./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps4-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps4-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8 --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 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 16:14:55,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:14:55,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:14:55,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:14:55,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:14:55,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:14:55,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:14:55,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:14:55,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:14:55,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:14:55,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:14:55,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:14:55,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:14:55,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:14:55,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:14:55,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:14:55,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:14:55,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:14:55,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:14:55,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:14:55,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:14:55,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:14:55,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:14:55,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:14:55,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:14:55,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:14:55,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:14:55,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:14:55,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:14:55,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:14:55,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:14:55,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:14:55,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:14:55,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:14:55,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:14:55,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:14:55,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:14:55,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:14:55,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:14:55,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:14:55,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:14:55,465 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 16:14:55,485 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:14:55,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:14:55,485 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:14:55,485 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:14:55,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:14:55,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:14:55,487 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:14:55,487 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 16:14:55,487 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 16:14:55,487 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 16:14:55,487 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 16:14:55,488 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 16:14:55,488 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 16:14:55,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:14:55,488 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 16:14:55,488 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:14:55,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:14:55,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 16:14:55,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:14:55,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 16:14:55,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 16:14:55,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 16:14:55,489 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 16:14:55,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:14:55,490 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 16:14:55,490 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:14:55,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 16:14:55,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:14:55,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:14:55,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:14:55,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 16:14:55,492 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 16:14:55,492 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_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 [2022-12-13 16:14:55,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:14:55,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:14:55,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:14:55,727 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:14:55,727 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:14:55,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-nla/ps4-both-t.c [2022-12-13 16:14:58,321 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:14:58,438 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:14:58,439 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/sv-benchmarks/c/termination-nla/ps4-both-t.c [2022-12-13 16:14:58,443 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/data/72ac0e9f9/a76e27d1247746f8b59222847e2259fa/FLAG8a56fd5c3 [2022-12-13 16:14:58,454 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/data/72ac0e9f9/a76e27d1247746f8b59222847e2259fa [2022-12-13 16:14:58,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:14:58,457 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:14:58,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:14:58,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:14:58,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:14:58,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77af4f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58, skipping insertion in model container [2022-12-13 16:14:58,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:14:58,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:14:58,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:14:58,579 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:14:58,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:14:58,597 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:14:58,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58 WrapperNode [2022-12-13 16:14:58,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:14:58,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:14:58,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:14:58,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:14:58,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,617 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-12-13 16:14:58,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:14:58,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:14:58,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:14:58,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:14:58,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,630 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:14:58,632 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:14:58,632 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:14:58,632 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:14:58,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58" (1/1) ... [2022-12-13 16:14:58,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:58,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:58,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:58,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 16:14:58,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:14:58,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:14:58,736 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:14:58,737 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:14:58,799 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:14:58,804 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:14:58,804 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 16:14:58,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:14:58 BoogieIcfgContainer [2022-12-13 16:14:58,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:14:58,806 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 16:14:58,807 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 16:14:58,810 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 16:14:58,810 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 16:14:58,810 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 04:14:58" (1/3) ... [2022-12-13 16:14:58,811 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@9ff0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 04:14:58, skipping insertion in model container [2022-12-13 16:14:58,811 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 16:14:58,811 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:14:58" (2/3) ... [2022-12-13 16:14:58,812 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@9ff0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 04:14:58, skipping insertion in model container [2022-12-13 16:14:58,812 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 16:14:58,812 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:14:58" (3/3) ... [2022-12-13 16:14:58,813 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps4-both-t.c [2022-12-13 16:14:58,854 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 16:14:58,855 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 16:14:58,855 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 16:14:58,855 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 16:14:58,855 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 16:14:58,855 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 16:14:58,855 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 16:14:58,855 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 16:14:58,858 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) [2022-12-13 16:14:58,870 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 16:14:58,870 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:14:58,870 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:14:58,874 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 16:14:58,874 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 16:14:58,874 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 16:14:58,874 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) [2022-12-13 16:14:58,875 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-12-13 16:14:58,875 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 16:14:58,875 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 16:14:58,875 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 16:14:58,875 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 16:14:58,880 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2022-12-13 16:14:58,881 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-12-13 16:14:58,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:14:58,885 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-12-13 16:14:58,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:14:58,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055295727] [2022-12-13 16:14:58,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:14:58,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:14:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:14:58,945 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:14:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:14:58,959 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:14:58,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:14:58,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2022-12-13 16:14:58,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:14:58,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534857276] [2022-12-13 16:14:58,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:14:58,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:14:58,967 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 16:14:58,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [981027988] [2022-12-13 16:14:58,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:14:58,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:14:58,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:58,969 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:14:58,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 16:14:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:14:59,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:14:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:14:59,010 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:14:59,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:14:59,012 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2022-12-13 16:14:59,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:14:59,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794340667] [2022-12-13 16:14:59,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:14:59,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:14:59,017 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 16:14:59,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1244061159] [2022-12-13 16:14:59,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:14:59,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:14:59,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,047 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 16:14:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:14:59,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:14:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:14:59,085 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:14:59,171 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 16:14:59,171 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 16:14:59,172 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 16:14:59,172 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 16:14:59,172 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 16:14:59,172 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,172 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 16:14:59,172 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 16:14:59,172 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-12-13 16:14:59,172 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 16:14:59,172 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 16:14:59,193 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:14:59,266 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 16:14:59,267 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 16:14:59,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,269 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 16:14:59,272 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 16:14:59,272 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 16:14:59,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-12-13 16:14:59,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,293 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 16:14:59,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 16:14:59,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 16:14:59,313 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 16:14:59,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 16:14:59,316 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 16:14:59,317 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 16:14:59,317 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 16:14:59,317 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 16:14:59,317 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 16:14:59,317 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,317 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 16:14:59,317 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 16:14:59,317 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-12-13 16:14:59,317 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 16:14:59,317 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 16:14:59,319 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:14:59,365 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 16:14:59,369 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 16:14:59,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,371 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 16:14:59,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:14:59,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:14:59,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:14:59,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 16:14:59,395 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-12-13 16:14:59,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,396 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 16:14:59,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:14:59,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,410 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:14:59,412 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 16:14:59,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 16:14:59,419 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-12-13 16:14:59,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,420 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 16:14:59,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:14:59,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,434 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:14:59,436 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:14:59,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 16:14:59,445 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-12-13 16:14:59,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,446 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 16:14:59,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:14:59,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,463 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:14:59,467 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 16:14:59,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 16:14:59,477 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-12-13 16:14:59,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,478 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 16:14:59,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,491 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:14:59,491 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:14:59,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,492 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:14:59,495 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 16:14:59,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 16:14:59,507 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-12-13 16:14:59,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,508 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 16:14:59,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,521 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:14:59,521 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-12-13 16:14:59,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:14:59,527 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:14:59,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 16:14:59,546 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-12-13 16:14:59,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,547 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 16:14:59,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,561 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:14:59,561 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:14:59,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,562 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:14:59,569 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 16:14:59,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 16:14:59,594 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-12-13 16:14:59,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,595 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 16:14:59,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,610 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:14:59,610 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:14:59,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,611 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:14:59,613 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:14:59,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-12-13 16:14:59,624 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-12-13 16:14:59,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,626 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 16:14:59,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:14:59,639 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:14:59,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,640 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-12-13 16:14:59,644 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:14:59,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-12-13 16:14:59,674 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 16:14:59,674 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 16:14:59,674 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 16:14:59,674 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 16:14:59,674 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 16:14:59,674 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,674 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 16:14:59,674 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 16:14:59,674 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-12-13 16:14:59,674 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 16:14:59,674 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 16:14:59,676 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:14:59,691 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:14:59,693 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:14:59,742 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 16:14:59,742 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 16:14:59,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,743 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 16:14:59,745 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 16:14:59,745 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 16:14:59,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-12-13 16:14:59,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,761 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 16:14:59,764 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 16:14:59,764 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 16:14:59,779 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 16:14:59,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-12-13 16:14:59,781 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 16:14:59,781 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 16:14:59,781 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 16:14:59,781 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 16:14:59,782 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 16:14:59,782 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,782 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 16:14:59,782 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 16:14:59,782 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-12-13 16:14:59,782 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 16:14:59,782 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 16:14:59,784 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:14:59,798 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:14:59,800 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:14:59,842 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 16:14:59,842 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 16:14:59,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,843 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 16:14:59,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:14:59,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:14:59,861 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:14:59,861 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:14:59,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-12-13 16:14:59,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,878 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 16:14:59,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:14:59,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:14:59,892 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:14:59,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-12-13 16:14:59,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,898 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 16:14:59,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:14:59,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:14:59,911 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:14:59,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,912 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-12-13 16:14:59,915 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-12-13 16:14:59,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,916 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 16:14:59,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:14:59,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,936 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:14:59,940 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-12-13 16:14:59,940 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-12-13 16:14:59,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 16:14:59,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,956 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 16:14:59,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:14:59,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,969 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:14:59,970 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 16:14:59,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-12-13 16:14:59,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,976 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 16:14:59,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:14:59,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:14:59,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:14:59,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:14:59,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:14:59,991 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:14:59,992 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 16:14:59,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:14:59,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:14:59,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-12-13 16:14:59,997 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-12-13 16:14:59,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:14:59,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:14:59,998 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:14:59,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-12-13 16:15:00,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:00,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,011 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:00,019 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-12-13 16:15:00,019 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 16:15:00,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:00,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,039 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-12-13 16:15:00,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:00,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,052 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:00,053 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:00,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:00,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,058 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-12-13 16:15:00,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:00,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,071 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:00,072 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:00,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-12-13 16:15:00,076 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-12-13 16:15:00,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,077 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-12-13 16:15:00,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:00,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,091 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:00,099 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-12-13 16:15:00,099 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-12-13 16:15:00,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:00,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,121 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-12-13 16:15:00,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:00,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,134 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:00,135 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 16:15:00,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:00,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,141 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-12-13 16:15:00,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:00,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,154 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:00,155 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 16:15:00,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:00,160 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-12-13 16:15:00,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,161 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-12-13 16:15:00,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,174 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:00,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,174 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:15:00,179 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-12-13 16:15:00,180 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-12-13 16:15:00,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:00,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,199 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-12-13 16:15:00,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,211 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,211 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:00,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,211 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:15:00,212 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 16:15:00,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:00,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,218 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-12-13 16:15:00,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,231 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:00,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,231 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:15:00,232 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 16:15:00,232 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:00,236 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-12-13 16:15:00,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,238 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-12-13 16:15:00,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,250 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-12-13 16:15:00,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,251 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:00,257 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-12-13 16:15:00,257 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 16:15:00,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-12-13 16:15:00,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,286 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-12-13 16:15:00,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,300 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,300 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-12-13 16:15:00,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,300 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:00,301 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:00,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-12-13 16:15:00,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,309 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-12-13 16:15:00,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,321 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,321 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-12-13 16:15:00,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,321 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:00,322 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:00,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:00,328 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-12-13 16:15:00,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,329 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-12-13 16:15:00,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,342 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,342 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:00,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,342 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:00,351 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-12-13 16:15:00,351 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-12-13 16:15:00,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-12-13 16:15:00,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,396 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-12-13 16:15:00,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,408 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,408 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:00,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,408 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:00,410 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 16:15:00,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-12-13 16:15:00,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,417 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-12-13 16:15:00,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,430 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,430 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:00,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,430 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:00,432 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 16:15:00,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-12-13 16:15:00,438 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-12-13 16:15:00,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,439 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-12-13 16:15:00,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,452 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,452 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:00,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,452 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:00,457 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-12-13 16:15:00,457 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 16:15:00,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-12-13 16:15:00,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,477 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-12-13 16:15:00,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,489 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,489 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:00,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,489 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:00,490 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:00,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-12-13 16:15:00,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,495 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-12-13 16:15:00,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,507 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,508 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:00,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,508 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:00,508 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:00,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-12-13 16:15:00,513 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-12-13 16:15:00,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,514 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-12-13 16:15:00,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,530 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,530 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:00,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,530 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-12-13 16:15:00,540 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-12-13 16:15:00,540 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-12-13 16:15:00,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-12-13 16:15:00,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,571 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-12-13 16:15:00,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,584 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,584 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:00,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,585 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-12-13 16:15:00,586 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:15:00,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-12-13 16:15:00,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,591 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-12-13 16:15:00,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,604 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:00,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,605 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-12-13 16:15:00,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:15:00,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-12-13 16:15:00,610 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-12-13 16:15:00,611 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-12-13 16:15:00,611 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-12-13 16:15:00,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:15:00,611 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2022-12-13 16:15:00,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:15:00,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968756427] [2022-12-13 16:15:00,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:15:00,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:15:00,615 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 16:15:00,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1039075740] [2022-12-13 16:15:00,615 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 16:15:00,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:15:00,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,616 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-12-13 16:15:00,641 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-13 16:15:00,641 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-12-13 16:15:00,641 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:15:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:15:00,648 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:15:00,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:15:00,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2022-12-13 16:15:00,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:15:00,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606110465] [2022-12-13 16:15:00,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:15:00,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:15:00,652 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 16:15:00,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [46619221] [2022-12-13 16:15:00,652 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 16:15:00,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:15:00,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,653 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2022-12-13 16:15:00,677 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-13 16:15:00,677 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-12-13 16:15:00,677 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:15:00,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:15:00,682 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:15:00,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:15:00,683 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2022-12-13 16:15:00,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:15:00,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027691628] [2022-12-13 16:15:00,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:15:00,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:15:00,688 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 16:15:00,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1870472621] [2022-12-13 16:15:00,689 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-13 16:15:00,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:15:00,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,690 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2022-12-13 16:15:00,719 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-12-13 16:15:00,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-12-13 16:15:00,719 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:15:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:15:00,725 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:15:00,753 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 16:15:00,754 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 16:15:00,754 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 16:15:00,754 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 16:15:00,754 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 16:15:00,754 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,754 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 16:15:00,754 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 16:15:00,754 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-12-13 16:15:00,754 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 16:15:00,754 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 16:15:00,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:15:00,790 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 16:15:00,790 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 16:15:00,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,791 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-12-13 16:15:00,793 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 16:15:00,793 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 16:15:00,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-12-13 16:15:00,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,808 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-12-13 16:15:00,810 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 16:15:00,810 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 16:15:00,824 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 16:15:00,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-12-13 16:15:00,826 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 16:15:00,826 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 16:15:00,826 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 16:15:00,826 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 16:15:00,826 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 16:15:00,826 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,826 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 16:15:00,826 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 16:15:00,826 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-12-13 16:15:00,826 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 16:15:00,827 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 16:15:00,827 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:15:00,855 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 16:15:00,855 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 16:15:00,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,856 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-12-13 16:15:00,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:00,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:15:00,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:15:00,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:00,875 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-12-13 16:15:00,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,876 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-12-13 16:15:00,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:00,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,888 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:15:00,889 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 16:15:00,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-12-13 16:15:00,895 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-12-13 16:15:00,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,896 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-12-13 16:15:00,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:00,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,909 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:00,910 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:00,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:00,916 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-12-13 16:15:00,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,917 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-12-13 16:15:00,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:00,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,930 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:00,932 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 16:15:00,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-12-13 16:15:00,940 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-12-13 16:15:00,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,941 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-12-13 16:15:00,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,953 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:00,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,954 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:15:00,955 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 16:15:00,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:00,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:00,966 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-12-13 16:15:00,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:00,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:00,967 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:00,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-12-13 16:15:00,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:00,982 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:00,982 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-12-13 16:15:00,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:00,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:00,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:00,983 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:00,985 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:00,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:00,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,001 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-12-13 16:15:01,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,002 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-12-13 16:15:01,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,014 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,015 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:01,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,015 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:01,018 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 16:15:01,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-12-13 16:15:01,037 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-12-13 16:15:01,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,038 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-12-13 16:15:01,040 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 [2022-12-13 16:15:01,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,050 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:01,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,050 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:01,052 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:01,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,059 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-12-13 16:15:01,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,060 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-12-13 16:15:01,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,072 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,072 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:01,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,073 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-12-13 16:15:01,075 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:15:01,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-12-13 16:15:01,129 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 16:15:01,129 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 16:15:01,129 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 16:15:01,129 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 16:15:01,129 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 16:15:01,129 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,129 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 16:15:01,129 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 16:15:01,129 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-12-13 16:15:01,129 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 16:15:01,129 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 16:15:01,131 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:15:01,132 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:15:01,149 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:15:01,203 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 16:15:01,203 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 16:15:01,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,204 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-12-13 16:15:01,207 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 16:15:01,207 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 16:15:01,219 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 16:15:01,219 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: [] [2022-12-13 16:15:01,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,222 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-12-13 16:15:01,224 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 16:15:01,224 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 16:15:01,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-12-13 16:15:01,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,239 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-12-13 16:15:01,242 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 16:15:01,242 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 16:15:01,255 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 16:15:01,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,257 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 16:15:01,257 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 16:15:01,257 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 16:15:01,257 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 16:15:01,257 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 16:15:01,257 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,257 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 16:15:01,258 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 16:15:01,258 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-12-13 16:15:01,258 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 16:15:01,258 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 16:15:01,259 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:15:01,273 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:15:01,274 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 16:15:01,314 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 16:15:01,314 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 16:15:01,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,315 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-12-13 16:15:01,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:01,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:15:01,330 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:15:01,330 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 16:15:01,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,340 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-12-13 16:15:01,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:01,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:15:01,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:15:01,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,358 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-12-13 16:15:01,360 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 [2022-12-13 16:15:01,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:01,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 16:15:01,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 16:15:01,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,373 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-12-13 16:15:01,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,374 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-12-13 16:15:01,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:01,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,389 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:15:01,392 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-12-13 16:15:01,392 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-12-13 16:15:01,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,403 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-12-13 16:15:01,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:01,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,416 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:15:01,417 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 16:15:01,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-12-13 16:15:01,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,421 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-12-13 16:15:01,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:01,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,434 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:15:01,434 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 16:15:01,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-12-13 16:15:01,437 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-12-13 16:15:01,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,438 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-12-13 16:15:01,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:01,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,451 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:01,456 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-12-13 16:15:01,456 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 16:15:01,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,473 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-12-13 16:15:01,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:01,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,486 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:01,486 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:01,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,491 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-12-13 16:15:01,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:01,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,503 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:01,503 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:01,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-12-13 16:15:01,507 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-12-13 16:15:01,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,508 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-12-13 16:15:01,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:01,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,521 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:01,527 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-12-13 16:15:01,527 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-12-13 16:15:01,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-12-13 16:15:01,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,545 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-12-13 16:15:01,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:01,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,558 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:01,558 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 16:15:01,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-12-13 16:15:01,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,563 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-12-13 16:15:01,565 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 [2022-12-13 16:15:01,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 16:15:01,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,576 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:01,576 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 16:15:01,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-12-13 16:15:01,580 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-12-13 16:15:01,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,581 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-12-13 16:15:01,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,593 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,594 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:01,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,594 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:15:01,598 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-12-13 16:15:01,598 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-12-13 16:15:01,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-12-13 16:15:01,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,619 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-12-13 16:15:01,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,631 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,631 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:01,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,632 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:15:01,632 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 16:15:01,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,638 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-12-13 16:15:01,640 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 [2022-12-13 16:15:01,649 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,650 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:01,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,650 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-12-13 16:15:01,650 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-12-13 16:15:01,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-12-13 16:15:01,654 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-12-13 16:15:01,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,655 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-12-13 16:15:01,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,668 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-12-13 16:15:01,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,668 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:01,674 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-12-13 16:15:01,674 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 16:15:01,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-12-13 16:15:01,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,709 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-12-13 16:15:01,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,721 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,721 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-12-13 16:15:01,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:01,722 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:01,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-12-13 16:15:01,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,728 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-12-13 16:15:01,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,740 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,740 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-12-13 16:15:01,740 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,741 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:01,741 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:01,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-12-13 16:15:01,746 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-12-13 16:15:01,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,747 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-12-13 16:15:01,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,760 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,760 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:01,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,761 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:01,768 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-12-13 16:15:01,768 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-12-13 16:15:01,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-12-13 16:15:01,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,825 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-12-13 16:15:01,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,838 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,838 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:01,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,838 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:01,839 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 16:15:01,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-12-13 16:15:01,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,846 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-12-13 16:15:01,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,858 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:01,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,858 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-12-13 16:15:01,859 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-12-13 16:15:01,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-12-13 16:15:01,865 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-12-13 16:15:01,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,866 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-12-13 16:15:01,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,878 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,878 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:01,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,878 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:01,883 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-12-13 16:15:01,883 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 16:15:01,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-12-13 16:15:01,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,901 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-12-13 16:15:01,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,913 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,913 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:01,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,914 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:01,914 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:01,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,920 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-12-13 16:15:01,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,932 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,932 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-12-13 16:15:01,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:01,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,932 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-12-13 16:15:01,932 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 16:15:01,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:01,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:01,937 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-12-13 16:15:01,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,938 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-12-13 16:15:01,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:01,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:01,950 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:01,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:01,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:01,950 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-12-13 16:15:01,957 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-12-13 16:15:01,957 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-12-13 16:15:01,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:01,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-12-13 16:15:01,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:01,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:01,991 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:01,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-12-13 16:15:01,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:02,004 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:02,004 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:02,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:02,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:02,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:02,004 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-12-13 16:15:02,005 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:15:02,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:02,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:02,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-12-13 16:15:02,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 16:15:02,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:15:02,011 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 16:15:02,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-12-13 16:15:02,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 16:15:02,022 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-12-13 16:15:02,023 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-12-13 16:15:02,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 16:15:02,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 16:15:02,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 16:15:02,023 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-12-13 16:15:02,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 16:15:02,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 16:15:02,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 16:15:02,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-12-13 16:15:02,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 04:15:02 BoogieIcfgContainer [2022-12-13 16:15:02,033 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 16:15:02,033 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 16:15:02,033 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 16:15:02,033 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 16:15:02,034 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:14:58" (3/4) ... [2022-12-13 16:15:02,036 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 16:15:02,036 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 16:15:02,037 INFO L158 Benchmark]: Toolchain (without parser) took 3579.54ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 91.2MB in the beginning and 47.3MB in the end (delta: 44.0MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. [2022-12-13 16:15:02,037 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 125.8MB. Free memory is still 97.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:15:02,037 INFO L158 Benchmark]: CACSL2BoogieTranslator took 139.79ms. Allocated memory is still 125.8MB. Free memory was 91.2MB in the beginning and 82.0MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 16:15:02,037 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.78ms. Allocated memory is still 125.8MB. Free memory was 82.0MB in the beginning and 80.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 16:15:02,037 INFO L158 Benchmark]: Boogie Preprocessor took 13.49ms. Allocated memory is still 125.8MB. Free memory was 80.7MB in the beginning and 79.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:15:02,037 INFO L158 Benchmark]: RCFGBuilder took 173.80ms. Allocated memory is still 125.8MB. Free memory was 79.6MB in the beginning and 71.0MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 16:15:02,038 INFO L158 Benchmark]: BuchiAutomizer took 3226.27ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 71.0MB in the beginning and 47.3MB in the end (delta: 23.7MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2022-12-13 16:15:02,038 INFO L158 Benchmark]: Witness Printer took 2.64ms. Allocated memory is still 151.0MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:15:02,039 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 125.8MB. Free memory is still 97.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 139.79ms. Allocated memory is still 125.8MB. Free memory was 91.2MB in the beginning and 82.0MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.78ms. Allocated memory is still 125.8MB. Free memory was 82.0MB in the beginning and 80.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 13.49ms. Allocated memory is still 125.8MB. Free memory was 80.7MB in the beginning and 79.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 173.80ms. Allocated memory is still 125.8MB. Free memory was 79.6MB in the beginning and 71.0MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 3226.27ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 71.0MB in the beginning and 47.3MB in the end (delta: 23.7MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. * Witness Printer took 2.64ms. Allocated memory is still 151.0MB. Free memory is still 47.3MB. 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 3.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 3.1s. 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: inital59 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq148 hnf94 smp100 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 50ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 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 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-12-13 16:15:02,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2022-12-13 16:15:02,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2022-12-13 16:15:02,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:02,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-12-13 16:15:02,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-12-13 16:15:03,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/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_dcf83567-3ad9-4523-90c5-d13c1fb0bbc7/bin/uautomizer-uyxdKDjOR8/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