./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps3-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps3-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0 --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 32bit --witnessprinter.graph.data.programhash d23004ac2d4da29b45c459c6202e3825911eb82f4d0705e1f8b6cc346b2d9176 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 14:48:21,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 14:48:21,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 14:48:21,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 14:48:21,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 14:48:21,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 14:48:21,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 14:48:21,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 14:48:21,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 14:48:21,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 14:48:21,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 14:48:21,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 14:48:21,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 14:48:21,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 14:48:21,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 14:48:21,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 14:48:21,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 14:48:21,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 14:48:21,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 14:48:21,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 14:48:21,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 14:48:21,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 14:48:21,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 14:48:21,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 14:48:21,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 14:48:21,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 14:48:21,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 14:48:21,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 14:48:21,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 14:48:21,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 14:48:21,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 14:48:21,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 14:48:21,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 14:48:21,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 14:48:21,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 14:48:21,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 14:48:21,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 14:48:21,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 14:48:21,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 14:48:21,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 14:48:21,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 14:48:21,948 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-22 14:48:22,010 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 14:48:22,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 14:48:22,011 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 14:48:22,011 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 14:48:22,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 14:48:22,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 14:48:22,014 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 14:48:22,014 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-22 14:48:22,014 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-22 14:48:22,015 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-22 14:48:22,016 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-22 14:48:22,016 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-22 14:48:22,016 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-22 14:48:22,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 14:48:22,017 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 14:48:22,017 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 14:48:22,017 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 14:48:22,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 14:48:22,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 14:48:22,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-22 14:48:22,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-22 14:48:22,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-22 14:48:22,019 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 14:48:22,019 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 14:48:22,020 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-22 14:48:22,020 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 14:48:22,022 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-22 14:48:22,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 14:48:22,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 14:48:22,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 14:48:22,023 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 14:48:22,023 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 14:48:22,024 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-22 14:48:22,025 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_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d23004ac2d4da29b45c459c6202e3825911eb82f4d0705e1f8b6cc346b2d9176 [2021-11-22 14:48:22,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 14:48:22,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 14:48:22,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 14:48:22,395 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 14:48:22,395 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 14:48:22,397 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/termination-nla/ps3-both-t.c [2021-11-22 14:48:22,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/data/c5ec73ecf/665aa1e4ded94eddb57b7ff4e07f4a74/FLAG59567762c [2021-11-22 14:48:23,093 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 14:48:23,095 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/sv-benchmarks/c/termination-nla/ps3-both-t.c [2021-11-22 14:48:23,108 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/data/c5ec73ecf/665aa1e4ded94eddb57b7ff4e07f4a74/FLAG59567762c [2021-11-22 14:48:23,470 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/data/c5ec73ecf/665aa1e4ded94eddb57b7ff4e07f4a74 [2021-11-22 14:48:23,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 14:48:23,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 14:48:23,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 14:48:23,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 14:48:23,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 14:48:23,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:48:23" (1/1) ... [2021-11-22 14:48:23,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f07099b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23, skipping insertion in model container [2021-11-22 14:48:23,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:48:23" (1/1) ... [2021-11-22 14:48:23,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 14:48:23,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 14:48:23,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 14:48:23,700 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 14:48:23,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 14:48:23,759 INFO L208 MainTranslator]: Completed translation [2021-11-22 14:48:23,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23 WrapperNode [2021-11-22 14:48:23,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 14:48:23,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 14:48:23,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 14:48:23,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 14:48:23,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (1/1) ... [2021-11-22 14:48:23,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (1/1) ... [2021-11-22 14:48:23,803 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2021-11-22 14:48:23,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 14:48:23,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 14:48:23,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 14:48:23,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 14:48:23,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (1/1) ... [2021-11-22 14:48:23,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (1/1) ... [2021-11-22 14:48:23,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (1/1) ... [2021-11-22 14:48:23,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (1/1) ... [2021-11-22 14:48:23,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (1/1) ... [2021-11-22 14:48:23,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (1/1) ... [2021-11-22 14:48:23,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (1/1) ... [2021-11-22 14:48:23,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 14:48:23,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 14:48:23,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 14:48:23,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 14:48:23,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (1/1) ... [2021-11-22 14:48:23,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:23,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:23,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:23,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-22 14:48:23,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 14:48:23,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 14:48:24,011 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 14:48:24,013 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 14:48:24,153 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 14:48:24,162 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 14:48:24,163 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 14:48:24,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:48:24 BoogieIcfgContainer [2021-11-22 14:48:24,166 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 14:48:24,168 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-22 14:48:24,168 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-22 14:48:24,175 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-22 14:48:24,176 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 14:48:24,176 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.11 02:48:23" (1/3) ... [2021-11-22 14:48:24,178 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6f8354e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 02:48:24, skipping insertion in model container [2021-11-22 14:48:24,179 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 14:48:24,179 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:48:23" (2/3) ... [2021-11-22 14:48:24,179 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6f8354e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 02:48:24, skipping insertion in model container [2021-11-22 14:48:24,180 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 14:48:24,180 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:48:24" (3/3) ... [2021-11-22 14:48:24,182 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps3-both-t.c [2021-11-22 14:48:24,237 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-22 14:48:24,238 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-22 14:48:24,238 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-22 14:48:24,238 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-22 14:48:24,238 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-22 14:48:24,239 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-22 14:48:24,239 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-22 14:48:24,239 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-22 14:48:24,255 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 14:48:24,275 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-22 14:48:24,275 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 14:48:24,275 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 14:48:24,282 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-22 14:48:24,282 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-22 14:48:24,283 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-22 14:48:24,283 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 14:48:24,284 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-22 14:48:24,284 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 14:48:24,285 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 14:48:24,285 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-22 14:48:24,285 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-22 14:48:24,293 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true [2021-11-22 14:48:24,294 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-22 14:48:24,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:48:24,301 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-22 14:48:24,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:48:24,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808827209] [2021-11-22 14:48:24,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:24,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:48:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:48:24,397 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 14:48:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:48:24,418 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 14:48:24,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:48:24,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-11-22 14:48:24,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:48:24,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149580640] [2021-11-22 14:48:24,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:24,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:48:24,431 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:48:24,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [175497017] [2021-11-22 14:48:24,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:24,433 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:48:24,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:24,435 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:48:24,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-22 14:48:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:48:24,511 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 14:48:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:48:24,533 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 14:48:24,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:48:24,535 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-11-22 14:48:24,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:48:24,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541829339] [2021-11-22 14:48:24,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:24,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:48:24,543 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:48:24,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [934172688] [2021-11-22 14:48:24,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:24,545 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:48:24,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:24,547 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:48:24,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-22 14:48:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:48:24,606 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 14:48:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:48:24,618 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 14:48:24,802 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:48:24,803 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:48:24,803 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:48:24,804 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:48:24,804 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 14:48:24,804 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:24,804 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:48:24,805 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:48:24,805 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2021-11-22 14:48:24,805 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:48:24,805 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:48:24,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:24,954 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:48:24,954 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 14:48:24,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:24,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:24,981 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:24,988 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:48:24,988 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:48:24,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-22 14:48:25,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:25,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:25,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:25,068 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:25,077 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 14:48:25,077 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:48:25,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-22 14:48:25,120 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 14:48:25,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:25,165 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:48:25,165 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:48:25,165 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:48:25,165 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:48:25,166 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 14:48:25,166 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:25,166 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:48:25,166 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:48:25,166 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2021-11-22 14:48:25,166 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:48:25,167 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:48:25,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:25,296 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:48:25,301 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 14:48:25,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:25,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:25,324 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:25,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-22 14:48:25,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:25,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:25,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:25,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:25,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:25,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:48:25,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:48:25,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:25,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:25,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:25,407 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 14:48:25,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:25,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:25,409 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:25,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:25,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:25,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:25,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:25,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:25,430 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:25,435 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:48:25,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:25,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-22 14:48:25,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:25,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:25,499 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 14:48:25,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:25,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:25,501 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:25,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:25,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:25,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:25,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:25,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:25,523 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:25,529 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:25,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:25,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-22 14:48:25,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:25,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:25,592 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 14:48:25,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:25,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:25,594 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:25,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:25,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:25,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:25,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:25,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:25,615 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:25,624 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:48:25,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:25,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-22 14:48:25,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:25,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:25,703 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 14:48:25,703 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:25,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:25,705 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:25,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:25,727 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:25,727 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:25,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:25,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:25,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:25,728 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:25,739 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:48:25,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:25,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-22 14:48:25,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:25,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:25,812 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 14:48:25,812 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:25,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:25,814 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:25,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:25,835 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:25,835 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:48:25,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:25,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:25,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:25,836 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:25,847 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:25,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:25,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-22 14:48:25,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:25,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:25,915 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 14:48:25,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:25,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:25,917 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:25,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:25,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:25,944 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:25,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:25,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:25,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:25,945 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:25,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-22 14:48:25,961 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:48:25,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:26,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:26,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:26,052 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 14:48:26,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:26,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:26,055 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:26,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:26,076 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:26,076 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:26,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:26,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:26,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:26,077 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:26,085 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:26,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:26,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-22 14:48:26,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:26,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:26,157 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 14:48:26,157 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:26,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:26,163 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:26,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-22 14:48:26,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:26,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:26,189 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:26,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:26,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:26,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:26,190 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:48:26,199 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:48:26,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:26,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:26,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:26,296 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:48:26,296 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:48:26,296 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:48:26,296 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:48:26,296 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 14:48:26,297 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:26,297 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:48:26,297 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:48:26,297 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2021-11-22 14:48:26,297 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:48:26,297 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:48:26,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:26,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:26,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:26,419 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:48:26,419 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 14:48:26,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:26,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:26,421 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:26,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-22 14:48:26,432 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:48:26,432 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:48:26,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:26,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:26,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:26,517 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:26,523 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 14:48:26,524 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:48:26,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-22 14:48:26,568 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 14:48:26,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:26,610 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:48:26,610 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:48:26,611 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:48:26,611 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:48:26,611 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 14:48:26,611 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:26,611 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:48:26,611 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:48:26,611 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2021-11-22 14:48:26,611 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:48:26,612 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:48:26,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:26,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:26,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:26,715 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:48:26,715 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 14:48:26,715 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:26,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:26,720 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:26,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-22 14:48:26,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:26,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:26,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:26,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:26,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:48:26,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:48:26,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 14:48:26,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:26,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:26,825 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:26,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:26,826 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:26,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:26,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:26,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:26,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:26,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:26,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:48:26,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-22 14:48:26,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:48:26,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:26,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:26,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:26,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:26,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:26,898 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:26,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-22 14:48:26,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:26,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:26,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:26,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:26,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:26,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:48:26,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:48:26,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:26,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:26,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:26,964 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 14:48:26,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:26,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:26,965 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:26,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:26,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-22 14:48:26,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:26,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:26,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:26,983 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:27,005 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 14:48:27,005 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 14:48:27,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:27,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:27,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:27,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:27,060 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:27,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:27,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-22 14:48:27,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:27,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:27,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:27,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:27,076 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:27,076 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:48:27,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:27,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:27,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:27,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:27,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:27,108 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:27,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-22 14:48:27,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:27,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:27,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:27,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:27,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:27,127 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:27,128 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:48:27,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:27,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:27,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:27,161 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 14:48:27,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:27,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:27,162 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:27,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-22 14:48:27,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:27,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:27,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:27,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:27,193 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:27,211 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:48:27,211 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:48:27,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:27,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:27,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:27,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:27,281 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:27,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:27,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:27,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:27,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:27,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:27,296 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:27,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-22 14:48:27,297 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:27,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:27,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:27,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:27,360 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:27,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:27,361 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:27,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-22 14:48:27,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:27,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:27,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:27,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:27,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:27,372 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:27,373 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:27,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:27,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:27,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-22 14:48:27,399 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 14:48:27,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:27,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:27,400 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:27,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-22 14:48:27,403 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 [2021-11-22 14:48:27,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:27,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:27,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:27,430 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:27,457 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 14:48:27,457 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 14:48:27,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:27,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-11-22 14:48:27,524 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:27,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:27,526 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:27,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:27,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-22 14:48:27,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:27,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:27,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:27,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:27,545 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:27,546 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:48:27,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:27,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:27,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:27,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:27,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:27,610 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:27,615 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 [2021-11-22 14:48:27,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-22 14:48:27,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:27,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:27,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:27,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:27,624 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:27,626 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:48:27,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:27,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:27,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-11-22 14:48:27,662 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 14:48:27,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:27,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:27,663 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:27,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-22 14:48:27,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:27,684 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:27,684 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:27,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:27,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:27,685 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:27,696 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 14:48:27,696 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 14:48:27,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:27,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:27,775 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:27,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:27,780 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:27,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:27,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:27,796 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:27,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:27,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:27,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:27,797 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:27,798 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:48:27,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:27,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-22 14:48:27,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:27,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:27,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:27,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:27,860 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:27,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:27,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:27,872 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:27,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:27,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-22 14:48:27,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:27,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:27,873 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:27,874 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:48:27,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:27,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:27,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:27,936 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 14:48:27,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:27,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:27,937 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:27,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:27,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:27,952 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:48:27,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:27,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:27,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:27,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-22 14:48:27,967 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:48:27,967 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:48:28,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:28,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:28,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:28,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:28,055 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:28,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-22 14:48:28,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:28,071 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:28,071 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:48:28,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:28,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:28,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:28,072 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:28,073 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:28,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:28,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:28,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:28,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:28,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:28,140 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:28,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:28,162 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:28,163 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:48:28,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:28,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:28,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:28,163 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:28,165 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:28,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:28,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-22 14:48:28,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:28,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:28,225 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 14:48:28,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:28,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:28,226 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:28,233 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 [2021-11-22 14:48:28,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:28,245 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:28,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:28,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:28,246 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:28,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-22 14:48:28,266 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 14:48:28,266 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 14:48:28,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:28,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:28,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:28,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:28,369 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:28,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:28,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-22 14:48:28,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:28,381 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:28,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:28,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:28,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:28,382 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:28,384 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:48:28,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:28,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:28,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-11-22 14:48:28,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:28,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:28,454 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:28,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:28,469 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:28,469 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:28,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:28,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:28,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:28,469 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:28,472 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:48:28,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:28,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-22 14:48:28,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:28,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:28,536 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 14:48:28,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:28,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:28,537 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:28,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:28,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-22 14:48:28,549 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:28,550 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:28,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:28,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:28,550 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:28,561 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:48:28,562 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:48:28,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:28,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:28,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:28,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:28,626 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:28,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:28,647 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:28,648 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:28,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:28,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:28,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:28,648 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:28,649 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:28,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:28,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-22 14:48:28,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:28,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:28,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:28,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:28,709 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:28,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:28,729 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:28,729 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:28,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:28,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:28,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:28,730 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:28,730 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:28,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:28,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-22 14:48:28,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:28,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:28,788 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 14:48:28,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:28,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:28,790 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:28,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:28,804 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:28,805 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:28,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:28,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:28,805 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:48:28,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-22 14:48:28,839 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 14:48:28,840 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 14:48:28,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:28,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:28,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:28,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:28,933 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:28,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:28,947 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:28,947 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:28,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:28,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:28,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:28,948 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:48:28,951 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:48:28,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:28,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:28,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-22 14:48:29,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-22 14:48:29,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:29,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:29,015 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:29,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-22 14:48:29,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:29,026 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:29,026 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:29,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:29,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:29,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:29,027 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:48:29,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:48:29,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:29,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:29,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:29,081 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-22 14:48:29,081 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-22 14:48:29,081 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-22 14:48:29,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:48:29,082 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-11-22 14:48:29,082 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:48:29,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975146440] [2021-11-22 14:48:29,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:29,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:48:29,088 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:48:29,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2135289000] [2021-11-22 14:48:29,088 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 14:48:29,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:48:29,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:29,090 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:48:29,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-11-22 14:48:29,119 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 14:48:29,119 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-22 14:48:29,119 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 14:48:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:48:29,129 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 14:48:29,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:48:29,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-11-22 14:48:29,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:48:29,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645275212] [2021-11-22 14:48:29,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:29,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:48:29,134 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:48:29,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [205559167] [2021-11-22 14:48:29,134 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 14:48:29,134 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:48:29,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:29,164 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:48:29,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-11-22 14:48:29,228 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 14:48:29,229 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-22 14:48:29,229 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 14:48:29,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:48:29,236 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 14:48:29,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:48:29,237 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-11-22 14:48:29,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:48:29,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092954998] [2021-11-22 14:48:29,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:48:29,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:48:29,241 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:48:29,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1486963673] [2021-11-22 14:48:29,242 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 14:48:29,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:48:29,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:29,252 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:48:29,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-11-22 14:48:29,298 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-22 14:48:29,298 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-22 14:48:29,298 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 14:48:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:48:29,313 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 14:48:29,366 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:48:29,366 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:48:29,366 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:48:29,366 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:48:29,366 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 14:48:29,366 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:29,367 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:48:29,367 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:48:29,367 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2021-11-22 14:48:29,367 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:48:29,367 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:48:29,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:29,424 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:48:29,424 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 14:48:29,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:29,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:29,432 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:29,433 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:48:29,434 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:48:29,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-22 14:48:29,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:29,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:29,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:29,497 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:29,501 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 14:48:29,501 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:48:29,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-22 14:48:29,536 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 14:48:29,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:29,576 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:48:29,576 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:48:29,576 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:48:29,576 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:48:29,577 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 14:48:29,577 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:29,577 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:48:29,577 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:48:29,577 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2021-11-22 14:48:29,577 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:48:29,577 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:48:29,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:29,645 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:48:29,646 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 14:48:29,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:29,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:29,647 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:29,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:29,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:29,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:29,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:29,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:29,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:48:29,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:48:29,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:29,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-22 14:48:29,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:29,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:29,724 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 14:48:29,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:29,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:29,725 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:29,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:29,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:29,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:29,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:29,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:29,740 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:29,742 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:48:29,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:29,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-22 14:48:29,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:29,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:29,796 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 14:48:29,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:29,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:29,798 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:29,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:29,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:29,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:29,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:29,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:29,813 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:29,816 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:29,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:29,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-22 14:48:29,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:29,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-22 14:48:29,860 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 14:48:29,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:29,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:29,861 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:29,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-22 14:48:29,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:29,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:29,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:29,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:29,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:29,874 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:29,877 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:48:29,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:29,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:29,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:29,956 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 14:48:29,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:29,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:29,957 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:29,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-22 14:48:29,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:29,967 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:29,967 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:29,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:29,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:29,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:29,968 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:29,977 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:48:29,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:29,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:30,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:30,036 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 14:48:30,036 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:30,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:30,039 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:30,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:30,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-22 14:48:30,055 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:30,055 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:48:30,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:30,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:30,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:30,056 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:30,061 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:30,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:30,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:30,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:30,121 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 14:48:30,121 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:30,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:30,124 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:30,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:30,139 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:30,139 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:30,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:30,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:30,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:30,140 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:30,146 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:48:30,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:30,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-22 14:48:30,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:30,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:30,217 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 14:48:30,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:30,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:30,220 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:30,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:30,234 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:30,234 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:30,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:30,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:30,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:30,235 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:30,238 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:30,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:30,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-22 14:48:30,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:30,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:30,300 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 14:48:30,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:30,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:30,302 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:30,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:30,316 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:30,316 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:30,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:30,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:30,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:30,317 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:48:30,322 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:48:30,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:30,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-22 14:48:30,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:30,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-11-22 14:48:30,436 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:48:30,437 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:48:30,437 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:48:30,437 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:48:30,437 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 14:48:30,437 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:30,437 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:48:30,438 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:48:30,438 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2021-11-22 14:48:30,438 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:48:30,438 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:48:30,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:30,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:30,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:30,559 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:48:30,559 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 14:48:30,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:30,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:30,560 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:30,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-22 14:48:30,562 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:48:30,562 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:48:30,584 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:48:30,584 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 14:48:30,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-11-22 14:48:30,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:30,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:30,606 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:30,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-22 14:48:30,608 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:48:30,608 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:48:30,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:30,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:30,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:30,690 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:30,692 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 14:48:30,692 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:48:30,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-22 14:48:30,709 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 14:48:30,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-22 14:48:30,733 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:48:30,733 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:48:30,733 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:48:30,733 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:48:30,734 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 14:48:30,734 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:30,734 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:48:30,734 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:48:30,734 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2021-11-22 14:48:30,734 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:48:30,734 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:48:30,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:30,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:30,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:48:30,870 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:48:30,871 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 14:48:30,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:30,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:30,880 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:30,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:30,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:30,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:30,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:30,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:48:30,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:48:30,925 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 14:48:30,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-22 14:48:30,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:30,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:30,996 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:30,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,002 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-22 14:48:31,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:31,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:31,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:48:31,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:48:31,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:31,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:31,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,039 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-22 14:48:31,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:31,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:31,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:48:31,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:48:31,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:31,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-22 14:48:31,084 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 14:48:31,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,086 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-22 14:48:31,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:31,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,097 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:31,105 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 14:48:31,106 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 14:48:31,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-11-22 14:48:31,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,160 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-22 14:48:31,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:31,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:31,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,181 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:31,182 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:48:31,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:31,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-22 14:48:31,237 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,238 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-22 14:48:31,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:31,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:31,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,249 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:31,249 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:48:31,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:31,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-22 14:48:31,274 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 14:48:31,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,275 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-22 14:48:31,277 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 [2021-11-22 14:48:31,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:31,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,286 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:31,299 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:48:31,299 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:48:31,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:31,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,349 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-22 14:48:31,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:31,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:31,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,362 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:31,363 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:31,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:31,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-11-22 14:48:31,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,425 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-22 14:48:31,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:31,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:31,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,435 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:31,436 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:31,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:31,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-11-22 14:48:31,474 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 14:48:31,474 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,475 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-22 14:48:31,477 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 [2021-11-22 14:48:31,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:31,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,488 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:31,505 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 14:48:31,505 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 14:48:31,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:31,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,572 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-22 14:48:31,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:31,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:31,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,582 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:31,584 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:48:31,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:31,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:31,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,627 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-22 14:48:31,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:48:31,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:31,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,637 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:31,638 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:48:31,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:31,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-22 14:48:31,662 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 14:48:31,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,663 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-22 14:48:31,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,673 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:31,673 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:31,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,674 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:31,680 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 14:48:31,680 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 14:48:31,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-22 14:48:31,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,725 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-22 14:48:31,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:31,736 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:31,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:31,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,736 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:31,737 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:48:31,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:31,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-22 14:48:31,763 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,764 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-22 14:48:31,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:31,775 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:31,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:31,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,775 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:48:31,776 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:48:31,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:31,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-22 14:48:31,800 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 14:48:31,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,801 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-22 14:48:31,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,811 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:31,811 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:48:31,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,812 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:31,819 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:48:31,820 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:48:31,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-22 14:48:31,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,880 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-22 14:48:31,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,890 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:31,890 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:48:31,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:31,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,890 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:31,891 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:31,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:31,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:31,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,917 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-22 14:48:31,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:31,928 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:31,928 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:48:31,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:31,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,928 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:31,929 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:31,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:31,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:31,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:31,955 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 14:48:31,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:31,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:31,956 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:31,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-22 14:48:31,957 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 [2021-11-22 14:48:31,967 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:31,967 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:31,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:31,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:31,967 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:31,977 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 14:48:31,977 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 14:48:32,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:32,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:32,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:32,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:32,117 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:32,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-22 14:48:32,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:32,129 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:32,129 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:32,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:32,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:32,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:32,130 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:32,131 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:48:32,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:32,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:32,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:32,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:32,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:32,159 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:32,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-22 14:48:32,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:32,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:32,171 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:32,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:32,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:32,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:32,172 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:48:32,173 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:48:32,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:32,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:32,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-22 14:48:32,200 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 14:48:32,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:32,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:32,201 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:32,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-22 14:48:32,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:32,211 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:32,211 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:32,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:32,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:32,211 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:32,218 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:48:32,219 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:48:32,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:32,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-11-22 14:48:32,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:32,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:32,256 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:32,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-22 14:48:32,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:32,265 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:32,265 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:32,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:32,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:32,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:32,266 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:32,266 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:32,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:32,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:32,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:32,290 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:32,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:32,291 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:32,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-22 14:48:32,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:32,301 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:32,302 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:48:32,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:32,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:32,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:32,302 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:48:32,303 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:48:32,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:32,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:32,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:32,342 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 14:48:32,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:32,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:32,343 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:32,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-22 14:48:32,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:32,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:32,353 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:32,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:32,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:32,353 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:48:32,372 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 14:48:32,372 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 14:48:32,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:32,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:32,473 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:32,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:32,474 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:32,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:32,492 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:32,492 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:32,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:32,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:32,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:32,492 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:48:32,493 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:48:32,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:32,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-22 14:48:32,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:32,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:32,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:48:32,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:48:32,545 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:48:32,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:48:32,558 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:48:32,558 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:48:32,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:48:32,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:48:32,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:48:32,559 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:48:32,560 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:48:32,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:48:32,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-22 14:48:32,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:48:32,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:32,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.11 02:48:32 BoogieIcfgContainer [2021-11-22 14:48:32,617 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-22 14:48:32,617 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 14:48:32,617 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 14:48:32,617 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 14:48:32,618 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:48:24" (3/4) ... [2021-11-22 14:48:32,621 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 14:48:32,622 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 14:48:32,623 INFO L158 Benchmark]: Toolchain (without parser) took 9147.30ms. Allocated memory was 107.0MB in the beginning and 163.6MB in the end (delta: 56.6MB). Free memory was 75.4MB in the beginning and 78.5MB in the end (delta: -3.1MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. [2021-11-22 14:48:32,624 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory was 62.9MB in the beginning and 62.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:48:32,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.85ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 75.4MB in the beginning and 111.5MB in the end (delta: -36.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 14:48:32,628 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.47ms. Allocated memory is still 136.3MB. Free memory was 111.5MB in the beginning and 110.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:48:32,628 INFO L158 Benchmark]: Boogie Preprocessor took 20.02ms. Allocated memory is still 136.3MB. Free memory was 110.1MB in the beginning and 109.4MB in the end (delta: 749.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:48:32,629 INFO L158 Benchmark]: RCFGBuilder took 341.15ms. Allocated memory is still 136.3MB. Free memory was 109.4MB in the beginning and 101.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 14:48:32,629 INFO L158 Benchmark]: BuchiAutomizer took 8448.57ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 101.0MB in the beginning and 78.5MB in the end (delta: 22.5MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-11-22 14:48:32,629 INFO L158 Benchmark]: Witness Printer took 4.68ms. Allocated memory is still 163.6MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:48:32,632 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory was 62.9MB in the beginning and 62.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.85ms. Allocated memory was 107.0MB in the beginning and 136.3MB in the end (delta: 29.4MB). Free memory was 75.4MB in the beginning and 111.5MB in the end (delta: -36.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.47ms. Allocated memory is still 136.3MB. Free memory was 111.5MB in the beginning and 110.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.02ms. Allocated memory is still 136.3MB. Free memory was 110.1MB in the beginning and 109.4MB in the end (delta: 749.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 341.15ms. Allocated memory is still 136.3MB. Free memory was 109.4MB in the beginning and 101.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 8448.57ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 101.0MB in the beginning and 78.5MB in the end (delta: 22.5MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 4.68ms. Allocated memory is still 163.6MB. Free memory is still 78.5MB. 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 Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital58 mio100 ax100 hnf95 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq149 hnf94 smp100 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 90ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-22 14:48:32,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:32,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2021-11-22 14:48:33,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2021-11-22 14:48:33,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-22 14:48:33,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-22 14:48:33,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ac044f9-8684-4ab7-a1f7-e6f267b4c33b/bin/uautomizer-w2VwFs6gM0/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN