > 0);~parity~0 := 1 - ~parity~0; 102#L16 [2022-11-20 10:30:52,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:30:52,672 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-11-20 10:30:52,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:30:52,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113405194] [2022-11-20 10:30:52,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:30:52,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:30:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:52,680 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:30:52,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:52,687 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:30:52,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:30:52,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1421082, now seen corresponding path program 1 times [2022-11-20 10:30:52,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:30:52,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568837800] [2022-11-20 10:30:52,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:30:52,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:30:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:52,713 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:30:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:52,729 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:30:52,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:30:52,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1810724929, now seen corresponding path program 1 times [2022-11-20 10:30:52,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:30:52,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972645784] [2022-11-20 10:30:52,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:30:52,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:30:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:52,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:30:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:52,750 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:30:52,820 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:30:52,821 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:30:52,821 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:30:52,821 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:30:52,821 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:30:52,822 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:52,822 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:30:52,822 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:30:52,822 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity0.i_Iteration2_Loop [2022-11-20 10:30:52,822 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:30:52,823 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:30:52,824 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:52,834 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:52,837 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:52,876 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:30:52,876 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:30:52,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:52,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:52,878 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:52,887 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:30:52,887 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:30:52,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 10:30:52,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:52,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:52,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:52,934 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:52,949 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:30:52,949 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:30:52,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 10:30:53,034 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:30:53,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,043 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:30:53,043 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:30:53,043 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:30:53,044 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:30:53,044 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:30:53,044 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,044 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:30:53,044 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:30:53,044 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity0.i_Iteration2_Loop [2022-11-20 10:30:53,044 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:30:53,044 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:30:53,046 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:53,057 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:53,061 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:53,108 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:30:53,108 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:30:53,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,111 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,119 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 [2022-11-20 10:30:53,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:53,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,132 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:53,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:53,134 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:53,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 10:30:53,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,160 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 10:30:53,165 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 [2022-11-20 10:30:53,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:53,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:53,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:53,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:30:53,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,206 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,215 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 [2022-11-20 10:30:53,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 10:30:53,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:53,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:53,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:53,228 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:30:53,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,247 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:30:53,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,248 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 10:30:53,255 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 [2022-11-20 10:30:53,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:53,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,268 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:53,268 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:53,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:30:53,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,296 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 10:30:53,298 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 [2022-11-20 10:30:53,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:53,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:53,309 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:53,311 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:53,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,326 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,335 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 [2022-11-20 10:30:53,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:53,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:53,349 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:53,352 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:53,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 10:30:53,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,375 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:30:53,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,377 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,391 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 [2022-11-20 10:30:53,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:53,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,406 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:53,406 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:53,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 10:30:53,416 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:30:53,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,449 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,453 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 [2022-11-20 10:30:53,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 10:30:53,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:53,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:53,466 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:53,468 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:53,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,507 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 10:30:53,518 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 [2022-11-20 10:30:53,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:53,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:53,529 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:53,531 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:53,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,542 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:30:53,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,543 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 10:30:53,546 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 [2022-11-20 10:30:53,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:53,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,557 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:53,557 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:53,561 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-20 10:30:53,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,607 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 10:30:53,614 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 [2022-11-20 10:30:53,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:53,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:53,627 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:53,635 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:53,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,667 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,685 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 [2022-11-20 10:30:53,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:53,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:53,699 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:53,700 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:53,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 10:30:53,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,734 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:30:53,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,735 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 10:30:53,743 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 [2022-11-20 10:30:53,756 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:53,756 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:53,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,756 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:53,757 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:53,760 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:30:53,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,792 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,798 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 [2022-11-20 10:30:53,811 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:53,811 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:53,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:53,812 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:53,814 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:53,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 10:30:53,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,841 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,845 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 [2022-11-20 10:30:53,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 10:30:53,857 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:53,858 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:53,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:53,858 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:53,860 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:53,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,886 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:30:53,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,888 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,895 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 [2022-11-20 10:30:53,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:53,908 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:30:53,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,908 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:53,909 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:53,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 10:30:53,914 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:30:53,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,943 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,950 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 [2022-11-20 10:30:53,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:53,964 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:30:53,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:53,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:53,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:53,964 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:53,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 10:30:53,967 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:53,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:53,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:53,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:53,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:53,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:53,991 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:53,999 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 [2022-11-20 10:30:54,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 10:30:54,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:54,012 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:30:54,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:54,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:54,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:54,013 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:54,015 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:54,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:54,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:54,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:54,037 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:30:54,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:54,039 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:54,044 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 [2022-11-20 10:30:54,057 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:54,057 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:30:54,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:54,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:54,058 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:54,058 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:54,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 10:30:54,067 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-20 10:30:54,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:54,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:54,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:54,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:54,107 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:54,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 10:30:54,113 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 [2022-11-20 10:30:54,128 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:54,129 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:30:54,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:54,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:54,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:54,129 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:54,143 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:54,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:54,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:54,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:54,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:54,174 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:54,178 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 [2022-11-20 10:30:54,191 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:54,192 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:30:54,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:54,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:54,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:54,192 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:54,195 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:54,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:54,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-20 10:30:54,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:54,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:54,215 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:30:54,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:54,217 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:54,221 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 [2022-11-20 10:30:54,234 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:54,234 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:54,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:54,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:54,234 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:54,234 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:54,239 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:30:54,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:54,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-20 10:30:54,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:54,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:54,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:54,272 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:54,277 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 [2022-11-20 10:30:54,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:54,289 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:54,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:54,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:54,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:54,290 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:54,291 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:54,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:54,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 10:30:54,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:54,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:54,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:54,315 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:54,320 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 [2022-11-20 10:30:54,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 10:30:54,333 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:54,333 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:54,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:54,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:54,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:54,333 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:54,335 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:54,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:54,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:54,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:54,358 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:30:54,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:54,360 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:54,364 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 [2022-11-20 10:30:54,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 10:30:54,377 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:54,378 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:30:54,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:54,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:54,378 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:54,378 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:30:54,382 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:30:54,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:54,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:54,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:54,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:54,419 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:54,423 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 [2022-11-20 10:30:54,436 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:54,436 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:30:54,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:54,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:54,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:54,437 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:30:54,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 10:30:54,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:30:54,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:54,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:54,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:54,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:54,463 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:54,467 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 [2022-11-20 10:30:54,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 10:30:54,480 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:54,480 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:30:54,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:54,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:54,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:54,481 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:30:54,484 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:30:54,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:54,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:54,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:54,567 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:30:54,567 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:30:54,567 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:30:54,567 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:30:54,567 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:30:54,567 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,567 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:30:54,567 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:30:54,567 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity0.i_Iteration2_Lasso [2022-11-20 10:30:54,568 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:30:54,568 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:30:54,571 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,574 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,579 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,583 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,594 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,599 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,602 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,608 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,699 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:30:54,699 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:30:54,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:54,701 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:54,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 10:30:54,704 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:30:54,704 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:30:54,739 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:30:54,739 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~y~0=0} Honda state: {~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:30:54,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:54,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:54,749 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:54,755 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:30:54,755 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:30:54,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 10:30:54,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:54,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:54,797 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:54,803 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:30:54,803 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:30:54,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 10:30:54,871 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:30:54,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-20 10:30:54,874 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:30:54,875 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:30:54,875 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:30:54,875 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:30:54,875 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:30:54,875 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:54,875 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:30:54,875 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:30:54,875 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity0.i_Iteration2_Lasso [2022-11-20 10:30:54,875 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:30:54,875 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:30:54,877 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,891 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,895 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,898 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,913 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,917 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,921 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:54,925 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:55,025 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:30:55,026 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:30:55,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,027 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,036 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 [2022-11-20 10:30:55,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:55,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 10:30:55,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:30:55,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:30:55,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,080 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,090 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 [2022-11-20 10:30:55,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:55,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:55,104 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:30:55,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:55,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 10:30:55,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,131 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,138 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 [2022-11-20 10:30:55,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:55,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 10:30:55,153 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:30:55,153 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:30:55,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,179 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 10:30:55,187 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 [2022-11-20 10:30:55,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,199 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:55,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:55,205 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-20 10:30:55,205 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:30:55,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,228 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,233 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 [2022-11-20 10:30:55,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:55,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:55,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 10:30:55,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:30:55,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:55,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,267 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,272 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 [2022-11-20 10:30:55,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:55,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:55,286 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:30:55,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:55,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-20 10:30:55,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,307 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,312 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 [2022-11-20 10:30:55,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:55,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:30:55,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:30:55,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-20 10:30:55,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,359 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-20 10:30:55,362 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 [2022-11-20 10:30:55,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:55,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:55,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:30:55,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:55,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,382 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 10:30:55,385 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 [2022-11-20 10:30:55,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:55,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:55,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:30:55,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:55,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-20 10:30:55,412 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:30:55,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,413 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 10:30:55,436 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 [2022-11-20 10:30:55,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,447 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:55,451 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:30:55,452 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:30:55,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,468 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,479 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 [2022-11-20 10:30:55,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:55,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,492 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:55,492 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:55,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:55,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 10:30:55,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,515 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,523 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 [2022-11-20 10:30:55,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 10:30:55,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,536 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:55,538 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:30:55,538 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:30:55,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,556 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,559 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 [2022-11-20 10:30:55,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 10:30:55,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,572 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:55,573 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:55,580 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-20 10:30:55,580 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:30:55,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,611 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,615 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 [2022-11-20 10:30:55,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:55,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,628 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:55,629 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:55,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:55,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 10:30:55,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,655 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,659 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 [2022-11-20 10:30:55,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:55,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,672 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:55,672 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:55,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:55,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 10:30:55,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,690 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,693 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 [2022-11-20 10:30:55,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,706 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:55,709 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:30:55,709 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:30:55,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 10:30:55,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,739 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,743 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 [2022-11-20 10:30:55,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:55,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,760 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:55,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 10:30:55,761 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:55,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:55,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,783 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,787 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 [2022-11-20 10:30:55,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 10:30:55,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:55,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,800 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:55,800 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:55,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:55,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,829 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:30:55,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,831 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,835 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 [2022-11-20 10:30:55,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,848 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:55,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 10:30:55,852 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:30:55,852 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:30:55,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,875 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,879 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 [2022-11-20 10:30:55,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 10:30:55,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:55,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,892 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:55,893 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:55,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:55,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,915 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,923 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 [2022-11-20 10:30:55,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 10:30:55,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:55,936 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:55,939 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:30:55,939 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:30:55,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:55,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:55,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:55,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:55,957 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:55,960 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 [2022-11-20 10:30:55,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:55,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:55,974 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:55,974 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:55,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-20 10:30:55,983 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-11-20 10:30:55,983 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-20 10:30:56,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,027 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,031 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 [2022-11-20 10:30:56,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:56,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,044 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:56,044 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:56,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:56,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-20 10:30:56,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,060 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,063 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 [2022-11-20 10:30:56,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:56,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,077 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:56,077 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:56,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:56,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-20 10:30:56,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,099 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,103 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 [2022-11-20 10:30:56,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-20 10:30:56,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,116 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:56,120 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:30:56,120 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:30:56,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,146 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,149 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 [2022-11-20 10:30:56,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-20 10:30:56,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:56,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,163 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:56,164 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:56,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:56,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,183 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,187 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 [2022-11-20 10:30:56,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-20 10:30:56,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:56,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,202 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:56,203 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:56,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:56,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,222 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:30:56,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,223 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,228 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 [2022-11-20 10:30:56,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,241 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:56,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-20 10:30:56,246 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:30:56,246 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:30:56,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,266 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,270 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 [2022-11-20 10:30:56,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-20 10:30:56,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:56,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,283 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:56,284 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:56,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:56,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,313 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,317 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 [2022-11-20 10:30:56,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-20 10:30:56,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,332 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:56,337 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:30:56,337 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:30:56,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,363 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,367 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 [2022-11-20 10:30:56,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-20 10:30:56,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,380 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:56,380 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:56,391 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-11-20 10:30:56,392 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-11-20 10:30:56,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,431 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,435 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 [2022-11-20 10:30:56,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:56,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,448 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:56,449 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:56,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:56,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-20 10:30:56,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,464 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,467 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 [2022-11-20 10:30:56,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:56,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,481 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:56,482 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:56,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:56,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-20 10:30:56,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,502 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,506 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 [2022-11-20 10:30:56,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,519 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:56,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-20 10:30:56,523 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 10:30:56,523 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 10:30:56,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,547 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,550 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 [2022-11-20 10:30:56,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:56,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,563 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:56,564 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:56,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:56,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-20 10:30:56,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,587 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,590 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 [2022-11-20 10:30:56,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:56,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:56,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,603 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:56,604 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:56,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:56,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-20 10:30:56,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-11-20 10:30:56,616 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:30:56,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,617 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-20 10:30:56,620 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 [2022-11-20 10:30:56,630 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:56,630 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:56,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,630 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:56,638 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:30:56,638 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:30:56,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,675 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,682 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 [2022-11-20 10:30:56,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-20 10:30:56,696 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:56,696 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:56,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:56,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,697 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:56,698 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:56,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:56,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,713 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,719 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 [2022-11-20 10:30:56,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:56,732 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:56,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:56,732 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:56,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-20 10:30:56,736 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 10:30:56,737 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 10:30:56,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:56,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,760 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,765 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 [2022-11-20 10:30:56,777 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:56,777 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:56,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:56,778 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:56,778 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:56,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-20 10:30:56,785 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-20 10:30:56,785 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 10:30:56,813 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:30:56,855 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-11-20 10:30:56,855 INFO L444 ModelExtractionUtils]: 4 out of 18 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-11-20 10:30:56,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:56,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:56,857 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:56,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-20 10:30:56,864 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:30:56,897 INFO L438 nArgumentSynthesizer]: Removed 5 redundant supporting invariants from a total of 6. [2022-11-20 10:30:56,898 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:30:56,898 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*~v~0 f1 = 1 Supporting invariants [1*~v~0 >= 0] [2022-11-20 10:30:56,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:56,913 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2022-11-20 10:30:56,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:30:56,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:30:56,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 10:30:56,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:30:56,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:30:56,992 WARN L261 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 10:30:56,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:30:57,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:57,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:30:57,238 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-11-20 10:30:57,238 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) [2022-11-20 10:30:57,433 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) Result 32 states and 40 transitions. Complement of second has 10 states. [2022-11-20 10:30:57,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 2 accepting loop states [2022-11-20 10:30:57,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) [2022-11-20 10:30:57,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 10 transitions. [2022-11-20 10:30:57,435 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 10 transitions. Stem has 3 letters. Loop has 4 letters. [2022-11-20 10:30:57,435 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:30:57,436 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 10 transitions. Stem has 7 letters. Loop has 4 letters. [2022-11-20 10:30:57,436 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:30:57,436 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 10 transitions. Stem has 3 letters. Loop has 8 letters. [2022-11-20 10:30:57,436 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:30:57,437 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 40 transitions. [2022-11-20 10:30:57,438 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:30:57,439 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 20 states and 24 transitions. [2022-11-20 10:30:57,439 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2022-11-20 10:30:57,439 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-11-20 10:30:57,440 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 24 transitions. [2022-11-20 10:30:57,440 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:30:57,440 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-11-20 10:30:57,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 24 transitions. [2022-11-20 10:30:57,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2022-11-20 10:30:57,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 18 states have internal predecessors, (23), 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) [2022-11-20 10:30:57,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2022-11-20 10:30:57,443 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-11-20 10:30:57,443 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-11-20 10:30:57,443 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 10:30:57,443 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 23 transitions. [2022-11-20 10:30:57,445 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:30:57,445 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:30:57,445 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:30:57,446 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1] [2022-11-20 10:30:57,447 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-20 10:30:57,447 INFO L748 eck$LassoCheckResult]: Stem: 217#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;~v~0 := 0;~y~0 := 0;~parity~0 := 0; 218#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~z~0#1.base, main_~z~0#1.offset;havoc main_~z~0#1.base, main_~z~0#1.offset;main_~z~0#1.base, main_~z~0#1.offset := 0, 0;~parity~0 := 0;~y~0 := main_#t~nondet0#1;havoc main_#t~nondet0#1;~v~0 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 219#L13-2 assume !!(~v~0 > 0);~parity~0 := 1 - ~parity~0; 220#L16 assume 0 == ~v~0 || 0 == ~v~0 - 1;main_#t~nondet2#1 := 0; 216#L16-4 ~v~0 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 228#L13-2 assume !!(~v~0 > 0);~parity~0 := 1 - ~parity~0; 213#L16 [2022-11-20 10:30:57,447 INFO L750 eck$LassoCheckResult]: Loop: 213#L16 assume !(0 == ~v~0 || 0 == ~v~0 - 1); 214#L16-2 assume !(~v~0 == ~v~0 - 1);main_#t~nondet2#1 := ~bitwiseAnd(~v~0, ~v~0 - 1);assume (~v~0 < 0 || ~v~0 - 1 < 0) || (main_#t~nondet2#1 <= ~v~0 && main_#t~nondet2#1 <= ~v~0 - 1);assume (~v~0 < 0 && ~v~0 - 1 < 0) || main_#t~nondet2#1 >= 0;assume (~v~0 >= 0 && ~v~0 - 1 >= 0) || main_#t~nondet2#1 > ~v~0 + (~v~0 - 1); 223#L16-4 ~v~0 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 226#L13-2 assume !!(~v~0 > 0);~parity~0 := 1 - ~parity~0; 213#L16 [2022-11-20 10:30:57,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:30:57,448 INFO L85 PathProgramCache]: Analyzing trace with hash 889692602, now seen corresponding path program 2 times [2022-11-20 10:30:57,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:30:57,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249116087] [2022-11-20 10:30:57,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:30:57,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:30:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:30:57,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:30:57,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:30:57,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249116087] [2022-11-20 10:30:57,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249116087] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:30:57,567 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:30:57,568 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:30:57,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684170283] [2022-11-20 10:30:57,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:30:57,571 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:30:57,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:30:57,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1421082, now seen corresponding path program 2 times [2022-11-20 10:30:57,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:30:57,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615143740] [2022-11-20 10:30:57,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:30:57,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:30:57,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:57,578 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:30:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:30:57,584 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:30:57,647 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:30:57,648 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:30:57,648 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:30:57,648 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:30:57,648 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:30:57,648 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:57,649 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:30:57,649 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:30:57,649 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity0.i_Iteration3_Loop [2022-11-20 10:30:57,649 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:30:57,649 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:30:57,650 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:57,654 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:57,657 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:57,725 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:30:57,725 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:30:57,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:57,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:57,731 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:57,733 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:30:57,733 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:30:57,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-20 10:30:57,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:57,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:57,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:57,767 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:57,770 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:30:57,770 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:30:57,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-20 10:30:57,837 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:30:57,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-11-20 10:30:57,840 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:30:57,840 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:30:57,840 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:30:57,840 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:30:57,840 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:30:57,841 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:57,841 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:30:57,841 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:30:57,841 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity0.i_Iteration3_Loop [2022-11-20 10:30:57,841 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:30:57,841 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:30:57,842 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:57,851 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:57,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:30:57,928 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:30:57,928 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:30:57,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:57,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:57,931 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:57,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-20 10:30:57,937 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 [2022-11-20 10:30:57,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:57,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:57,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:57,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:57,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:57,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:30:57,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:57,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:57,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:57,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:57,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:57,954 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:57,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-20 10:30:57,957 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 [2022-11-20 10:30:57,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:57,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:57,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:57,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:57,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:57,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:30:57,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:57,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:57,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-11-20 10:30:57,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:57,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:57,975 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:57,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-20 10:30:57,977 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 [2022-11-20 10:30:57,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:57,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:57,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:57,987 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:57,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:30:57,988 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:57,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:57,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,002 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:30:58,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,004 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,014 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 [2022-11-20 10:30:58,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:58,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,028 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:58,028 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:58,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-20 10:30:58,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,049 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,054 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 [2022-11-20 10:30:58,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-20 10:30:58,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:58,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,068 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:58,068 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:58,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,087 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,091 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 [2022-11-20 10:30:58,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:58,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,104 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:58,104 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:58,106 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:30:58,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-20 10:30:58,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,136 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:30:58,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,137 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,143 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 [2022-11-20 10:30:58,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:58,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,157 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:58,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-20 10:30:58,158 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:58,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,183 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,190 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 [2022-11-20 10:30:58,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-20 10:30:58,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:58,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,204 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:58,204 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:58,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,227 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,231 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 [2022-11-20 10:30:58,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-20 10:30:58,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:58,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,245 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:58,245 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:58,247 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:30:58,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,264 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:30:58,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,266 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,271 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 [2022-11-20 10:30:58,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-20 10:30:58,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:58,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,285 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:58,286 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:58,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,315 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,319 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 [2022-11-20 10:30:58,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:58,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,332 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:58,333 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:58,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-20 10:30:58,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,355 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,359 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 [2022-11-20 10:30:58,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-20 10:30:58,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:30:58,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,372 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:58,372 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:58,374 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-20 10:30:58,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,398 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:30:58,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,399 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,403 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 [2022-11-20 10:30:58,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-20 10:30:58,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,416 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:58,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,417 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:58,418 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:58,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,439 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,443 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 [2022-11-20 10:30:58,456 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,456 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:58,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,457 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:58,458 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:30:58,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-20 10:30:58,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,474 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,477 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 [2022-11-20 10:30:58,490 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,490 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:58,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,491 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:58,491 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:30:58,493 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:30:58,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-20 10:30:58,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,510 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:30:58,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,512 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,516 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 [2022-11-20 10:30:58,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-20 10:30:58,529 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,529 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:30:58,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,530 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:58,531 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:58,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,555 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,559 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 [2022-11-20 10:30:58,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-20 10:30:58,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,572 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:30:58,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,573 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:58,574 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:58,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,599 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,603 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 [2022-11-20 10:30:58,616 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,616 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:30:58,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,616 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:58,617 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:58,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-20 10:30:58,620 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:30:58,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,646 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:30:58,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,647 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,651 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 [2022-11-20 10:30:58,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,665 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:30:58,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,665 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:58,668 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:58,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-20 10:30:58,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,688 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,692 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 [2022-11-20 10:30:58,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-20 10:30:58,705 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,706 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:30:58,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,706 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:58,708 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:30:58,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,735 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,739 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 [2022-11-20 10:30:58,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-20 10:30:58,752 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,752 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:30:58,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,753 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:58,753 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:30:58,757 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-20 10:30:58,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,790 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:30:58,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,791 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,795 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 [2022-11-20 10:30:58,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,808 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:58,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,808 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:58,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-20 10:30:58,810 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:58,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,835 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,839 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 [2022-11-20 10:30:58,851 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,851 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:58,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,852 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:58,853 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:30:58,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-20 10:30:58,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,875 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,879 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 [2022-11-20 10:30:58,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,892 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:30:58,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,892 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:58,892 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:30:58,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-20 10:30:58,894 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:30:58,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,918 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:30:58,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,919 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,923 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 [2022-11-20 10:30:58,936 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,936 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:30:58,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,937 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:30:58,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-20 10:30:58,940 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:30:58,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:58,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:58,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:58,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:58,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:58,975 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:58,979 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 [2022-11-20 10:30:58,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-20 10:30:58,993 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:58,993 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:30:58,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:58,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:58,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:30:58,993 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:30:58,995 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:30:58,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:59,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:59,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:59,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:30:59,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:30:59,017 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:30:59,021 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 [2022-11-20 10:30:59,034 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:30:59,034 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:30:59,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:30:59,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:30:59,034 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:30:59,035 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:30:59,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-20 10:30:59,039 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:30:59,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:30:59,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:30:59,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-11-20 10:30:59,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:30:59,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:30:59,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:30:59,069 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. cyclomatic complexity: 7 Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 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) [2022-11-20 10:30:59,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:30:59,102 INFO L93 Difference]: Finished difference Result 11 states and 12 transitions. [2022-11-20 10:30:59,103 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 12 transitions. [2022-11-20 10:30:59,103 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 10:30:59,105 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 0 states and 0 transitions. [2022-11-20 10:30:59,105 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 10:30:59,105 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 10:30:59,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 10:30:59,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:30:59,106 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:30:59,106 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:30:59,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:30:59,107 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:30:59,108 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-20 10:30:59,108 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-20 10:30:59,108 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 10:30:59,108 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-20 10:30:59,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 10:30:59 BoogieIcfgContainer [2022-11-20 10:30:59,116 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 10:30:59,117 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:30:59,117 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:30:59,117 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:30:59,118 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:30:51" (3/4) ... [2022-11-20 10:30:59,120 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 10:30:59,121 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:30:59,121 INFO L158 Benchmark]: Toolchain (without parser) took 8595.16ms. Allocated memory was 161.5MB in the beginning and 272.6MB in the end (delta: 111.1MB). Free memory was 117.2MB in the beginning and 119.4MB in the end (delta: -2.1MB). Peak memory consumption was 111.2MB. Max. memory is 16.1GB. [2022-11-20 10:30:59,121 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory was 87.4MB in the beginning and 87.4MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:30:59,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.43ms. Allocated memory is still 161.5MB. Free memory was 117.2MB in the beginning and 108.1MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 10:30:59,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.88ms. Allocated memory is still 161.5MB. Free memory was 107.8MB in the beginning and 106.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:30:59,123 INFO L158 Benchmark]: Boogie Preprocessor took 34.68ms. Allocated memory is still 161.5MB. Free memory was 106.2MB in the beginning and 105.2MB in the end (delta: 996.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:30:59,123 INFO L158 Benchmark]: RCFGBuilder took 344.13ms. Allocated memory is still 161.5MB. Free memory was 105.2MB in the beginning and 96.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 10:30:59,123 INFO L158 Benchmark]: BuchiAutomizer took 7897.11ms. Allocated memory was 161.5MB in the beginning and 272.6MB in the end (delta: 111.1MB). Free memory was 96.3MB in the beginning and 119.4MB in the end (delta: -23.1MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. [2022-11-20 10:30:59,124 INFO L158 Benchmark]: Witness Printer took 3.92ms. Allocated memory is still 272.6MB. Free memory is still 119.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:30:59,126 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 121.6MB. Free memory was 87.4MB in the beginning and 87.4MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.43ms. Allocated memory is still 161.5MB. Free memory was 117.2MB in the beginning and 108.1MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.88ms. Allocated memory is still 161.5MB. Free memory was 107.8MB in the beginning and 106.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.68ms. Allocated memory is still 161.5MB. Free memory was 106.2MB in the beginning and 105.2MB in the end (delta: 996.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 344.13ms. Allocated memory is still 161.5MB. Free memory was 105.2MB in the beginning and 96.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 7897.11ms. Allocated memory was 161.5MB in the beginning and 272.6MB in the end (delta: 111.1MB). Free memory was 96.3MB in the beginning and 119.4MB in the end (delta: -23.1MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. * Witness Printer took 3.92ms. Allocated memory is still 272.6MB. Free memory is still 119.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function v and consists of 7 locations. One deterministic module has 2-phase ranking function (if v > 0 then 1 else 0), (if v > 0 then v else 1) and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.7s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 6.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 7 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 24 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 17 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital21 mio100 ax100 hnf100 lsp66 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq133 hnf96 smp100 dnf141 smp84 tf108 neg98 sie125 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 64ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 4 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-20 10:30:59,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f52f1457-214f-4bcb-81a6-ecc697aa5fe7/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE