./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/freire1-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/freire1-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G --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 1adb3359053d55dc1f371353b0c6f7046d6999c323f92a2191878842c8d6ac98 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:46:13,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:46:13,670 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:46:13,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:46:13,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:46:13,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:46:13,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:46:13,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:46:13,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:46:13,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:46:13,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:46:13,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:46:13,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:46:13,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:46:13,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:46:13,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:46:13,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:46:13,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:46:13,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:46:13,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:46:13,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:46:13,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:46:13,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:46:13,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:46:13,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:46:13,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:46:13,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:46:13,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:46:13,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:46:13,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:46:13,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:46:13,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:46:13,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:46:13,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:46:13,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:46:13,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:46:13,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:46:13,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:46:13,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:46:13,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:46:13,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:46:13,784 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-23 13:46:13,837 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:46:13,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:46:13,838 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:46:13,838 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:46:13,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:46:13,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:46:13,841 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:46:13,842 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-23 13:46:13,842 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-23 13:46:13,842 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-23 13:46:13,844 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-23 13:46:13,844 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-23 13:46:13,845 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-23 13:46:13,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:46:13,845 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 13:46:13,846 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 13:46:13,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:46:13,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 13:46:13,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:46:13,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-23 13:46:13,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-23 13:46:13,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-23 13:46:13,848 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 13:46:13,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 13:46:13,848 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-23 13:46:13,848 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:46:13,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-23 13:46:13,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:46:13,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:46:13,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:46:13,850 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:46:13,851 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:46:13,853 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-23 13:46:13,853 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_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1adb3359053d55dc1f371353b0c6f7046d6999c323f92a2191878842c8d6ac98 [2021-11-23 13:46:14,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:46:14,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:46:14,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:46:14,206 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:46:14,207 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:46:14,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/termination-nla/freire1-both-nt.c [2021-11-23 13:46:14,288 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/data/a9ac21a47/5c3b81df5c454a11b35aca8024b64bc7/FLAG9187ddd9a [2021-11-23 13:46:14,854 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:46:14,854 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/sv-benchmarks/c/termination-nla/freire1-both-nt.c [2021-11-23 13:46:14,862 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/data/a9ac21a47/5c3b81df5c454a11b35aca8024b64bc7/FLAG9187ddd9a [2021-11-23 13:46:15,248 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/data/a9ac21a47/5c3b81df5c454a11b35aca8024b64bc7 [2021-11-23 13:46:15,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:46:15,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:46:15,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:46:15,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:46:15,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:46:15,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:15" (1/1) ... [2021-11-23 13:46:15,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@107cba4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15, skipping insertion in model container [2021-11-23 13:46:15,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:15" (1/1) ... [2021-11-23 13:46:15,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:46:15,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:46:15,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:46:15,502 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 13:46:15,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:46:15,554 INFO L208 MainTranslator]: Completed translation [2021-11-23 13:46:15,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15 WrapperNode [2021-11-23 13:46:15,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:46:15,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 13:46:15,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 13:46:15,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 13:46:15,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15" (1/1) ... [2021-11-23 13:46:15,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15" (1/1) ... [2021-11-23 13:46:15,587 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2021-11-23 13:46:15,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 13:46:15,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 13:46:15,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 13:46:15,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 13:46:15,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15" (1/1) ... [2021-11-23 13:46:15,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15" (1/1) ... [2021-11-23 13:46:15,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15" (1/1) ... [2021-11-23 13:46:15,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15" (1/1) ... [2021-11-23 13:46:15,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15" (1/1) ... [2021-11-23 13:46:15,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15" (1/1) ... [2021-11-23 13:46:15,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15" (1/1) ... [2021-11-23 13:46:15,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 13:46:15,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 13:46:15,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 13:46:15,610 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 13:46:15,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15" (1/1) ... [2021-11-23 13:46:15,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:15,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:15,674 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:15,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-23 13:46:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 13:46:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 13:46:15,818 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 13:46:15,820 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 13:46:15,947 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 13:46:15,956 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 13:46:15,956 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 13:46:15,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:15 BoogieIcfgContainer [2021-11-23 13:46:15,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 13:46:15,965 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-23 13:46:15,965 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-23 13:46:15,970 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-23 13:46:15,971 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 13:46:15,971 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 01:46:15" (1/3) ... [2021-11-23 13:46:15,974 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d7cb7fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 01:46:15, skipping insertion in model container [2021-11-23 13:46:15,975 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 13:46:15,975 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:15" (2/3) ... [2021-11-23 13:46:15,976 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d7cb7fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 01:46:15, skipping insertion in model container [2021-11-23 13:46:15,976 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 13:46:15,976 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:15" (3/3) ... [2021-11-23 13:46:15,979 INFO L388 chiAutomizerObserver]: Analyzing ICFG freire1-both-nt.c [2021-11-23 13:46:16,055 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-23 13:46:16,056 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-23 13:46:16,056 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-23 13:46:16,056 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-23 13:46:16,056 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-23 13:46:16,056 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-23 13:46:16,057 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-23 13:46:16,057 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-23 13:46:16,078 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 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) [2021-11-23 13:46:16,118 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-23 13:46:16,119 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-23 13:46:16,119 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-23 13:46:16,124 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-23 13:46:16,125 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-23 13:46:16,125 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-23 13:46:16,125 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 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) [2021-11-23 13:46:16,126 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-23 13:46:16,127 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-23 13:46:16,127 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-23 13:46:16,128 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-23 13:46:16,128 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-23 13:46:16,135 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~r~0#1, main_~x~0#1, main_~a~0#1;havoc main_~r~0#1;havoc main_~x~0#1;main_~a~0#1 := 2 * main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~r~0#1 := 0; 3#L32-2true [2021-11-23 13:46:16,136 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1; 3#L32-2true [2021-11-23 13:46:16,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:46:16,143 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-23 13:46:16,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:46:16,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890805032] [2021-11-23 13:46:16,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:46:16,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:46:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:46:16,250 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:46:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:46:16,282 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:46:16,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:46:16,286 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2021-11-23 13:46:16,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:46:16,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907150133] [2021-11-23 13:46:16,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:46:16,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:46:16,294 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:46:16,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1946798941] [2021-11-23 13:46:16,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:46:16,295 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:46:16,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:16,306 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:46:16,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 13:46:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:46:16,348 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:46:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:46:16,358 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:46:16,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:46:16,360 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-11-23 13:46:16,361 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:46:16,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892545780] [2021-11-23 13:46:16,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:46:16,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:46:16,371 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:46:16,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1201786119] [2021-11-23 13:46:16,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:46:16,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:46:16,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:16,384 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:46:16,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 13:46:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:46:16,447 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:46:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:46:16,459 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:46:16,615 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:46:16,632 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:46:16,632 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:46:16,632 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:46:16,633 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 13:46:16,633 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:16,633 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:46:16,633 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:46:16,634 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2021-11-23 13:46:16,634 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:46:16,634 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:46:16,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:16,793 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:46:16,793 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 13:46:16,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:16,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:16,798 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:16,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-23 13:46:16,805 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:46:16,805 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:46:16,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-23 13:46:16,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:16,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:16,859 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:16,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-23 13:46:16,861 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:46:16,862 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:46:16,910 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 13:46:16,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:16,952 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:46:16,952 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:46:16,953 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:46:16,953 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:46:16,953 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 13:46:16,953 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:16,953 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:46:16,954 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:46:16,954 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2021-11-23 13:46:16,954 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:46:16,954 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:46:16,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:17,043 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:46:17,049 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 13:46:17,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:17,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:17,061 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:17,077 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 [2021-11-23 13:46:17,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:17,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:17,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:17,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:17,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:46:17,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:46:17,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:17,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-23 13:46:17,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:17,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:17,157 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 13:46:17,157 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:17,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:17,183 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:17,198 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 [2021-11-23 13:46:17,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:17,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:17,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:17,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:17,228 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:17,233 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:46:17,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:17,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-23 13:46:17,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:17,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:17,283 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 13:46:17,284 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:17,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:17,286 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:17,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-23 13:46:17,293 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 [2021-11-23 13:46:17,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:17,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:17,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:17,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:17,305 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:17,320 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:17,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:17,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:17,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-11-23 13:46:17,377 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 13:46:17,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:17,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:17,378 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:17,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-23 13:46:17,381 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 [2021-11-23 13:46:17,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:17,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:17,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:17,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:17,393 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:17,403 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:46:17,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:17,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:17,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:17,480 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 13:46:17,480 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:17,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:17,484 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:17,493 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 [2021-11-23 13:46:17,506 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:17,506 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:17,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:17,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:17,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:17,507 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:17,514 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:46:17,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:17,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-23 13:46:17,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:17,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:17,596 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 13:46:17,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:17,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:17,600 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:17,608 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 [2021-11-23 13:46:17,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:17,622 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:46:17,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:17,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:17,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:17,623 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:17,644 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:17,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:17,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-23 13:46:17,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:17,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:17,712 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 13:46:17,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:17,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:17,715 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:17,726 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 [2021-11-23 13:46:17,741 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:17,741 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:17,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:17,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:17,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:17,742 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:17,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-23 13:46:17,762 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:46:17,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:17,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:17,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:17,833 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 13:46:17,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:17,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:17,844 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:17,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-23 13:46:17,856 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 [2021-11-23 13:46:17,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:17,870 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:17,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:17,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:17,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:17,871 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:17,879 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:17,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:17,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:17,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:17,931 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 13:46:17,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:17,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:17,933 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:17,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-23 13:46:17,940 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 [2021-11-23 13:46:17,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:17,951 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:17,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:17,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:17,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:17,952 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:46:17,960 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:46:17,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:17,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:18,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:18,123 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:46:18,123 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:46:18,123 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:46:18,124 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:46:18,124 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 13:46:18,124 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:18,124 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:46:18,124 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:46:18,124 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2021-11-23 13:46:18,125 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:46:18,125 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:46:18,132 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:18,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:18,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:18,324 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:46:18,324 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 13:46:18,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:18,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:18,326 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:18,339 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:46:18,340 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:46:18,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-23 13:46:18,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:18,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:18,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:18,418 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:18,426 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:46:18,426 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:46:18,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-23 13:46:18,463 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 13:46:18,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:18,512 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:46:18,512 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:46:18,512 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:46:18,512 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:46:18,512 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 13:46:18,512 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:18,512 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:46:18,513 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:46:18,513 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2021-11-23 13:46:18,513 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:46:18,513 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:46:18,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:18,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:18,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:18,654 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:46:18,655 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 13:46:18,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:18,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:18,660 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:18,668 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 [2021-11-23 13:46:18,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:18,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:18,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:18,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:18,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:46:18,682 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:46:18,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:18,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-23 13:46:18,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:18,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:18,742 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:18,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:18,744 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:18,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-23 13:46:18,753 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 [2021-11-23 13:46:18,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:18,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:18,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:18,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:46:18,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:46:18,783 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 13:46:18,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:18,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:18,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:18,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:18,853 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:18,864 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 [2021-11-23 13:46:18,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:18,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:18,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:18,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:18,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:46:18,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:46:18,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:18,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-23 13:46:18,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:18,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:18,921 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 13:46:18,922 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:18,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:18,923 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:18,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-23 13:46:18,928 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 [2021-11-23 13:46:18,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:18,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:18,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:18,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:18,940 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:18,942 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:46:18,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:18,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:18,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:18,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:18,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:18,992 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:19,024 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 [2021-11-23 13:46:19,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:19,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:19,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:19,037 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:19,048 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:46:19,049 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:46:19,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-23 13:46:19,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:19,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:19,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:19,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:19,124 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:19,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-23 13:46:19,137 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 [2021-11-23 13:46:19,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:19,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:19,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:19,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:19,149 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:19,150 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:46:19,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:19,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:19,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:19,208 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 13:46:19,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:19,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:19,210 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:19,217 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 [2021-11-23 13:46:19,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:19,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:19,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:19,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:19,229 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:19,230 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:19,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:19,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-23 13:46:19,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:19,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:19,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:19,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:19,300 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:19,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-23 13:46:19,301 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 [2021-11-23 13:46:19,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:19,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:19,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:19,311 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:19,323 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:46:19,323 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:46:19,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:19,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:19,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:19,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:19,388 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:19,400 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 [2021-11-23 13:46:19,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:19,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:19,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:19,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:19,413 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:19,414 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:19,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:19,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-23 13:46:19,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:19,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:19,473 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 13:46:19,473 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:19,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:19,475 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:19,503 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 [2021-11-23 13:46:19,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:19,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:19,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:19,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:19,516 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:19,517 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:46:19,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:19,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-23 13:46:19,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:19,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-11-23 13:46:19,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:19,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:19,567 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:19,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-23 13:46:19,569 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 [2021-11-23 13:46:19,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:19,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:19,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:19,580 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:19,594 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:46:19,595 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:46:19,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:19,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:19,666 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:19,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:19,668 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:19,676 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 [2021-11-23 13:46:19,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:19,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:19,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:19,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:19,689 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:19,690 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:46:19,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:19,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-23 13:46:19,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:19,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:19,749 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 13:46:19,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:19,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:19,752 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:19,756 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 [2021-11-23 13:46:19,768 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:19,768 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:19,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:19,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:19,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:19,769 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:19,770 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:46:19,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:19,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-23 13:46:19,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:19,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:19,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:19,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:19,826 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:19,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:46:19,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:19,841 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:19,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:19,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:19,841 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:19,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-23 13:46:19,851 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:46:19,851 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:46:19,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:19,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:19,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:19,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:19,928 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:19,930 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 [2021-11-23 13:46:19,942 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:19,942 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:19,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:19,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:19,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:19,943 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:19,944 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:46:19,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:19,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-23 13:46:19,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:20,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:20,005 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 13:46:20,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:20,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:20,008 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:20,012 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 [2021-11-23 13:46:20,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:20,024 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:46:20,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:20,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:20,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:20,025 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:20,027 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:20,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:20,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-23 13:46:20,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:20,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:20,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:20,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:20,098 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:20,108 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 [2021-11-23 13:46:20,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-23 13:46:20,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:20,121 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:46:20,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:20,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:20,121 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:20,134 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:46:20,134 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:46:20,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:20,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:20,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:20,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:20,228 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:20,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:46:20,243 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:20,243 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:46:20,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:20,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:20,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:20,244 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:20,245 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:20,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:20,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-23 13:46:20,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:20,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:20,304 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 13:46:20,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:20,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:20,306 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:20,308 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 [2021-11-23 13:46:20,320 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:20,320 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:20,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:20,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:20,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:20,321 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:20,324 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:46:20,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:20,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-23 13:46:20,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:20,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:20,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:20,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:20,398 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:20,405 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 [2021-11-23 13:46:20,418 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:20,418 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:20,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:20,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:20,419 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:20,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-23 13:46:20,435 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:46:20,436 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:46:20,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:20,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:20,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:20,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:20,556 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:20,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:46:20,571 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:20,572 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:20,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:20,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:20,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:20,572 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:20,574 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:46:20,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:20,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-23 13:46:20,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:20,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-11-23 13:46:20,615 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 13:46:20,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:20,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:20,616 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:20,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-23 13:46:20,618 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 [2021-11-23 13:46:20,627 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:20,627 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:20,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:20,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:20,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:20,628 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:20,628 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:20,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:20,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:20,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:20,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:20,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:20,680 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:20,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-23 13:46:20,681 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 [2021-11-23 13:46:20,691 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:20,691 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:20,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:20,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:20,691 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:20,703 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:46:20,703 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:46:20,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:20,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:20,775 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:20,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:20,780 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:20,784 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 [2021-11-23 13:46:20,795 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:20,796 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:20,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:20,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:20,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:20,796 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:20,798 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:20,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:20,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-23 13:46:20,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:20,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:20,849 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 13:46:20,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:20,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:20,851 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:20,857 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 [2021-11-23 13:46:20,869 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:20,869 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:20,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:20,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:20,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:20,870 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:46:20,871 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:46:20,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:20,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-23 13:46:20,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:20,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-11-23 13:46:20,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:20,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:20,922 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:20,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-23 13:46:20,924 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 [2021-11-23 13:46:20,934 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:20,934 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:20,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:20,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:20,935 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:46:20,959 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-23 13:46:20,959 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-23 13:46:21,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:21,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:21,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:21,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:21,054 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:21,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-23 13:46:21,056 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 [2021-11-23 13:46:21,068 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:21,068 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:21,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:21,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:21,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:21,069 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:46:21,070 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:46:21,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:21,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:21,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:21,150 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-23 13:46:21,151 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~r~0#1, main_~x~0#1, main_~a~0#1;havoc main_~r~0#1;havoc main_~x~0#1;main_~a~0#1 := 2 * main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~r~0#1 := 0; 3#L32-2true assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1; 3#L32-2true [2021-11-23 13:46:21,151 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1; 3#L32-2true [2021-11-23 13:46:21,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:46:21,152 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2021-11-23 13:46:21,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:46:21,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276429176] [2021-11-23 13:46:21,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:46:21,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:46:21,166 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:46:21,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1132068047] [2021-11-23 13:46:21,168 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 13:46:21,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:46:21,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:21,173 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:46:21,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-11-23 13:46:21,232 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 13:46:21,232 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 13:46:21,232 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:46:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:46:21,248 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:46:21,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:46:21,249 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2021-11-23 13:46:21,250 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:46:21,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508447926] [2021-11-23 13:46:21,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:46:21,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:46:21,253 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:46:21,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [545710209] [2021-11-23 13:46:21,256 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 13:46:21,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:46:21,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:21,265 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:46:21,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-11-23 13:46:21,309 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 13:46:21,309 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 13:46:21,309 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:46:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:46:21,316 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:46:21,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:46:21,317 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2021-11-23 13:46:21,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:46:21,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082198929] [2021-11-23 13:46:21,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:46:21,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:46:21,324 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 13:46:21,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [430916035] [2021-11-23 13:46:21,324 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 13:46:21,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:46:21,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:21,329 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:46:21,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-11-23 13:46:21,368 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-23 13:46:21,369 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 13:46:21,369 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 13:46:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 13:46:21,381 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 13:46:21,429 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:46:21,429 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:46:21,430 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:46:21,430 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:46:21,430 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 13:46:21,430 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:21,430 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:46:21,430 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:46:21,430 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2021-11-23 13:46:21,431 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:46:21,431 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:46:21,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:21,500 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:46:21,500 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 13:46:21,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:21,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:21,507 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:21,509 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:46:21,509 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:46:21,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-23 13:46:21,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:21,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:21,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:21,590 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:21,593 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:46:21,593 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:46:21,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-23 13:46:21,623 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 13:46:21,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:21,664 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:46:21,664 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:46:21,664 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:46:21,664 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:46:21,664 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 13:46:21,664 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:21,665 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:46:21,665 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:46:21,665 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2021-11-23 13:46:21,665 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:46:21,665 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:46:21,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:21,715 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:46:21,715 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 13:46:21,716 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:21,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:21,717 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:21,724 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 [2021-11-23 13:46:21,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:21,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:21,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:21,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:21,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:46:21,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:46:21,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:21,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-23 13:46:21,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:21,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:21,792 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 13:46:21,792 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:21,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:21,793 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:21,796 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 [2021-11-23 13:46:21,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-23 13:46:21,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:21,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:21,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:21,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:21,809 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:21,812 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:46:21,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:21,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:21,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-11-23 13:46:21,860 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 13:46:21,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:21,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:21,861 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:21,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-23 13:46:21,863 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 [2021-11-23 13:46:21,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:21,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:21,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:21,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:21,873 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:21,876 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:21,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:21,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:21,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:21,931 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 13:46:21,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:21,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:21,933 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:21,936 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 [2021-11-23 13:46:21,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:21,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:21,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:21,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:21,949 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:21,952 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:46:21,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:21,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-23 13:46:21,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:22,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:22,018 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 13:46:22,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:22,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:22,020 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:22,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:46:22,036 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:22,037 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:22,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:22,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:22,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:22,037 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:22,040 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:46:22,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:22,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-23 13:46:22,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:22,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:22,112 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 13:46:22,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:22,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:22,114 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:22,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-23 13:46:22,116 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 [2021-11-23 13:46:22,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:22,126 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:46:22,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:22,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:22,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:22,127 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:22,136 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:22,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:22,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:22,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:22,199 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 13:46:22,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:22,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:22,201 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:22,204 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 [2021-11-23 13:46:22,217 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:22,217 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:22,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:22,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:22,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:22,218 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:22,223 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:46:22,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:22,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-23 13:46:22,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:22,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:22,297 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 13:46:22,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:22,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:22,300 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:22,302 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 [2021-11-23 13:46:22,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:22,314 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:22,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:22,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:22,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:22,315 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:22,318 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:22,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:22,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-23 13:46:22,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:22,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:22,385 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 13:46:22,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:22,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:22,386 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:22,392 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 [2021-11-23 13:46:22,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:22,405 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:22,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:22,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:22,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:22,406 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:46:22,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:46:22,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:22,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-23 13:46:22,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:22,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:22,581 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:46:22,581 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:46:22,582 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:46:22,582 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:46:22,582 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 13:46:22,582 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:22,582 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:46:22,582 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:46:22,583 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2021-11-23 13:46:22,583 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:46:22,583 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:46:22,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:22,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:22,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:22,786 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:46:22,786 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 13:46:22,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:22,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:22,796 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:22,798 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:46:22,799 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:46:22,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-23 13:46:22,819 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 13:46:22,819 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: [] [2021-11-23 13:46:22,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:22,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:22,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:22,861 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:22,864 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 13:46:22,865 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:46:22,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-23 13:46:22,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:22,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:22,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:22,936 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:22,938 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 13:46:22,938 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 13:46:22,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-23 13:46:22,979 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 13:46:23,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:23,021 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 13:46:23,021 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 13:46:23,021 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 13:46:23,021 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 13:46:23,021 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 13:46:23,021 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,021 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 13:46:23,021 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 13:46:23,021 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2021-11-23 13:46:23,022 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 13:46:23,022 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 13:46:23,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:23,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:23,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 13:46:23,156 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 13:46:23,156 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 13:46:23,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:23,157 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:23,168 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 [2021-11-23 13:46:23,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-23 13:46:23,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:23,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:23,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:23,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:23,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:46:23,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:46:23,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:23,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:23,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:23,214 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:23,215 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:23,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-23 13:46:23,217 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 [2021-11-23 13:46:23,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:23,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:23,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:23,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:46:23,231 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:46:23,231 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 13:46:23,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:23,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-23 13:46:23,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:23,298 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:23,304 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 [2021-11-23 13:46:23,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:23,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:23,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:23,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:23,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 13:46:23,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 13:46:23,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:23,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-23 13:46:23,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:23,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:23,372 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 13:46:23,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:23,373 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:23,376 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 [2021-11-23 13:46:23,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:23,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:23,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:23,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:23,388 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:23,388 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:46:23,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:23,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-23 13:46:23,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:23,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:23,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:23,445 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:23,448 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 [2021-11-23 13:46:23,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:23,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:23,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:23,459 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:23,467 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:46:23,467 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:46:23,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-23 13:46:23,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:23,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:23,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:23,536 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:23,538 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 [2021-11-23 13:46:23,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:23,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:23,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:23,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:23,549 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:23,550 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:46:23,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:23,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-23 13:46:23,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:23,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:23,604 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 13:46:23,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:23,608 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:23,610 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 [2021-11-23 13:46:23,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:23,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:23,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:23,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:23,622 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:23,623 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:23,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:23,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-23 13:46:23,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:23,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-11-23 13:46:23,663 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:23,664 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:23,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-23 13:46:23,668 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 [2021-11-23 13:46:23,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:23,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:23,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:23,677 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:23,693 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:46:23,693 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:46:23,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:23,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:23,738 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:23,743 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:23,751 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 [2021-11-23 13:46:23,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:23,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:23,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:23,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:23,764 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:23,764 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:23,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:23,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-23 13:46:23,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:23,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-11-23 13:46:23,828 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 13:46:23,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:23,829 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:23,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-23 13:46:23,831 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 [2021-11-23 13:46:23,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:23,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:23,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:23,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:23,840 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:23,841 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:46:23,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:23,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:23,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:23,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:23,869 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:23,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-23 13:46:23,870 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 [2021-11-23 13:46:23,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:23,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:23,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:23,885 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:23,905 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:46:23,906 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:46:23,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:23,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:23,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:23,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:23,956 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:23,965 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 [2021-11-23 13:46:23,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-23 13:46:23,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 13:46:23,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:23,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:23,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:23,980 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:23,981 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:46:23,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:23,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:24,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:24,038 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 13:46:24,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:24,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:24,040 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:24,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-23 13:46:24,041 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 [2021-11-23 13:46:24,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:24,050 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:24,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:24,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:24,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:24,050 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:24,052 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:46:24,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:24,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:24,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-23 13:46:24,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:24,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:24,085 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:24,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-23 13:46:24,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:46:24,096 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:24,096 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:24,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:24,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:24,096 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:24,107 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 13:46:24,108 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 13:46:24,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:24,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:24,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:24,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:24,181 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:24,184 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 [2021-11-23 13:46:24,195 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:24,196 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:24,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:24,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:24,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:24,196 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 13:46:24,197 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 13:46:24,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:24,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-23 13:46:24,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:24,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-23 13:46:24,234 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 13:46:24,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:24,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:24,235 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:24,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-23 13:46:24,236 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 [2021-11-23 13:46:24,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:24,246 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:46:24,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:24,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:24,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:24,246 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:24,247 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:24,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:24,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:24,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-23 13:46:24,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:24,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:24,304 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:24,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-23 13:46:24,306 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 [2021-11-23 13:46:24,316 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:24,316 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:46:24,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:24,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:24,316 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:24,340 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:46:24,340 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:46:24,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:24,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:24,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:24,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:24,443 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:24,447 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 [2021-11-23 13:46:24,459 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:24,459 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 13:46:24,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:24,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:24,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:24,459 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:24,461 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:24,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:24,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-23 13:46:24,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:24,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:24,521 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 13:46:24,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:24,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:24,522 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:24,527 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 [2021-11-23 13:46:24,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:24,540 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:24,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:24,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:24,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:24,540 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:24,542 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:46:24,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:24,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-23 13:46:24,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:24,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:24,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:24,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:24,609 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:24,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 13:46:24,627 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:24,627 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:24,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:24,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:24,627 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:24,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-23 13:46:24,641 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 13:46:24,641 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 13:46:24,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:24,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-11-23 13:46:24,760 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:24,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:24,761 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:24,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-23 13:46:24,763 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 [2021-11-23 13:46:24,772 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:24,772 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:24,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:24,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:24,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:24,773 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 13:46:24,774 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 13:46:24,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:24,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:24,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-23 13:46:24,837 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 13:46:24,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:24,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:24,838 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:24,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-23 13:46:24,840 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 [2021-11-23 13:46:24,849 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:24,849 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:24,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:24,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:24,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:24,850 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:24,851 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:24,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:24,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:24,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-11-23 13:46:24,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:24,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:24,899 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:24,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-23 13:46:24,901 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 [2021-11-23 13:46:24,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:24,912 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:24,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:24,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:24,912 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:24,923 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 13:46:24,923 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 13:46:24,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:24,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-11-23 13:46:24,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:24,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:24,979 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:24,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-23 13:46:24,985 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 [2021-11-23 13:46:24,994 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:24,994 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 13:46:24,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:24,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:24,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:24,994 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 13:46:24,995 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 13:46:24,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:24,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:25,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:25,021 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 13:46:25,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:25,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:25,023 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:25,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-23 13:46:25,024 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 [2021-11-23 13:46:25,040 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:25,041 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:25,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:25,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:25,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:25,041 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:46:25,043 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:46:25,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:25,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:25,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-11-23 13:46:25,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:25,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:25,096 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:25,104 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 [2021-11-23 13:46:25,117 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:25,117 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:25,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:25,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:25,117 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:46:25,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-23 13:46:25,136 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-23 13:46:25,136 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-23 13:46:25,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:25,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:25,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 13:46:25,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:46:25,241 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 13:46:25,246 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 [2021-11-23 13:46:25,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 13:46:25,258 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 13:46:25,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 13:46:25,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 13:46:25,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 13:46:25,259 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 13:46:25,260 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 13:46:25,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 13:46:25,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-23 13:46:25,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 13:46:25,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:25,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 01:46:25 BoogieIcfgContainer [2021-11-23 13:46:25,334 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-23 13:46:25,336 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 13:46:25,336 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 13:46:25,337 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 13:46:25,337 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:15" (3/4) ... [2021-11-23 13:46:25,344 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 13:46:25,345 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 13:46:25,347 INFO L158 Benchmark]: Toolchain (without parser) took 10092.10ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 85.7MB in the beginning and 71.9MB in the end (delta: 13.8MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2021-11-23 13:46:25,350 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:46:25,351 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.29ms. Allocated memory is still 113.2MB. Free memory was 85.3MB in the beginning and 90.1MB in the end (delta: -4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 13:46:25,352 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.69ms. Allocated memory is still 113.2MB. Free memory was 90.1MB in the beginning and 89.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:46:25,352 INFO L158 Benchmark]: Boogie Preprocessor took 20.79ms. Allocated memory is still 113.2MB. Free memory was 89.0MB in the beginning and 88.1MB in the end (delta: 955.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 13:46:25,353 INFO L158 Benchmark]: RCFGBuilder took 351.17ms. Allocated memory is still 113.2MB. Free memory was 88.1MB in the beginning and 80.0MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 13:46:25,354 INFO L158 Benchmark]: BuchiAutomizer took 9369.46ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 79.7MB in the beginning and 71.9MB in the end (delta: 7.8MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2021-11-23 13:46:25,354 INFO L158 Benchmark]: Witness Printer took 8.83ms. Allocated memory is still 136.3MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:46:25,357 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.29ms. Allocated memory is still 113.2MB. Free memory was 85.3MB in the beginning and 90.1MB in the end (delta: -4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.69ms. Allocated memory is still 113.2MB. Free memory was 90.1MB in the beginning and 89.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.79ms. Allocated memory is still 113.2MB. Free memory was 89.0MB in the beginning and 88.1MB in the end (delta: 955.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 351.17ms. Allocated memory is still 113.2MB. Free memory was 88.1MB in the beginning and 80.0MB in the end (delta: 8.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 9369.46ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 79.7MB in the beginning and 71.9MB in the end (delta: 7.8MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. * Witness Printer took 8.83ms. Allocated memory is still 136.3MB. Free memory is still 71.9MB. 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 9.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 9.1s. 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: inital32 mio100 ax100 hnf98 lsp100 ukn100 mio100 lsp100 div191 bol100 ite100 ukn100 eq176 hnf76 smp98 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 101ms VariablesStem: 6 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_~r~0#1, main_~x~0#1, main_~a~0#1;havoc main_~r~0#1;havoc main_~x~0#1;main_~a~0#1 := 2 * main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~r~0#1 := 0;" "assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1;" Loop: "assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-23 13:46:25,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:25,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:25,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:26,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 13:46:26,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-23 13:46:26,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/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_a11e5c3f-de2d-4cd2-8c20-20823fdaaaac/bin/uautomizer-wIGwrQj20G/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