./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps2-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa --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 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 18:09:51,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 18:09:51,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 18:09:51,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 18:09:51,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 18:09:51,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 18:09:51,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 18:09:51,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 18:09:51,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 18:09:51,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 18:09:51,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 18:09:51,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 18:09:51,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 18:09:51,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 18:09:51,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 18:09:51,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 18:09:51,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 18:09:51,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 18:09:51,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 18:09:51,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 18:09:51,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 18:09:51,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 18:09:51,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 18:09:51,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 18:09:51,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 18:09:51,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 18:09:51,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 18:09:51,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 18:09:51,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 18:09:51,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 18:09:51,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 18:09:51,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 18:09:51,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 18:09:51,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 18:09:51,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 18:09:51,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 18:09:51,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 18:09:51,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 18:09:51,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 18:09:51,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 18:09:51,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 18:09:51,686 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 18:09:51,709 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 18:09:51,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 18:09:51,710 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 18:09:51,710 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 18:09:51,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 18:09:51,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 18:09:51,711 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 18:09:51,712 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 18:09:51,712 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 18:09:51,712 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 18:09:51,712 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 18:09:51,712 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 18:09:51,712 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 18:09:51,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 18:09:51,713 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 18:09:51,713 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 18:09:51,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 18:09:51,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 18:09:51,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 18:09:51,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 18:09:51,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 18:09:51,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 18:09:51,714 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 18:09:51,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 18:09:51,715 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 18:09:51,715 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 18:09:51,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 18:09:51,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 18:09:51,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 18:09:51,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 18:09:51,716 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 18:09:51,716 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 18:09:51,717 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 18:09:51,717 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_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 [2021-12-06 18:09:51,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 18:09:51,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 18:09:51,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 18:09:51,931 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 18:09:51,932 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 18:09:51,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-nla/ps2-both-t.c [2021-12-06 18:09:51,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/data/00732cc28/6cc974ae8d4b4f2eb9d219b3e7064a74/FLAG7e28dcaed [2021-12-06 18:09:52,324 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 18:09:52,324 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/sv-benchmarks/c/termination-nla/ps2-both-t.c [2021-12-06 18:09:52,328 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/data/00732cc28/6cc974ae8d4b4f2eb9d219b3e7064a74/FLAG7e28dcaed [2021-12-06 18:09:52,752 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/data/00732cc28/6cc974ae8d4b4f2eb9d219b3e7064a74 [2021-12-06 18:09:52,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 18:09:52,757 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 18:09:52,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 18:09:52,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 18:09:52,761 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 18:09:52,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:09:52" (1/1) ... [2021-12-06 18:09:52,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36bef19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52, skipping insertion in model container [2021-12-06 18:09:52,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:09:52" (1/1) ... [2021-12-06 18:09:52,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 18:09:52,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 18:09:52,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:09:52,881 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 18:09:52,890 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:09:52,898 INFO L208 MainTranslator]: Completed translation [2021-12-06 18:09:52,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52 WrapperNode [2021-12-06 18:09:52,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 18:09:52,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 18:09:52,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 18:09:52,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 18:09:52,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52" (1/1) ... [2021-12-06 18:09:52,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52" (1/1) ... [2021-12-06 18:09:52,918 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2021-12-06 18:09:52,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 18:09:52,919 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 18:09:52,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 18:09:52,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 18:09:52,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52" (1/1) ... [2021-12-06 18:09:52,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52" (1/1) ... [2021-12-06 18:09:52,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52" (1/1) ... [2021-12-06 18:09:52,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52" (1/1) ... [2021-12-06 18:09:52,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52" (1/1) ... [2021-12-06 18:09:52,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52" (1/1) ... [2021-12-06 18:09:52,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52" (1/1) ... [2021-12-06 18:09:52,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 18:09:52,930 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 18:09:52,930 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 18:09:52,930 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 18:09:52,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52" (1/1) ... [2021-12-06 18:09:52,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:52,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:52,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:52,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 18:09:52,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 18:09:52,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 18:09:53,023 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 18:09:53,024 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 18:09:53,072 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 18:09:53,077 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 18:09:53,077 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 18:09:53,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:09:53 BoogieIcfgContainer [2021-12-06 18:09:53,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 18:09:53,079 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 18:09:53,079 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 18:09:53,081 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 18:09:53,082 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:09:53,082 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 06:09:52" (1/3) ... [2021-12-06 18:09:53,083 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1772fed2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 06:09:53, skipping insertion in model container [2021-12-06 18:09:53,083 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:09:53,083 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:09:52" (2/3) ... [2021-12-06 18:09:53,084 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1772fed2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 06:09:53, skipping insertion in model container [2021-12-06 18:09:53,084 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:09:53,084 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:09:53" (3/3) ... [2021-12-06 18:09:53,085 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps2-both-t.c [2021-12-06 18:09:53,118 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 18:09:53,118 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 18:09:53,118 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 18:09:53,119 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 18:09:53,119 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 18:09:53,119 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 18:09:53,119 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 18:09:53,119 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 18:09:53,129 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:09:53,141 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-06 18:09:53,142 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 18:09:53,142 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 18:09:53,146 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 18:09:53,146 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 18:09:53,146 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 18:09:53,146 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 18:09:53,147 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-06 18:09:53,147 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 18:09:53,147 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 18:09:53,147 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 18:09:53,147 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 18:09:53,152 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true [2021-12-06 18:09:53,153 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-12-06 18:09:53,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:09:53,157 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-06 18:09:53,164 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:09:53,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235667876] [2021-12-06 18:09:53,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:09:53,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:09:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:09:53,223 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:09:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:09:53,239 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:09:53,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:09:53,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-12-06 18:09:53,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:09:53,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369142300] [2021-12-06 18:09:53,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:09:53,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:09:53,249 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:09:53,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1183605425] [2021-12-06 18:09:53,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:09:53,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:09:53,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,251 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 18:09:53,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:09:53,282 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:09:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:09:53,291 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:09:53,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:09:53,293 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-12-06 18:09:53,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:09:53,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894446969] [2021-12-06 18:09:53,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:09:53,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:09:53,299 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:09:53,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1173133077] [2021-12-06 18:09:53,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:09:53,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:09:53,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,301 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 18:09:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:09:53,327 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:09:53,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:09:53,334 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:09:53,398 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:09:53,399 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:09:53,399 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:09:53,399 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:09:53,399 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:09:53,399 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,399 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:09:53,399 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:09:53,400 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2021-12-06 18:09:53,400 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:09:53,400 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:09:53,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:53,469 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:09:53,469 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:09:53,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,493 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 18:09:53,495 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:09:53,495 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:09:53,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:53,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,529 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 18:09:53,531 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:09:53,531 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:09:53,547 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:09:53,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 18:09:53,566 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:09:53,566 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:09:53,567 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:09:53,567 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:09:53,567 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:09:53,567 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,567 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:09:53,567 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:09:53,567 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2021-12-06 18:09:53,567 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:09:53,567 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:09:53,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:53,600 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:09:53,603 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:09:53,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,605 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 18:09:53,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:53,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:53,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:53,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:53,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:53,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:09:53,625 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:09:53,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:53,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:53,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:53,651 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 18:09:53,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,652 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 18:09:53,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:53,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:53,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:53,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:53,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:53,664 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:53,667 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:09:53,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:53,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:53,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 18:09:53,695 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 18:09:53,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,695 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 18:09:53,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:53,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:53,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:53,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:53,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:53,707 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:53,711 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:53,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:53,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:53,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 18:09:53,746 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 18:09:53,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,747 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 18:09:53,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:53,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:53,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:53,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:53,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:53,757 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:53,761 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:09:53,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:53,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:53,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 18:09:53,786 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 18:09:53,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,787 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 18:09:53,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:53,797 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:53,797 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:53,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:53,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:53,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:53,797 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:53,800 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:09:53,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:53,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:53,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 18:09:53,834 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 18:09:53,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,834 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 18:09:53,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:53,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:53,844 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:09:53,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:53,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:53,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:53,844 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:53,849 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:53,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:53,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:53,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 18:09:53,881 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 18:09:53,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,882 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 18:09:53,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:53,892 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:53,892 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:53,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:53,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:53,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:53,892 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:53,898 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:09:53,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:53,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:53,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 18:09:53,945 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 18:09:53,946 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,946 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 18:09:53,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:53,957 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:53,957 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:53,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:53,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:53,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:53,957 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:53,959 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:53,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:53,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:53,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 18:09:53,993 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 18:09:53,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:53,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:53,994 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:53,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 18:09:53,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,007 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:54,007 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:54,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,007 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:09:54,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:09:54,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 18:09:54,067 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:09:54,067 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:09:54,067 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:09:54,067 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:09:54,067 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:09:54,067 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,067 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:09:54,067 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:09:54,067 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2021-12-06 18:09:54,067 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:09:54,067 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:09:54,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:54,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:54,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:54,119 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:09:54,119 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:09:54,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,120 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 18:09:54,121 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:09:54,121 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:09:54,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 18:09:54,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,160 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 18:09:54,161 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:09:54,161 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:09:54,172 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:09:54,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 18:09:54,190 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:09:54,191 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:09:54,191 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:09:54,191 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:09:54,191 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:09:54,191 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,191 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:09:54,191 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:09:54,191 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2021-12-06 18:09:54,191 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:09:54,191 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:09:54,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:54,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:54,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:54,235 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:09:54,235 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:09:54,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,236 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 18:09:54,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:54,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:09:54,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:09:54,251 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 18:09:54,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 18:09:54,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,289 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 18:09:54,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:54,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:09:54,298 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:09:54,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 18:09:54,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,319 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 18:09:54,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:54,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:09:54,328 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:09:54,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 18:09:54,347 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 18:09:54,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,348 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 18:09:54,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:54,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,360 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:54,363 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:09:54,363 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:09:54,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-06 18:09:54,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,403 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 18:09:54,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:54,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,416 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:54,417 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:09:54,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:54,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,444 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 18:09:54,445 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 [2021-12-06 18:09:54,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:54,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,454 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:54,455 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:09:54,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 18:09:54,482 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 18:09:54,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,483 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 18:09:54,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:54,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,492 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:54,496 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:09:54,496 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:09:54,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 18:09:54,527 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,527 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 18:09:54,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:54,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,536 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:54,537 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:54,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-06 18:09:54,557 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,558 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 18:09:54,559 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 [2021-12-06 18:09:54,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:54,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,566 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:54,567 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:54,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:54,587 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 18:09:54,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,588 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 18:09:54,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:54,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,597 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:54,604 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:09:54,604 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:09:54,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:54,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,639 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 18:09:54,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:54,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,647 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:54,648 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:09:54,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-06 18:09:54,668 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,668 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 18:09:54,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:54,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,679 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:54,679 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:09:54,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-06 18:09:54,699 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 18:09:54,699 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,700 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 18:09:54,701 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 [2021-12-06 18:09:54,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:54,708 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:54,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,708 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:54,713 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:09:54,713 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:09:54,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:54,751 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,751 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 18:09:54,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,760 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:54,760 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:54,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,760 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:54,761 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:09:54,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 18:09:54,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,782 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 18:09:54,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,790 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:54,790 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:54,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,791 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:54,791 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:09:54,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-06 18:09:54,811 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 18:09:54,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,812 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 18:09:54,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,821 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:54,821 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:09:54,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,821 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:54,827 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:09:54,827 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:09:54,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 18:09:54,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,883 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 18:09:54,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,892 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:54,892 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:09:54,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,893 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:54,893 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:54,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-06 18:09:54,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,915 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 18:09:54,916 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 [2021-12-06 18:09:54,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:54,923 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:09:54,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:54,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,924 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:54,924 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:54,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:54,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:54,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-06 18:09:54,945 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 18:09:54,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:54,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:54,946 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:54,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 18:09:54,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:54,955 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:54,956 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:54,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:54,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:54,956 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:54,962 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:09:54,962 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:09:55,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:55,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,047 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 18:09:55,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,056 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:55,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,056 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:55,057 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:09:55,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-06 18:09:55,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,079 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 18:09:55,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,088 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,088 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:55,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,089 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:55,090 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:09:55,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-06 18:09:55,111 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 18:09:55,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,112 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 18:09:55,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,123 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,123 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:55,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,123 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:55,127 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:09:55,127 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:09:55,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-06 18:09:55,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,168 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 18:09:55,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,176 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,176 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:55,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,176 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:55,176 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:55,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-06 18:09:55,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,196 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 18:09:55,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,205 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,205 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:55,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,205 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:55,206 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:55,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-06 18:09:55,225 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 18:09:55,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,226 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 18:09:55,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,236 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,236 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:55,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,237 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:09:55,248 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 18:09:55,248 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 18:09:55,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:55,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,319 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 18:09:55,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,328 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,328 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:55,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,328 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:09:55,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:09:55,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-06 18:09:55,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,350 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 18:09:55,351 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 [2021-12-06 18:09:55,360 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,360 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:55,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,360 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:09:55,361 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:09:55,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-06 18:09:55,381 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-06 18:09:55,382 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-12-06 18:09:55,382 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-12-06 18:09:55,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:09:55,382 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-12-06 18:09:55,382 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:09:55,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595781279] [2021-12-06 18:09:55,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:09:55,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:09:55,386 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:09:55,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [933223242] [2021-12-06 18:09:55,386 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 18:09:55,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:09:55,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,387 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-12-06 18:09:55,405 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 18:09:55,405 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 18:09:55,405 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:09:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:09:55,410 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:09:55,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:09:55,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-12-06 18:09:55,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:09:55,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324004097] [2021-12-06 18:09:55,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:09:55,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:09:55,413 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:09:55,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1867932351] [2021-12-06 18:09:55,413 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 18:09:55,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:09:55,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,417 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-12-06 18:09:55,433 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 18:09:55,433 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 18:09:55,433 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:09:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:09:55,437 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:09:55,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:09:55,437 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-12-06 18:09:55,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:09:55,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941664323] [2021-12-06 18:09:55,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:09:55,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:09:55,440 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:09:55,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1805638701] [2021-12-06 18:09:55,441 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 18:09:55,441 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:09:55,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,444 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-12-06 18:09:55,466 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-06 18:09:55,466 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 18:09:55,467 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:09:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:09:55,472 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:09:55,492 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:09:55,492 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:09:55,492 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:09:55,493 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:09:55,493 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:09:55,493 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,493 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:09:55,493 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:09:55,493 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2021-12-06 18:09:55,493 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:09:55,493 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:09:55,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:55,518 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:09:55,518 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:09:55,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,519 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 18:09:55,520 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:09:55,520 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:09:55,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-06 18:09:55,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,547 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 18:09:55,548 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:09:55,548 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:09:55,559 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:09:55,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:55,577 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:09:55,577 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:09:55,577 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:09:55,577 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:09:55,577 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:09:55,577 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,577 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:09:55,577 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:09:55,577 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2021-12-06 18:09:55,577 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:09:55,577 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:09:55,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:55,599 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:09:55,599 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:09:55,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,600 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 18:09:55,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:55,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:09:55,609 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:09:55,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-06 18:09:55,629 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 18:09:55,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,630 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-06 18:09:55,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:55,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,639 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:55,640 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:09:55,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:55,661 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 18:09:55,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,662 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-06 18:09:55,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:55,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,671 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:55,672 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:55,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-06 18:09:55,694 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 18:09:55,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,695 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-06 18:09:55,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:55,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,703 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:55,705 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:09:55,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-06 18:09:55,727 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 18:09:55,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,728 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-06 18:09:55,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,736 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,736 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:55,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,736 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:55,737 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:09:55,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-06 18:09:55,762 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 18:09:55,762 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,764 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-06 18:09:55,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,774 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,774 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:09:55,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,775 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:55,776 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:55,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:55,820 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 18:09:55,820 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,820 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-06 18:09:55,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,829 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,829 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:55,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,830 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:55,832 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:09:55,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:55,877 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 18:09:55,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,878 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 18:09:55,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,888 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,888 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:55,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,889 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:55,891 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:55,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:55,913 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 18:09:55,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:55,914 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:55,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 18:09:55,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:55,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:55,923 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:55,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:55,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:55,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:55,923 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:09:55,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:09:55,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:55,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:55,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-06 18:09:55,981 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:09:55,981 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:09:55,981 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:09:55,981 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:09:55,981 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:09:55,981 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:55,981 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:09:55,981 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:09:55,981 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2021-12-06 18:09:55,981 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:09:55,981 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:09:55,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:55,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:55,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:56,035 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:09:56,035 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:09:56,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,036 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 18:09:56,041 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:09:56,041 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:09:56,050 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:09:56,050 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: [] [2021-12-06 18:09:56,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:56,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,069 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-06 18:09:56,070 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:09:56,070 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:09:56,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-06 18:09:56,096 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,097 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-06 18:09:56,098 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:09:56,099 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:09:56,109 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:09:56,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-06 18:09:56,127 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:09:56,127 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:09:56,127 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:09:56,127 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:09:56,127 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:09:56,127 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,127 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:09:56,127 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:09:56,127 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2021-12-06 18:09:56,127 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:09:56,128 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:09:56,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:56,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:56,140 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:09:56,169 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:09:56,169 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:09:56,169 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,170 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-06 18:09:56,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:56,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:09:56,180 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:09:56,180 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 18:09:56,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:56,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,205 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-06 18:09:56,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:56,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:09:56,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:09:56,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-06 18:09:56,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,233 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-06 18:09:56,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:56,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:09:56,242 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:09:56,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-06 18:09:56,261 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 18:09:56,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,262 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-06 18:09:56,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:56,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,271 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:56,274 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:09:56,274 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:09:56,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-06 18:09:56,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,302 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-06 18:09:56,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:56,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,311 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:56,311 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:09:56,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:56,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,330 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-06 18:09:56,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:56,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,339 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:56,339 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:09:56,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-06 18:09:56,358 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 18:09:56,358 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,359 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-06 18:09:56,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:56,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,368 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:56,371 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:09:56,372 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:09:56,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:56,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,403 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-06 18:09:56,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:56,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,411 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:56,412 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:56,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:56,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,431 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-06 18:09:56,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:56,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,439 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:56,440 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:56,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-06 18:09:56,459 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 18:09:56,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,459 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-06 18:09:56,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:56,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,468 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:56,472 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:09:56,472 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:09:56,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-06 18:09:56,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,507 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-06 18:09:56,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:56,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,515 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:56,515 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:09:56,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-06 18:09:56,535 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,535 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-06 18:09:56,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:09:56,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,544 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:56,544 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:09:56,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:56,563 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 18:09:56,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,564 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-06 18:09:56,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:56,572 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:56,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,572 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:56,575 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:09:56,575 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:09:56,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-06 18:09:56,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,615 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-06 18:09:56,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:56,623 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:56,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,623 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:56,624 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:09:56,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-06 18:09:56,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,644 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-06 18:09:56,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:56,652 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:56,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,652 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:09:56,652 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:09:56,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-06 18:09:56,672 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 18:09:56,672 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,673 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-06 18:09:56,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,681 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:56,681 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:09:56,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,682 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:56,685 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:09:56,686 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:09:56,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-06 18:09:56,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,749 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-06 18:09:56,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:56,758 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:09:56,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,759 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:56,759 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:56,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-06 18:09:56,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,780 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-06 18:09:56,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:56,789 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:09:56,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,789 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:56,789 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:56,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-06 18:09:56,810 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 18:09:56,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,811 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-06 18:09:56,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,819 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:56,820 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:56,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,820 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:56,825 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:09:56,825 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:09:56,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-06 18:09:56,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,925 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-06 18:09:56,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,934 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:56,934 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:56,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,934 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:56,935 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:09:56,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-06 18:09:56,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,957 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-06 18:09:56,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:56,965 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:56,965 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:56,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:56,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,965 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:09:56,966 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:09:56,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:56,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:56,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-12-06 18:09:56,988 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 18:09:56,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:56,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:56,989 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:56,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-06 18:09:56,990 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 [2021-12-06 18:09:56,997 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:56,997 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:56,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:56,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:56,998 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:57,001 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:09:57,002 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:09:57,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:57,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-06 18:09:57,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:57,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:57,039 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:57,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-06 18:09:57,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:57,047 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:57,047 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:57,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:57,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:57,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:57,048 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:57,048 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:57,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:57,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:57,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-06 18:09:57,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:57,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:57,068 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:57,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-06 18:09:57,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:57,077 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:57,078 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:09:57,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:57,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:57,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:57,078 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:09:57,079 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:09:57,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:57,081 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:57,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-06 18:09:57,099 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 18:09:57,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:57,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:57,100 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:57,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-06 18:09:57,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:57,108 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:57,108 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:57,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:57,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:57,108 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:09:57,116 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 18:09:57,116 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 18:09:57,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:57,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-06 18:09:57,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:57,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:57,184 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:57,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-06 18:09:57,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:57,197 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:57,197 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:57,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:57,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:57,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:57,197 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:09:57,198 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:09:57,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:57,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:57,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-06 18:09:57,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:09:57,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:09:57,220 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:09:57,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-06 18:09:57,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:09:57,228 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:09:57,228 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:09:57,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:09:57,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:09:57,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:09:57,229 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:09:57,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:09:57,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:09:57,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:09:57,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-12-06 18:09:57,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 06:09:57 BoogieIcfgContainer [2021-12-06 18:09:57,255 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 18:09:57,256 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 18:09:57,256 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 18:09:57,256 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 18:09:57,256 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:09:53" (3/4) ... [2021-12-06 18:09:57,260 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 18:09:57,260 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 18:09:57,262 INFO L158 Benchmark]: Toolchain (without parser) took 4504.12ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 70.6MB in the beginning and 97.8MB in the end (delta: -27.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:09:57,262 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:09:57,262 INFO L158 Benchmark]: CACSL2BoogieTranslator took 140.21ms. Allocated memory is still 107.0MB. Free memory was 70.4MB in the beginning and 84.1MB in the end (delta: -13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 18:09:57,263 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.95ms. Allocated memory is still 107.0MB. Free memory was 84.1MB in the beginning and 82.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:09:57,263 INFO L158 Benchmark]: Boogie Preprocessor took 10.82ms. Allocated memory is still 107.0MB. Free memory was 82.8MB in the beginning and 81.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 18:09:57,263 INFO L158 Benchmark]: RCFGBuilder took 148.75ms. Allocated memory is still 107.0MB. Free memory was 81.6MB in the beginning and 73.6MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 18:09:57,264 INFO L158 Benchmark]: BuchiAutomizer took 4175.88ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 73.2MB in the beginning and 97.8MB in the end (delta: -24.6MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. [2021-12-06 18:09:57,264 INFO L158 Benchmark]: Witness Printer took 4.76ms. Allocated memory is still 130.0MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:09:57,266 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory is still 86.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 140.21ms. Allocated memory is still 107.0MB. Free memory was 70.4MB in the beginning and 84.1MB in the end (delta: -13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.95ms. Allocated memory is still 107.0MB. Free memory was 84.1MB in the beginning and 82.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 10.82ms. Allocated memory is still 107.0MB. Free memory was 82.8MB in the beginning and 81.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 148.75ms. Allocated memory is still 107.0MB. Free memory was 81.6MB in the beginning and 73.6MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4175.88ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 73.2MB in the beginning and 97.8MB in the end (delta: -24.6MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. * Witness Printer took 4.76ms. Allocated memory is still 130.0MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 4.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital44 mio100 ax100 hnf93 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 65ms VariablesStem: 3 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-06 18:09:57,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2021-12-06 18:09:57,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2021-12-06 18:09:57,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2021-12-06 18:09:57,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 18:09:58,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-06 18:09:58,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/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_0c8aeed7-f18f-4a40-a8ad-b8a4e13bb913/bin/uautomizer-DrprNOufMa/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