./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc --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 64bit --witnessprinter.graph.data.programhash c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 --- 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-5e519f3 [2022-11-02 21:04:56,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:04:56,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:04:56,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:04:56,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:04:56,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:04:56,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:04:56,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:04:56,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:04:56,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:04:56,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:04:56,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:04:56,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:04:56,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:04:56,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:04:56,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:04:56,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:04:56,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:04:56,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:04:56,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:04:56,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:04:56,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:04:56,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:04:56,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:04:56,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:04:56,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:04:56,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:04:56,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:04:56,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:04:56,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:04:56,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:04:56,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:04:56,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:04:56,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:04:56,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:04:56,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:04:56,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:04:56,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:04:56,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:04:56,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:04:56,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:04:56,450 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-02 21:04:56,487 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:04:56,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:04:56,488 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:04:56,488 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:04:56,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:04:56,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:04:56,490 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:04:56,491 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 21:04:56,491 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 21:04:56,491 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 21:04:56,493 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 21:04:56,493 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 21:04:56,493 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 21:04:56,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:04:56,494 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 21:04:56,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:04:56,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:04:56,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 21:04:56,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 21:04:56,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 21:04:56,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:04:56,496 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 21:04:56,496 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:04:56,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 21:04:56,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:04:56,497 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:04:56,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:04:56,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:04:56,499 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 21:04:56,499 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_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2022-11-02 21:04:56,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:04:56,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:04:56,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:04:56,847 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:04:56,848 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:04:56,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2022-11-02 21:04:56,937 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/data/6cfc425ff/edf7f1e2b6a94db5a8bc6c26a16bdea3/FLAG2c62fd893 [2022-11-02 21:04:57,426 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:04:57,427 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2022-11-02 21:04:57,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/data/6cfc425ff/edf7f1e2b6a94db5a8bc6c26a16bdea3/FLAG2c62fd893 [2022-11-02 21:04:57,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/data/6cfc425ff/edf7f1e2b6a94db5a8bc6c26a16bdea3 [2022-11-02 21:04:57,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:04:57,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:04:57,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:04:57,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:04:57,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:04:57,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:04:57" (1/1) ... [2022-11-02 21:04:57,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63efadcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:57, skipping insertion in model container [2022-11-02 21:04:57,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:04:57" (1/1) ... [2022-11-02 21:04:57,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:04:57,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:04:58,090 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:04:58,096 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:04:58,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:04:58,123 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:04:58,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58 WrapperNode [2022-11-02 21:04:58,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:04:58,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:04:58,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:04:58,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:04:58,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58" (1/1) ... [2022-11-02 21:04:58,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58" (1/1) ... [2022-11-02 21:04:58,158 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2022-11-02 21:04:58,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:04:58,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:04:58,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:04:58,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:04:58,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58" (1/1) ... [2022-11-02 21:04:58,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58" (1/1) ... [2022-11-02 21:04:58,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58" (1/1) ... [2022-11-02 21:04:58,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58" (1/1) ... [2022-11-02 21:04:58,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58" (1/1) ... [2022-11-02 21:04:58,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58" (1/1) ... [2022-11-02 21:04:58,177 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58" (1/1) ... [2022-11-02 21:04:58,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58" (1/1) ... [2022-11-02 21:04:58,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:04:58,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:04:58,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:04:58,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:04:58,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58" (1/1) ... [2022-11-02 21:04:58,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:04:58,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:04:58,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:04:58,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 21:04:58,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:04:58,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:04:58,315 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:04:58,319 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:04:58,420 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:04:58,429 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:04:58,429 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 21:04:58,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:04:58 BoogieIcfgContainer [2022-11-02 21:04:58,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:04:58,434 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 21:04:58,434 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 21:04:58,439 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 21:04:58,440 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 21:04:58,441 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 09:04:57" (1/3) ... [2022-11-02 21:04:58,442 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@195dad56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 09:04:58, skipping insertion in model container [2022-11-02 21:04:58,443 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 21:04:58,443 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:04:58" (2/3) ... [2022-11-02 21:04:58,443 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@195dad56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 09:04:58, skipping insertion in model container [2022-11-02 21:04:58,444 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 21:04:58,444 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:04:58" (3/3) ... [2022-11-02 21:04:58,445 INFO L332 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2022-11-02 21:04:58,504 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 21:04:58,504 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 21:04:58,504 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 21:04:58,504 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 21:04:58,504 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 21:04:58,504 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 21:04:58,504 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 21:04:58,505 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 21:04:58,509 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:58,527 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-02 21:04:58,528 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:04:58,528 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:04:58,533 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-02 21:04:58,533 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-02 21:04:58,533 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 21:04:58,534 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:58,534 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-02 21:04:58,535 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 21:04:58,535 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 21:04:58,535 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-02 21:04:58,535 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-02 21:04:58,543 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true [2022-11-02 21:04:58,543 INFO L750 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2022-11-02 21:04:58,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:04:58,551 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-02 21:04:58,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:04:58,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998600959] [2022-11-02 21:04:58,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:04:58,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:04:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:04:58,663 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:04:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:04:58,691 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:04:58,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:04:58,697 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2022-11-02 21:04:58,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:04:58,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193910029] [2022-11-02 21:04:58,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:04:58,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:04:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:04:58,730 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:04:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:04:58,754 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:04:58,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:04:58,756 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-11-02 21:04:58,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:04:58,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746423461] [2022-11-02 21:04:58,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:04:58,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:04:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:04:58,779 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:04:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:04:58,801 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:04:59,031 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 21:04:59,031 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 21:04:59,031 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 21:04:59,032 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 21:04:59,032 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 21:04:59,032 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:04:59,032 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 21:04:59,032 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 21:04:59,033 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2022-11-02 21:04:59,033 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 21:04:59,033 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 21:04:59,070 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:04:59,162 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:04:59,166 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:04:59,636 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 21:04:59,637 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 21:04:59,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:04:59,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:04:59,642 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:04:59,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-02 21:04:59,654 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 21:04:59,654 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 21:04:59,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-02 21:04:59,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:04:59,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:04:59,727 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:04:59,738 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 21:04:59,738 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 21:04:59,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-02 21:04:59,938 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 21:04:59,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-02 21:04:59,942 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 21:04:59,943 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 21:04:59,943 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 21:04:59,943 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 21:04:59,943 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 21:04:59,943 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:04:59,943 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 21:04:59,943 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 21:04:59,943 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2022-11-02 21:04:59,943 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 21:04:59,944 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 21:04:59,946 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:04:59,953 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:04:59,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:05:00,377 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 21:05:00,381 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 21:05:00,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:00,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:00,398 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:00,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:00,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:00,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:00,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:00,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:00,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:05:00,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:05:00,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:00,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 21:05:00,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:00,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:00,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:00,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:00,484 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:00,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:00,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:00,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:00,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:00,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:00,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:05:00,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 21:05:00,505 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:05:00,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:00,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:00,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:00,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:00,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:00,551 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:00,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:00,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 21:05:00,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:00,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:00,569 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:00,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:05:00,627 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2022-11-02 21:05:00,627 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-02 21:05:00,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:00,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:00,734 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 21:05:00,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:00,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:00,737 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:00,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 21:05:00,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:00,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:00,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:00,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:00,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:00,756 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:05:00,758 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:05:00,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:00,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:00,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:00,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:00,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:00,801 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:00,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 21:05:00,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:00,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:00,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:00,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:00,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:00,817 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:05:00,818 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:05:00,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:00,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:00,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:00,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:00,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:00,862 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:00,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:00,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-02 21:05:00,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:00,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:00,877 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:00,877 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:05:00,920 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-02 21:05:00,921 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-11-02 21:05:00,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:01,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:01,035 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 21:05:01,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:01,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:01,037 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:01,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:01,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-02 21:05:01,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:01,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:01,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:01,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:01,059 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:01,061 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:05:01,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:01,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:01,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:01,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:01,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:01,114 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:01,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:01,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:01,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:01,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:01,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:01,140 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:01,141 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:05:01,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:01,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-02 21:05:01,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:01,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:01,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:01,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:01,196 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:01,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:01,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 21:05:01,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:01,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:01,220 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:01,220 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:01,294 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-02 21:05:01,294 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-02 21:05:01,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:01,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:01,430 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 21:05:01,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:01,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:01,432 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:01,442 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 [2022-11-02 21:05:01,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 21:05:01,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:01,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:01,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:01,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:01,456 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:05:01,458 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:05:01,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:01,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:01,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:01,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:01,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:01,500 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:01,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 21:05:01,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:01,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:01,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:01,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:01,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:01,512 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:05:01,513 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:05:01,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:01,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:01,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:01,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:01,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:01,556 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:01,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-02 21:05:01,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:01,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:01,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:01,575 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:01,575 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:05:01,636 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-11-02 21:05:01,636 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-02 21:05:01,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:01,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:01,792 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 21:05:01,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:01,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:01,794 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:01,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-02 21:05:01,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:01,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:01,806 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:05:01,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:01,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:01,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:01,806 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:05:01,807 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:05:01,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:01,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:01,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:01,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:01,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:01,858 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:01,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 21:05:01,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:01,877 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:01,878 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:05:01,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:01,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:01,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:01,878 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:05:01,879 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:05:01,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:01,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:01,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:01,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:01,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:01,931 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:01,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:01,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:01,951 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:05:01,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:01,951 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:01,952 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:05:01,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 21:05:01,995 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-02 21:05:01,996 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-11-02 21:05:02,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:02,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:02,118 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 21:05:02,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:02,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:02,120 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:02,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 21:05:02,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:02,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:02,132 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:05:02,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:02,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:02,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:02,133 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:02,134 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:05:02,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:02,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:02,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:02,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:02,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:02,192 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:02,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:02,217 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:02,217 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:05:02,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:02,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:02,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:02,217 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:02,219 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:05:02,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:02,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 21:05:02,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:02,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:02,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:02,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:02,275 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:02,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 21:05:02,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:02,291 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:02,291 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:05:02,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:02,291 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:02,291 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:02,362 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-02 21:05:02,362 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-02 21:05:02,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:02,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:02,530 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 21:05:02,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:02,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:02,531 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:02,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:02,550 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:02,551 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:05:02,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:02,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:02,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:02,551 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:05:02,553 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:05:02,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:02,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 21:05:02,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:02,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:02,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:02,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:02,612 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:02,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:02,631 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:02,631 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:05:02,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:02,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:02,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:02,632 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:05:02,635 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:05:02,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:02,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 21:05:02,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:02,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:02,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:02,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:02,692 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:02,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:02,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:02,708 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:05:02,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:02,708 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:02,708 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:05:02,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 21:05:02,778 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-11-02 21:05:02,778 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-02 21:05:03,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:03,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:03,085 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 21:05:03,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:03,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:03,087 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:03,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:03,102 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:03,102 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:05:03,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:03,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 21:05:03,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:03,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:03,103 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:03,104 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:05:03,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:03,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:03,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:03,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:03,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:03,153 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:03,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:03,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 21:05:03,168 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:03,169 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:05:03,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:03,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:03,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:03,169 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:03,170 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:05:03,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:03,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:03,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:03,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:03,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:03,233 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:03,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:03,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:03,250 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:05:03,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:03,251 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:03,251 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:03,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 21:05:03,313 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-02 21:05:03,313 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-02 21:05:03,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:03,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:03,457 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 21:05:03,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:03,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:03,458 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:03,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:03,475 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:03,475 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:05:03,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:03,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:03,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:03,476 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:05:03,477 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:05:03,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:03,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 21:05:03,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:03,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:03,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:03,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:03,522 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:03,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:03,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:03,539 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:05:03,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:03,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:03,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:03,540 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:05:03,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:05:03,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:03,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 21:05:03,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:03,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:03,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:03,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:03,595 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:03,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:03,611 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:03,611 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:05:03,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:03,611 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:03,611 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:05:03,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 21:05:03,709 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2022-11-02 21:05:03,709 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2022-11-02 21:05:03,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:03,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-11-02 21:05:03,947 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-02 21:05:03,947 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2022-11-02 21:05:03,947 INFO L750 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2022-11-02 21:05:03,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:05:03,948 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2022-11-02 21:05:03,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:05:03,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437187067] [2022-11-02 21:05:03,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:05:03,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:05:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:05:03,956 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:05:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:05:03,962 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:05:03,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:05:03,963 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2022-11-02 21:05:03,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:05:03,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948789039] [2022-11-02 21:05:03,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:05:03,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:05:03,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:05:03,969 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:05:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:05:03,976 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:05:03,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:05:03,976 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2022-11-02 21:05:03,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:05:03,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280482834] [2022-11-02 21:05:03,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:05:03,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:05:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:05:04,004 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 21:05:04,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 21:05:04,015 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 21:05:04,112 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 21:05:04,112 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 21:05:04,112 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 21:05:04,112 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 21:05:04,112 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 21:05:04,113 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:04,113 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 21:05:04,113 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 21:05:04,113 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2022-11-02 21:05:04,113 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 21:05:04,113 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 21:05:04,115 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:05:04,198 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:05:04,201 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:05:04,547 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 21:05:04,547 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 21:05:04,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:04,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:04,554 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:04,558 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 21:05:04,558 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 21:05:04,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 21:05:04,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:04,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:04,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:04,628 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:04,633 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 21:05:04,634 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 21:05:04,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 21:05:04,753 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 21:05:04,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:04,763 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 21:05:04,763 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 21:05:04,763 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 21:05:04,763 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 21:05:04,763 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 21:05:04,763 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:04,763 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 21:05:04,763 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 21:05:04,763 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2022-11-02 21:05:04,764 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 21:05:04,764 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 21:05:04,765 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:05:04,830 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:05:04,836 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 21:05:05,129 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 21:05:05,129 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 21:05:05,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:05,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:05,131 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:05,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:05,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 21:05:05,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:05,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:05,146 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:05,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:05:05,167 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2022-11-02 21:05:05,168 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-02 21:05:05,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:05,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:05,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:05,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:05,263 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:05,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:05,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:05,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:05,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:05,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:05,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:05:05,279 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:05:05,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:05,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 21:05:05,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:05,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:05,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:05,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:05,325 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:05,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 21:05:05,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:05,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:05,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:05,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:05,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:05,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 21:05:05,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 21:05:05,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:05,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:05,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-11-02 21:05:05,363 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 21:05:05,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:05,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:05,364 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:05,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-02 21:05:05,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:05,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:05,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:05,392 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:05,392 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:05:05,424 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-02 21:05:05,425 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-11-02 21:05:05,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:05,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:05,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:05,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:05,536 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:05,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:05,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:05,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:05,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:05,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:05,554 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:05:05,555 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:05:05,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:05,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-02 21:05:05,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:05,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:05,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:05,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:05,617 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:05,621 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 [2022-11-02 21:05:05,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-02 21:05:05,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:05,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:05,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:05,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:05,634 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:05:05,635 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:05:05,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:05,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:05,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:05,682 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 21:05:05,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:05,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:05,683 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:05,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:05,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:05,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:05,699 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:05,700 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:05,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-02 21:05:05,750 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-02 21:05:05,750 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-02 21:05:05,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:05,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-11-02 21:05:05,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:05,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:05,867 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:05,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:05,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-02 21:05:05,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:05,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:05,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:05,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:05,885 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:05,886 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:05:05,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:05,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:05,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:05,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:05,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:05,910 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:05,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-02 21:05:05,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:05,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:05,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:05,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:05,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:05,923 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:05,925 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:05:05,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:05,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:05,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:05,949 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 21:05:05,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:05,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:05,950 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:05,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:05,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:05,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:05,969 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:05,969 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:05:05,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-02 21:05:06,027 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-11-02 21:05:06,027 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-02 21:05:06,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:06,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-11-02 21:05:06,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:06,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:06,161 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:06,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-02 21:05:06,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:06,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:06,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:06,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:06,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:06,177 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:05:06,177 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:05:06,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:06,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:06,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-02 21:05:06,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:06,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:06,201 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:06,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-02 21:05:06,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:06,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 21:05:06,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:06,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:06,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:06,213 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:05:06,213 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:05:06,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:06,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:06,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-02 21:05:06,236 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 21:05:06,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:06,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:06,237 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:06,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-02 21:05:06,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:06,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:06,249 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:05:06,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:06,249 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:06,249 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:05:06,281 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-02 21:05:06,281 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-11-02 21:05:06,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:06,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:06,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:06,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:06,480 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:06,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:06,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:06,498 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:05:06,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:06,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:06,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:06,498 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:05:06,499 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:05:06,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:06,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-02 21:05:06,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:06,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-02 21:05:06,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:06,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:06,544 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:06,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-02 21:05:06,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:06,556 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:06,556 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:05:06,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:06,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:06,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:06,557 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 21:05:06,557 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 21:05:06,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:06,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:06,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-02 21:05:06,583 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 21:05:06,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:06,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:06,584 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:06,593 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 [2022-11-02 21:05:06,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-02 21:05:06,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:06,604 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:05:06,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:06,605 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:06,605 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:06,645 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-02 21:05:06,645 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-02 21:05:06,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:06,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:06,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:06,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:06,822 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:06,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-02 21:05:06,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:06,834 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:06,834 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:05:06,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:06,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:06,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:06,835 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:06,836 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:05:06,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:06,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:06,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:06,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:06,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:06,882 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:06,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:06,902 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:06,902 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 21:05:06,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:06,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:06,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:06,903 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:06,904 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:05:06,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:06,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-02 21:05:06,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:06,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:06,955 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 21:05:06,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:06,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:06,956 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:06,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:06,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-02 21:05:06,976 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:06,976 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:05:06,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:06,976 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:06,976 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:05:07,031 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-11-02 21:05:07,031 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-02 21:05:07,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:07,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-02 21:05:07,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:07,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:07,332 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:07,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-02 21:05:07,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:07,344 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:07,345 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:05:07,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:07,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:07,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:07,345 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:05:07,347 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:05:07,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:07,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:07,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-02 21:05:07,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:07,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:07,373 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:07,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-02 21:05:07,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:07,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:07,385 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:05:07,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:07,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:07,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:07,385 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 21:05:07,386 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 21:05:07,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:07,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:07,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-02 21:05:07,418 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 21:05:07,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:07,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:07,420 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:07,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-02 21:05:07,422 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 [2022-11-02 21:05:07,432 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:07,432 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:05:07,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:07,432 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:07,432 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:07,472 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-02 21:05:07,473 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-02 21:05:07,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:07,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-11-02 21:05:07,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:07,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:07,586 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:07,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-02 21:05:07,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:07,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:07,600 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:05:07,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:07,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:07,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:07,600 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:07,601 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:05:07,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:07,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:07,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:07,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:07,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:07,626 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:07,628 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 [2022-11-02 21:05:07,641 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:07,641 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 21:05:07,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:07,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:07,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:07,641 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 21:05:07,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-02 21:05:07,644 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 21:05:07,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:07,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:07,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-02 21:05:07,674 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 21:05:07,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:07,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:07,675 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:07,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-02 21:05:07,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:07,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:07,688 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:05:07,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:07,689 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-02 21:05:07,689 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:05:07,746 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2022-11-02 21:05:07,746 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2022-11-02 21:05:08,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:08,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-02 21:05:08,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:08,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:08,037 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:08,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-02 21:05:08,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:08,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:08,050 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:05:08,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:08,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:08,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:08,050 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:05:08,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:05:08,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:08,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:08,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-02 21:05:08,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 21:05:08,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:05:08,077 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 21:05:08,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-02 21:05:08,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 21:05:08,088 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 21:05:08,089 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 21:05:08,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 21:05:08,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 21:05:08,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 21:05:08,089 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 21:05:08,090 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 21:05:08,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 21:05:08,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 21:05:08,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-02 21:05:08,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 09:05:08 BoogieIcfgContainer [2022-11-02 21:05:08,119 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 21:05:08,119 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 21:05:08,119 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 21:05:08,119 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 21:05:08,120 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:04:58" (3/4) ... [2022-11-02 21:05:08,123 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 21:05:08,123 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 21:05:08,124 INFO L158 Benchmark]: Toolchain (without parser) took 10299.37ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 99.3MB in the beginning and 49.4MB in the end (delta: 49.9MB). Peak memory consumption was 90.4MB. Max. memory is 16.1GB. [2022-11-02 21:05:08,125 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 92.3MB. Free memory was 62.1MB in the beginning and 62.1MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:05:08,125 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.72ms. Allocated memory is still 136.3MB. Free memory was 99.0MB in the beginning and 112.4MB in the end (delta: -13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 21:05:08,126 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.49ms. Allocated memory is still 136.3MB. Free memory was 112.4MB in the beginning and 110.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 21:05:08,126 INFO L158 Benchmark]: Boogie Preprocessor took 19.72ms. Allocated memory is still 136.3MB. Free memory was 110.9MB in the beginning and 109.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:05:08,126 INFO L158 Benchmark]: RCFGBuilder took 251.12ms. Allocated memory is still 136.3MB. Free memory was 109.9MB in the beginning and 101.8MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 21:05:08,127 INFO L158 Benchmark]: BuchiAutomizer took 9685.05ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 101.8MB in the beginning and 49.4MB in the end (delta: 52.4MB). Peak memory consumption was 99.8MB. Max. memory is 16.1GB. [2022-11-02 21:05:08,127 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 178.3MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:05:08,129 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 92.3MB. Free memory was 62.1MB in the beginning and 62.1MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.72ms. Allocated memory is still 136.3MB. Free memory was 99.0MB in the beginning and 112.4MB in the end (delta: -13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.49ms. Allocated memory is still 136.3MB. Free memory was 112.4MB in the beginning and 110.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.72ms. Allocated memory is still 136.3MB. Free memory was 110.9MB in the beginning and 109.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 251.12ms. Allocated memory is still 136.3MB. Free memory was 109.9MB in the beginning and 101.8MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 9685.05ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 101.8MB in the beginning and 49.4MB in the end (delta: 52.4MB). Peak memory consumption was 99.8MB. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 178.3MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 9.5s. 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: inital64 mio100 ax100 hnf100 lsp135 ukn80 mio100 lsp100 div197 bol100 ite100 ukn100 eq137 hnf97 smp57 dnf247 smp62 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 332ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s 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_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2;" "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" Loop: "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination [2022-11-02 21:05:08,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, 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_5e8472a9-8e72-480d-81af-80d2ecfd6979/bin/uautomizer-Dbtcem3rbc/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN