./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/hard-both-t.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_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/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_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/hard-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/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_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/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 c7cfcefaaac3e5ad4485a41db0ef9afcc8017185918390376965bc3ffc33f2ce --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 12:23:59,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 12:23:59,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 12:23:59,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 12:23:59,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 12:23:59,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 12:23:59,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 12:23:59,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 12:23:59,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 12:23:59,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 12:23:59,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 12:23:59,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 12:23:59,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 12:23:59,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 12:23:59,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 12:23:59,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 12:23:59,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 12:23:59,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 12:23:59,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 12:23:59,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 12:23:59,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 12:23:59,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 12:23:59,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 12:23:59,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 12:23:59,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 12:23:59,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 12:23:59,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 12:23:59,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 12:23:59,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 12:23:59,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 12:23:59,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 12:23:59,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 12:23:59,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 12:23:59,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 12:23:59,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 12:23:59,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 12:23:59,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 12:23:59,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 12:23:59,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 12:23:59,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 12:23:59,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 12:23:59,773 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-23 12:23:59,825 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 12:23:59,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 12:23:59,826 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 12:23:59,826 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 12:23:59,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 12:23:59,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 12:23:59,829 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 12:23:59,830 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-23 12:23:59,830 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-23 12:23:59,830 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-23 12:23:59,832 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-23 12:23:59,832 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-23 12:23:59,832 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-23 12:23:59,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 12:23:59,833 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 12:23:59,833 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 12:23:59,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 12:23:59,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 12:23:59,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 12:23:59,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-23 12:23:59,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-23 12:23:59,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-23 12:23:59,835 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 12:23:59,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 12:23:59,836 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-23 12:23:59,836 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 12:23:59,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-23 12:23:59,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 12:23:59,839 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 12:23:59,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 12:23:59,839 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 12:23:59,840 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 12:23:59,841 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-23 12:23:59,842 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_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7cfcefaaac3e5ad4485a41db0ef9afcc8017185918390376965bc3ffc33f2ce [2021-11-23 12:24:00,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 12:24:00,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 12:24:00,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 12:24:00,240 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 12:24:00,242 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 12:24:00,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/termination-nla/hard-both-t.c [2021-11-23 12:24:00,348 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/data/038e228c6/00380d2039454ea3946053c9eb5205a8/FLAG7d404a929 [2021-11-23 12:24:00,905 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 12:24:00,905 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/sv-benchmarks/c/termination-nla/hard-both-t.c [2021-11-23 12:24:00,912 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/data/038e228c6/00380d2039454ea3946053c9eb5205a8/FLAG7d404a929 [2021-11-23 12:24:01,293 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/data/038e228c6/00380d2039454ea3946053c9eb5205a8 [2021-11-23 12:24:01,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 12:24:01,300 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 12:24:01,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 12:24:01,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 12:24:01,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 12:24:01,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:01" (1/1) ... [2021-11-23 12:24:01,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b74979c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01, skipping insertion in model container [2021-11-23 12:24:01,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:01" (1/1) ... [2021-11-23 12:24:01,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 12:24:01,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 12:24:01,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 12:24:01,522 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 12:24:01,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 12:24:01,551 INFO L208 MainTranslator]: Completed translation [2021-11-23 12:24:01,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01 WrapperNode [2021-11-23 12:24:01,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 12:24:01,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 12:24:01,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 12:24:01,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 12:24:01,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01" (1/1) ... [2021-11-23 12:24:01,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01" (1/1) ... [2021-11-23 12:24:01,586 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2021-11-23 12:24:01,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 12:24:01,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 12:24:01,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 12:24:01,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 12:24:01,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01" (1/1) ... [2021-11-23 12:24:01,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01" (1/1) ... [2021-11-23 12:24:01,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01" (1/1) ... [2021-11-23 12:24:01,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01" (1/1) ... [2021-11-23 12:24:01,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01" (1/1) ... [2021-11-23 12:24:01,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01" (1/1) ... [2021-11-23 12:24:01,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01" (1/1) ... [2021-11-23 12:24:01,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 12:24:01,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 12:24:01,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 12:24:01,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 12:24:01,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01" (1/1) ... [2021-11-23 12:24:01,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:01,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:01,650 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:01,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-23 12:24:01,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 12:24:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 12:24:01,782 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 12:24:01,783 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 12:24:01,930 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 12:24:01,937 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 12:24:01,938 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 12:24:01,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:01 BoogieIcfgContainer [2021-11-23 12:24:01,940 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 12:24:01,942 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-23 12:24:01,942 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-23 12:24:01,946 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-23 12:24:01,947 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 12:24:01,947 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 12:24:01" (1/3) ... [2021-11-23 12:24:01,950 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4aaf2850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 12:24:01, skipping insertion in model container [2021-11-23 12:24:01,951 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 12:24:01,951 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:01" (2/3) ... [2021-11-23 12:24:01,951 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4aaf2850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 12:24:01, skipping insertion in model container [2021-11-23 12:24:01,951 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 12:24:01,952 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:01" (3/3) ... [2021-11-23 12:24:01,953 INFO L388 chiAutomizerObserver]: Analyzing ICFG hard-both-t.c [2021-11-23 12:24:02,051 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-23 12:24:02,051 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-23 12:24:02,052 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-23 12:24:02,052 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-23 12:24:02,052 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-23 12:24:02,052 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-23 12:24:02,052 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-23 12:24:02,052 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-23 12:24:02,067 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 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 12:24:02,086 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-11-23 12:24:02,087 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-23 12:24:02,087 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-23 12:24:02,093 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-23 12:24:02,093 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-23 12:24:02,093 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-23 12:24:02,093 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 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 12:24:02,095 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-11-23 12:24:02,095 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-23 12:24:02,095 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-23 12:24:02,096 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-23 12:24:02,096 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-23 12:24:02,102 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~B~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 8#L28true assume !(main_~B~0#1 < 1);main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0; 9#L35-2true [2021-11-23 12:24:02,102 INFO L793 eck$LassoCheckResult]: Loop: 9#L35-2true assume !false; 14#L39true assume !!(main_~r~0#1 >= main_~B~0#1 * main_~p~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 9#L35-2true [2021-11-23 12:24:02,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:24:02,108 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-11-23 12:24:02,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:24:02,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072792358] [2021-11-23 12:24:02,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:24:02,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:24:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:24:02,203 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:24:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:24:02,229 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:24:02,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:24:02,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1478, now seen corresponding path program 1 times [2021-11-23 12:24:02,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:24:02,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339676775] [2021-11-23 12:24:02,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:24:02,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:24:02,241 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 12:24:02,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1297446711] [2021-11-23 12:24:02,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:24:02,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 12:24:02,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:02,262 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 12:24:02,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 12:24:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:24:02,303 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:24:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:24:02,314 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:24:02,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:24:02,317 INFO L85 PathProgramCache]: Analyzing trace with hash 28695977, now seen corresponding path program 1 times [2021-11-23 12:24:02,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:24:02,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199340216] [2021-11-23 12:24:02,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:24:02,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:24:02,326 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 12:24:02,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1397827807] [2021-11-23 12:24:02,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:24:02,327 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 12:24:02,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:02,357 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 12:24:02,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 12:24:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:24:02,472 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:24:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:24:02,494 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:24:02,703 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 12:24:02,704 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 12:24:02,704 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 12:24:02,704 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 12:24:02,704 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 12:24:02,705 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:02,705 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 12:24:02,705 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 12:24:02,706 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard-both-t.c_Iteration1_Lasso [2021-11-23 12:24:02,706 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 12:24:02,707 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 12:24:02,731 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 12:24:02,741 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 12:24:02,746 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 12:24:02,750 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 12:24:02,774 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 12:24:02,894 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 12:24:02,895 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 12:24:02,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:02,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:02,931 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:02,942 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 12:24:02,942 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 12:24:02,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-23 12:24:02,976 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 12:24:02,976 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~q~0#1=0} Honda state: {ULTIMATE.start_main_~q~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-23 12:24:03,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:03,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:03,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:03,018 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:03,026 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 12:24:03,026 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 12:24:03,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-23 12:24:03,061 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 12:24:03,062 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-23 12:24:03,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:03,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:03,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:03,107 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:03,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-23 12:24:03,118 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 12:24:03,118 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 12:24:03,141 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 12:24:03,142 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-23 12:24:03,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:03,182 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:03,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:03,184 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:03,195 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 12:24:03,195 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 12:24:03,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-23 12:24:03,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:03,266 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:03,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:03,268 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:03,275 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 12:24:03,275 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 12:24:03,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-23 12:24:03,317 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 12:24:03,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:03,358 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 12:24:03,358 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 12:24:03,358 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 12:24:03,358 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 12:24:03,359 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 12:24:03,359 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:03,359 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 12:24:03,359 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 12:24:03,359 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard-both-t.c_Iteration1_Lasso [2021-11-23 12:24:03,359 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 12:24:03,360 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 12:24:03,362 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 12:24:03,368 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 12:24:03,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:24:03,376 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 12:24:03,400 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 12:24:03,507 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 12:24:03,513 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 12:24:03,515 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:03,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:03,518 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:03,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:03,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:03,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:03,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:03,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:24:03,550 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:24:03,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:24:03,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-23 12:24:03,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:03,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:03,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:03,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:03,616 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:03,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-23 12:24:03,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:03,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:03,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:03,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:03,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:03,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:24:03,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:24:03,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:03,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:03,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:03,693 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:03,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:03,694 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:03,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-23 12:24:03,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:03,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:03,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:03,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:03,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:03,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:24:03,711 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:24:03,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:03,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:03,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:03,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:03,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:03,780 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:03,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:03,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:03,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:03,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:03,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:24:03,815 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:24:03,816 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:24:03,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-23 12:24:03,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:03,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:03,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:03,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:03,887 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:03,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:03,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:03,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:03,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:03,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:03,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:24:03,910 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:24:03,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:03,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-23 12:24:03,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:03,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:03,971 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 12:24:03,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:03,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:03,972 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:03,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:03,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:03,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:03,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:03,995 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:03,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-23 12:24:04,001 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 12:24:04,001 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 12:24:04,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:04,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:04,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:04,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:04,064 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:04,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:04,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:04,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:04,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:04,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:04,083 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:04,084 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 12:24:04,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:04,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-23 12:24:04,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:04,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:04,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:04,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:04,146 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:04,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:04,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:04,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:04,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:04,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:04,163 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:04,164 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 12:24:04,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:04,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-23 12:24:04,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:04,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:04,206 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:04,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:04,207 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:04,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-23 12:24:04,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:04,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:04,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:04,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:04,224 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:04,267 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 12:24:04,267 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 12:24:04,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:04,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:04,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:04,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:04,393 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:04,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-23 12:24:04,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:04,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:04,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:04,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:04,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:04,433 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:04,435 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 12:24:04,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:04,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:04,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:04,487 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 12:24:04,487 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:04,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:04,490 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:04,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-23 12:24:04,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:04,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:04,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:04,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:04,504 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:04,515 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 12:24:04,515 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 12:24:04,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:04,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:04,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:04,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:04,580 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:04,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:04,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-23 12:24:04,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:04,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:04,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:04,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:04,612 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:04,613 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:04,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:04,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:04,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:04,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:04,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:04,659 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:04,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-23 12:24:04,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:04,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:04,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:04,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:04,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:04,673 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:04,675 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:04,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:04,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:04,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:04,714 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:04,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:04,715 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:04,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-23 12:24:04,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:04,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:04,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:04,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:04,729 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:04,747 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 12:24:04,748 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 12:24:04,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:04,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:04,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:04,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:04,807 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:04,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-23 12:24:04,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:04,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:04,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:04,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:04,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:04,818 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:04,819 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:04,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:04,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:04,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:04,870 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 12:24:04,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:04,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:04,872 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:04,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-23 12:24:04,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:04,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:04,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:04,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:04,889 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:04,894 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 12:24:04,894 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 12:24:04,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:04,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:04,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:04,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:04,941 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:04,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-23 12:24:04,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:04,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:04,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:04,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:04,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:04,952 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:04,955 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 12:24:04,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:04,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:05,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:05,032 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:05,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:05,033 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:05,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:05,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:05,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:05,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:05,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:05,050 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:05,051 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 12:24:05,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:05,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-23 12:24:05,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:05,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:05,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:05,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:05,107 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:05,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:05,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-23 12:24:05,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:05,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:05,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:05,120 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:05,151 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 12:24:05,151 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 12:24:05,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:05,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:05,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:05,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:05,246 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:05,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:05,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-23 12:24:05,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:05,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:05,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:05,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:05,260 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:05,263 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 12:24:05,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:05,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:05,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-11-23 12:24:05,307 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 12:24:05,307 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:05,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:05,308 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:05,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-23 12:24:05,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:05,323 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:05,323 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:05,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:05,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:05,324 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:05,326 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 12:24:05,327 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 12:24:05,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:05,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:05,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:05,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:05,386 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:05,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-23 12:24:05,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:05,399 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:05,399 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:05,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:05,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:05,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:05,399 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:05,400 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 12:24:05,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:05,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:05,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:05,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:05,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:05,443 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:05,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-23 12:24:05,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:05,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:05,453 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:05,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:05,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:05,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:05,454 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:05,454 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 12:24:05,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:05,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:05,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:05,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:05,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:05,518 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:05,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-23 12:24:05,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:05,529 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:05,529 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:05,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:05,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:05,530 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:05,553 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 12:24:05,553 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 12:24:05,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:05,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:05,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:05,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:05,695 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:05,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-23 12:24:05,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:05,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:05,708 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:05,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:05,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:05,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:05,708 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:05,713 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 12:24:05,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:05,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:05,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-11-23 12:24:05,773 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 12:24:05,773 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:05,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:05,775 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:05,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:05,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:05,790 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 12:24:05,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:05,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:05,790 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:05,794 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 12:24:05,794 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 12:24:05,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-23 12:24:05,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:05,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-23 12:24:05,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:05,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:05,841 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:05,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-23 12:24:05,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:05,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:05,854 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 12:24:05,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:05,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:05,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:05,854 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:05,857 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:05,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:05,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:05,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:05,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:05,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:05,930 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:05,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:05,946 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:05,946 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 12:24:05,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:05,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:05,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:05,946 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:05,948 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:05,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:05,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-23 12:24:05,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:06,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:06,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:06,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:06,010 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:06,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:06,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:06,026 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 12:24:06,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:06,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:06,026 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:06,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-23 12:24:06,050 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 12:24:06,050 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 12:24:06,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:06,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:06,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:06,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:06,380 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:06,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-23 12:24:06,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:06,390 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:06,391 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 12:24:06,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:06,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:06,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:06,391 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:06,393 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:06,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:06,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:06,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-11-23 12:24:06,449 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 12:24:06,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:06,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:06,450 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:06,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:06,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-23 12:24:06,471 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:06,471 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:06,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:06,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:06,472 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:06,481 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 12:24:06,481 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 12:24:06,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:06,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:06,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:06,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:06,543 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:06,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:06,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-23 12:24:06,567 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:06,567 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:06,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:06,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:06,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:06,568 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:06,569 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 12:24:06,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:06,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:06,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:06,628 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:06,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:06,629 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:06,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:06,645 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:06,645 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:06,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:06,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:06,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:06,646 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:06,648 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 12:24:06,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:06,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-23 12:24:06,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:06,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:06,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:06,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:06,703 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:06,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:06,724 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:06,724 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:06,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:06,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:06,725 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:06,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-23 12:24:06,768 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 12:24:06,768 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 12:24:07,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:07,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-23 12:24:07,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:07,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:07,773 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:07,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-23 12:24:07,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:07,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:07,784 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:07,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:07,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:07,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:07,784 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:07,786 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 12:24:07,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:07,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:07,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-23 12:24:07,820 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 12:24:07,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:07,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:07,822 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:07,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-23 12:24:07,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:07,835 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:07,836 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:07,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:07,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:07,836 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:07,841 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 12:24:07,841 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 12:24:07,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:07,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:07,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:07,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:07,908 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:07,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:07,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:07,924 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:07,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:07,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:07,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:07,925 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:07,925 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:07,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:07,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-23 12:24:07,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:07,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:07,990 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:07,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:07,994 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:08,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:08,016 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:08,016 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:08,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:08,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:08,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:08,017 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:08,018 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:08,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:08,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-23 12:24:08,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:08,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:08,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:08,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:08,072 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:08,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:08,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-23 12:24:08,084 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:08,084 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:08,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:08,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:08,084 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:08,094 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 12:24:08,094 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 12:24:08,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:08,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-23 12:24:08,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:08,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:08,193 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:08,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:08,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:08,212 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:08,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:08,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:08,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:08,213 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:08,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-23 12:24:08,214 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:08,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:08,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:08,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:08,273 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 12:24:08,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:08,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:08,275 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:08,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:08,288 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:08,288 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:08,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:08,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:08,289 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 12:24:08,293 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-23 12:24:08,294 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-23 12:24:08,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-23 12:24:08,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:08,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:08,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:08,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:08,356 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:08,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:08,370 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:08,370 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:08,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:08,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:08,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:08,370 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 12:24:08,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:24:08,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:08,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-23 12:24:08,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:08,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:08,426 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:08,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:08,428 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:08,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:08,445 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:08,446 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:08,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:08,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:08,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:08,446 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 12:24:08,448 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:24:08,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:08,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-23 12:24:08,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:08,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:08,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:08,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:08,509 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:08,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:08,525 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:08,525 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:08,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:08,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:08,526 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 12:24:08,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-23 12:24:08,551 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-23 12:24:08,551 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-23 12:24:08,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:08,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-11-23 12:24:08,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:08,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:08,906 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:08,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-23 12:24:08,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:08,916 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:08,917 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:08,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:08,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:08,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:08,917 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 12:24:08,918 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:24:08,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:08,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:08,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:08,983 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-23 12:24:08,983 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~B~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 8#L28true assume !(main_~B~0#1 < 1);main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0; 9#L35-2true assume !false; 14#L39true assume !!(main_~r~0#1 >= main_~B~0#1 * main_~p~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 9#L35-2true [2021-11-23 12:24:08,983 INFO L793 eck$LassoCheckResult]: Loop: 9#L35-2true assume !false; 14#L39true assume !!(main_~r~0#1 >= main_~B~0#1 * main_~p~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 9#L35-2true [2021-11-23 12:24:08,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:24:08,984 INFO L85 PathProgramCache]: Analyzing trace with hash 28695977, now seen corresponding path program 2 times [2021-11-23 12:24:08,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:24:08,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120357095] [2021-11-23 12:24:08,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:24:08,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:24:08,993 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 12:24:08,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1222383434] [2021-11-23 12:24:08,994 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 12:24:08,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 12:24:08,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:08,998 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 12:24:09,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-11-23 12:24:09,048 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 12:24:09,049 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 12:24:09,049 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:24:09,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:24:09,068 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:24:09,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:24:09,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1478, now seen corresponding path program 2 times [2021-11-23 12:24:09,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:24:09,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983152580] [2021-11-23 12:24:09,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:24:09,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:24:09,072 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 12:24:09,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [286641642] [2021-11-23 12:24:09,073 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 12:24:09,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 12:24:09,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:09,086 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 12:24:09,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2021-11-23 12:24:09,125 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 12:24:09,125 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 12:24:09,126 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:24:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:24:09,131 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:24:09,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:24:09,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1807030638, now seen corresponding path program 3 times [2021-11-23 12:24:09,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:24:09,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398158245] [2021-11-23 12:24:09,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:24:09,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:24:09,136 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-23 12:24:09,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1565393483] [2021-11-23 12:24:09,137 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 12:24:09,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 12:24:09,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:09,145 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 12:24:09,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2021-11-23 12:24:09,177 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-23 12:24:09,177 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 12:24:09,178 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:24:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:24:09,193 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:24:09,317 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 12:24:09,317 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 12:24:09,317 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 12:24:09,317 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 12:24:09,318 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-23 12:24:09,318 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:09,318 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 12:24:09,318 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 12:24:09,318 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard-both-t.c_Iteration1_Lasso [2021-11-23 12:24:09,318 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 12:24:09,318 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 12:24:09,322 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 12:24:09,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:24:09,327 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 12:24:09,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:24:09,347 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 12:24:09,445 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 12:24:09,445 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-23 12:24:09,445 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:09,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:09,453 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:09,455 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 12:24:09,455 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 12:24:09,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-23 12:24:09,477 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 12:24:09,477 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 12:24:09,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:09,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:09,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:09,517 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:09,523 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 12:24:09,523 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 12:24:09,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-23 12:24:09,549 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 12:24:09,550 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-23 12:24:09,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:09,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:09,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:09,590 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:09,593 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 12:24:09,593 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 12:24:09,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-23 12:24:09,617 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-23 12:24:09,617 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-23 12:24:09,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:09,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:09,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:09,659 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:09,661 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-23 12:24:09,661 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 12:24:09,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-23 12:24:09,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:09,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:09,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:09,732 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:09,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-23 12:24:09,735 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-23 12:24:09,735 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-23 12:24:09,759 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-23 12:24:09,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-11-23 12:24:09,781 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 12:24:09,781 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 12:24:09,781 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 12:24:09,781 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 12:24:09,781 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 12:24:09,781 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:09,781 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 12:24:09,781 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 12:24:09,781 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard-both-t.c_Iteration1_Lasso [2021-11-23 12:24:09,781 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 12:24:09,782 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 12:24:09,783 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 12:24:09,786 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 12:24:09,789 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 12:24:09,792 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 12:24:09,794 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 12:24:09,908 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 12:24:09,908 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 12:24:09,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:09,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:09,909 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:09,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:09,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:09,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:09,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:09,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:09,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:24:09,928 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:24:09,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:09,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-23 12:24:09,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:09,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:09,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:09,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:09,987 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:09,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:10,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:24:10,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:24:10,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:10,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-23 12:24:10,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:10,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,054 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:10,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-23 12:24:10,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:24:10,070 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:24:10,070 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:24:10,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-11-23 12:24:10,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,119 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-23 12:24:10,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:10,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:24:10,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:24:10,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:10,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-23 12:24:10,154 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,155 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-23 12:24:10,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:24:10,170 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:24:10,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:24:10,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:10,231 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-23 12:24:10,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,232 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:10,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,253 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:10,254 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 12:24:10,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:10,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-23 12:24:10,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-11-23 12:24:10,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,290 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-23 12:24:10,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:10,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,308 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:10,309 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 12:24:10,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:10,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-11-23 12:24:10,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,345 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-23 12:24:10,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,355 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:10,357 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 12:24:10,357 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 12:24:10,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-11-23 12:24:10,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,414 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:10,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-23 12:24:10,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:10,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,431 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:10,431 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 12:24:10,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:10,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:10,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,460 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-23 12:24:10,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,471 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:10,478 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 12:24:10,478 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 12:24:10,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:10,544 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-23 12:24:10,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,545 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-23 12:24:10,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:10,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:10,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,556 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:10,557 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:10,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:10,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-23 12:24:10,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,582 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-23 12:24:10,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:10,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,592 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:10,593 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:10,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:10,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-23 12:24:10,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,618 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-23 12:24:10,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,629 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:10,632 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 12:24:10,632 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 12:24:10,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-23 12:24:10,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,679 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-23 12:24:10,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:10,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,689 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:10,689 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:10,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:10,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:10,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,723 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-23 12:24:10,724 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 12:24:10,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,734 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:10,751 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 12:24:10,752 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 12:24:10,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-23 12:24:10,812 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-23 12:24:10,812 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,813 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-23 12:24:10,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:10,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,824 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:10,824 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 12:24:10,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:10,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:10,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,858 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-23 12:24:10,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:10,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,868 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:10,869 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 12:24:10,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:10,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-11-23 12:24:10,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,893 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-23 12:24:10,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,904 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:10,907 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 12:24:10,908 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 12:24:10,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-11-23 12:24:10,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,936 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-23 12:24:10,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:10,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,947 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:10,948 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 12:24:10,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:10,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:10,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-11-23 12:24:10,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:10,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:10,973 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:10,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-23 12:24:10,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:10,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:24:10,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:10,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:10,993 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:11,004 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 12:24:11,005 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 12:24:11,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:11,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-23 12:24:11,104 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-23 12:24:11,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:11,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:11,105 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:11,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-23 12:24:11,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:11,115 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:11,115 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:11,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:11,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:11,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:11,116 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:11,116 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 12:24:11,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:11,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:11,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-11-23 12:24:11,143 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:11,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:11,144 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:11,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-23 12:24:11,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:11,153 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:11,153 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:11,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:11,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:11,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:11,154 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:11,154 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 12:24:11,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:11,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:11,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-11-23 12:24:11,179 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:11,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:11,179 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:11,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-23 12:24:11,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:11,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:11,189 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:11,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:11,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:11,189 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:11,191 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 12:24:11,191 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 12:24:11,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:11,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-11-23 12:24:11,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:11,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:11,218 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:11,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-23 12:24:11,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:11,227 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:11,227 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:11,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:11,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:11,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:11,228 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:11,229 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-23 12:24:11,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:11,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:11,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:11,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:11,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:11,255 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:11,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-23 12:24:11,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:11,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:11,267 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:11,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:11,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:11,267 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-23 12:24:11,287 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-23 12:24:11,287 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-23 12:24:11,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:11,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-11-23 12:24:11,371 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-23 12:24:11,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:11,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:11,372 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:11,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-23 12:24:11,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:11,384 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:11,384 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 12:24:11,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:11,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:11,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:11,384 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:11,390 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:11,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:11,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:11,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:11,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:11,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:11,460 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:11,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-23 12:24:11,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:11,475 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:11,475 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 12:24:11,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:11,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:11,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:11,476 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:11,477 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:11,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:11,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:11,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-11-23 12:24:11,502 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:11,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:11,503 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:11,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-23 12:24:11,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:11,512 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:11,512 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 12:24:11,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:11,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:11,513 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:11,516 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 12:24:11,516 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 12:24:11,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:11,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:11,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:11,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:11,560 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:11,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-23 12:24:11,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:11,570 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:11,570 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 12:24:11,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:11,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:11,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:11,571 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:11,572 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:11,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:11,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:11,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-11-23 12:24:11,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:11,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:11,621 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:11,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-23 12:24:11,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:11,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:11,633 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-23 12:24:11,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:11,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:11,634 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:11,649 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 12:24:11,650 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 12:24:11,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:11,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:11,958 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-23 12:24:11,958 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:11,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:11,959 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:11,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-23 12:24:11,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:11,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:11,972 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:11,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:11,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:11,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:11,972 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:11,973 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 12:24:11,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:11,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:12,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:12,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:12,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:12,003 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:12,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-23 12:24:12,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:12,014 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:12,014 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:12,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:12,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:12,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:12,014 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:12,015 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 12:24:12,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:12,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:12,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-11-23 12:24:12,042 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:12,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:12,043 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:12,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-23 12:24:12,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:12,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:12,053 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:12,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:12,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:12,053 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:12,058 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 12:24:12,058 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 12:24:12,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:12,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-11-23 12:24:12,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:12,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:12,095 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:12,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-23 12:24:12,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:12,105 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:12,105 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:12,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:12,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:12,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:12,106 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:12,107 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-23 12:24:12,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:12,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:12,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-11-23 12:24:12,133 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:12,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:12,134 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:12,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:12,149 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:12,149 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:12,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:12,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:12,149 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-23 12:24:12,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-23 12:24:12,166 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-23 12:24:12,167 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-23 12:24:13,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:13,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-11-23 12:24:13,273 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-23 12:24:13,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:13,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:13,274 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:13,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-23 12:24:13,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:13,284 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:13,284 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:13,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:13,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:13,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:13,285 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:13,285 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:13,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:13,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:13,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-11-23 12:24:13,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:13,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:13,311 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:13,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-23 12:24:13,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:13,323 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:13,323 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:13,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:13,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:13,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:13,323 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:13,324 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:13,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:13,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:13,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-11-23 12:24:13,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:13,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:13,350 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:13,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-23 12:24:13,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:13,359 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:13,359 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:13,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:13,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:13,360 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:13,362 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 12:24:13,362 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 12:24:13,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:13,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:13,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:13,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:13,390 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:13,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-23 12:24:13,392 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 12:24:13,400 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:13,400 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:13,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:13,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:13,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:13,400 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:13,401 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:24:13,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:13,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:13,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:13,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:13,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:13,426 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:13,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-23 12:24:13,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:13,437 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:13,437 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-23 12:24:13,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:13,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:13,438 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-23 12:24:13,453 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-23 12:24:13,453 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-23 12:24:13,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:13,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-11-23 12:24:13,556 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-23 12:24:13,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:13,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:13,557 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:13,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-23 12:24:13,559 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 12:24:13,570 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:13,570 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:13,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:13,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:13,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:13,570 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 12:24:13,572 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:24:13,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:13,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:13,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-11-23 12:24:13,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:13,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:13,608 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:13,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-23 12:24:13,610 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 12:24:13,618 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:13,619 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:13,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:13,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:13,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:13,619 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 12:24:13,620 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:24:13,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:13,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:13,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-11-23 12:24:13,645 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:13,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:13,646 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:13,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-23 12:24:13,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 12:24:13,655 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:13,656 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:13,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:13,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:13,656 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 12:24:13,660 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-23 12:24:13,660 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-23 12:24:13,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:13,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-11-23 12:24:13,690 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:13,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:13,691 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:13,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-23 12:24:13,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:13,701 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:13,701 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:13,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:24:13,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:13,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:13,701 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 12:24:13,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:24:13,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:24:13,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:13,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-11-23 12:24:13,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:24:13,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:24:13,727 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:24:13,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-11-23 12:24:13,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:24:13,737 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-23 12:24:13,737 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-23 12:24:13,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:24:13,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:24:13,738 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-23 12:24:13,753 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-23 12:24:13,753 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-23 12:24:14,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:24:14,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-11-23 12:24:14,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 12:24:14 BoogieIcfgContainer [2021-11-23 12:24:14,126 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-23 12:24:14,127 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 12:24:14,127 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 12:24:14,127 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 12:24:14,128 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:01" (3/4) ... [2021-11-23 12:24:14,131 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 12:24:14,131 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 12:24:14,132 INFO L158 Benchmark]: Toolchain (without parser) took 12832.06ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 63.0MB in the beginning and 49.9MB in the end (delta: 13.1MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2021-11-23 12:24:14,133 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 98.6MB. Free memory was 71.4MB in the beginning and 71.4MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 12:24:14,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.84ms. Allocated memory is still 98.6MB. Free memory was 62.7MB in the beginning and 74.0MB in the end (delta: -11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 12:24:14,133 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.55ms. Allocated memory is still 98.6MB. Free memory was 74.0MB in the beginning and 72.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 12:24:14,134 INFO L158 Benchmark]: Boogie Preprocessor took 22.74ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 71.6MB in the end (delta: 819.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 12:24:14,134 INFO L158 Benchmark]: RCFGBuilder took 328.66ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 63.0MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 12:24:14,135 INFO L158 Benchmark]: BuchiAutomizer took 12184.36ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 63.0MB in the beginning and 51.0MB in the end (delta: 12.0MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2021-11-23 12:24:14,135 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 144.7MB. Free memory was 51.0MB in the beginning and 49.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 12:24:14,137 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 98.6MB. Free memory was 71.4MB in the beginning and 71.4MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.84ms. Allocated memory is still 98.6MB. Free memory was 62.7MB in the beginning and 74.0MB in the end (delta: -11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.55ms. Allocated memory is still 98.6MB. Free memory was 74.0MB in the beginning and 72.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.74ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 71.6MB in the end (delta: 819.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 328.66ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 63.0MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 12184.36ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 63.0MB in the beginning and 51.0MB in the end (delta: 12.0MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 144.7MB. Free memory was 51.0MB in the beginning and 49.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 12.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 12.0s. 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: inital37 mio100 ax100 hnf100 lsp91 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq176 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 22ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - 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_#t~nondet1#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~B~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !(main_~B~0#1 < 1);main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;" "assume !false;" "assume !!(main_~r~0#1 >= main_~B~0#1 * main_~p~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1;" Loop: "assume !false;" "assume !!(main_~r~0#1 >= main_~B~0#1 * main_~p~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-23 12:24:14,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Ended with exit code 0 [2021-11-23 12:24:14,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:14,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2021-11-23 12:24:14,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 12:24:14,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-23 12:24:15,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/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_0fd49417-0c98-4a40-bbc8-31bf6fabbf5d/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