./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-bwb/and-05.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-bwb/and-05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R --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 48505588d7e651383dbb51501a7ba8151dafe2f0aaf2cdca9e989876f7735131 --- 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-38b53e6 [2022-11-25 18:13:05,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:13:05,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:13:05,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:13:05,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:13:05,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:13:05,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:13:05,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:13:05,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:13:05,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:13:05,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:13:05,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:13:05,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:13:05,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:13:05,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:13:05,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:13:05,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:13:05,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:13:05,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:13:05,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:13:05,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:13:05,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:13:05,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:13:05,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:13:05,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:13:05,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:13:05,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:13:05,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:13:05,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:13:05,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:13:05,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:13:05,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:13:05,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:13:05,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:13:05,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:13:05,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:13:05,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:13:05,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:13:05,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:13:05,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:13:05,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:13:05,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-25 18:13:05,316 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:13:05,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:13:05,317 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:13:05,317 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:13:05,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:13:05,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:13:05,319 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:13:05,319 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-25 18:13:05,320 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-25 18:13:05,320 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-25 18:13:05,321 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-25 18:13:05,321 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-25 18:13:05,322 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-25 18:13:05,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:13:05,322 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 18:13:05,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:13:05,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:13:05,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-25 18:13:05,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-25 18:13:05,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-25 18:13:05,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:13:05,324 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-25 18:13:05,324 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:13:05,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-25 18:13:05,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:13:05,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:13:05,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:13:05,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:13:05,327 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-25 18:13:05,327 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_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48505588d7e651383dbb51501a7ba8151dafe2f0aaf2cdca9e989876f7735131 [2022-11-25 18:13:05,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:13:05,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:13:05,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:13:05,776 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:13:05,776 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:13:05,778 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/termination-bwb/and-05.c [2022-11-25 18:13:09,791 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:13:10,005 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:13:10,006 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/sv-benchmarks/c/termination-bwb/and-05.c [2022-11-25 18:13:10,013 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/data/f24f99b48/1ea7eb3e02764172b6bcbd6cdb10600e/FLAG533c49ab4 [2022-11-25 18:13:10,038 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/data/f24f99b48/1ea7eb3e02764172b6bcbd6cdb10600e [2022-11-25 18:13:10,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:13:10,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:13:10,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:13:10,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:13:10,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:13:10,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e5dc57c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10, skipping insertion in model container [2022-11-25 18:13:10,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:13:10,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:13:10,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:13:10,353 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:13:10,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:13:10,384 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:13:10,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10 WrapperNode [2022-11-25 18:13:10,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:13:10,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:13:10,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:13:10,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:13:10,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,404 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,424 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2022-11-25 18:13:10,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:13:10,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:13:10,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:13:10,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:13:10,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,448 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:13:10,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:13:10,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:13:10,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:13:10,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10" (1/1) ... [2022-11-25 18:13:10,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:10,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:10,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:10,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-25 18:13:10,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:13:10,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:13:10,627 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:13:10,631 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:13:10,786 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:13:10,794 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:13:10,794 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 18:13:10,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:13:10 BoogieIcfgContainer [2022-11-25 18:13:10,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:13:10,799 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-25 18:13:10,800 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-25 18:13:10,804 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-25 18:13:10,805 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 18:13:10,805 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 06:13:10" (1/3) ... [2022-11-25 18:13:10,807 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37de2b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 06:13:10, skipping insertion in model container [2022-11-25 18:13:10,807 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 18:13:10,807 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:13:10" (2/3) ... [2022-11-25 18:13:10,810 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37de2b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 06:13:10, skipping insertion in model container [2022-11-25 18:13:10,810 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 18:13:10,811 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:13:10" (3/3) ... [2022-11-25 18:13:10,815 INFO L332 chiAutomizerObserver]: Analyzing ICFG and-05.c [2022-11-25 18:13:10,912 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-25 18:13:10,913 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-25 18:13:10,913 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-25 18:13:10,913 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-25 18:13:10,913 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-25 18:13:10,914 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-25 18:13:10,914 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-25 18:13:10,915 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-25 18:13:10,920 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 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) [2022-11-25 18:13:10,945 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-25 18:13:10,945 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 18:13:10,945 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 18:13:10,953 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-25 18:13:10,953 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-25 18:13:10,953 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-25 18:13:10,954 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 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) [2022-11-25 18:13:10,956 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-25 18:13:10,956 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 18:13:10,957 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 18:13:10,957 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-25 18:13:10,958 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-25 18:13:10,969 INFO L748 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~x~0#1, main_~y~0#1, main_~res~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~res~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 7#L16-2true [2022-11-25 18:13:10,969 INFO L750 eck$LassoCheckResult]: Loop: 7#L16-2true assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 3#L17true assume 0 == main_~x~0#1 - 1 || 0 == main_~y~0#1;main_#t~nondet2#1 := 0; 10#L17-4true main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 7#L16-2true [2022-11-25 18:13:10,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:10,985 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-25 18:13:10,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:10,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644007643] [2022-11-25 18:13:10,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:11,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:11,104 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:13:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:11,146 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:13:11,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:11,150 INFO L85 PathProgramCache]: Analyzing trace with hash 40819, now seen corresponding path program 1 times [2022-11-25 18:13:11,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:11,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404761234] [2022-11-25 18:13:11,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:11,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:11,192 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:13:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:11,212 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:13:11,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:11,214 INFO L85 PathProgramCache]: Analyzing trace with hash 28699761, now seen corresponding path program 1 times [2022-11-25 18:13:11,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:11,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345881377] [2022-11-25 18:13:11,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:11,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:11,235 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:13:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:11,254 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:13:11,429 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:13:11,429 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:13:11,430 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:13:11,430 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:13:11,430 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 18:13:11,430 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:11,430 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:13:11,431 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:13:11,431 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration1_Loop [2022-11-25 18:13:11,431 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:13:11,431 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:13:11,451 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:11,476 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:11,542 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:13:11,543 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 18:13:11,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:11,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:11,551 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:11,557 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:13:11,558 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:11,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-25 18:13:11,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:11,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:11,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:11,605 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:11,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-25 18:13:11,611 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 18:13:11,611 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:11,707 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 18:13:11,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:11,711 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:13:11,712 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:13:11,712 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:13:11,712 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:13:11,712 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 18:13:11,712 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:11,713 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:13:11,713 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:13:11,713 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration1_Loop [2022-11-25 18:13:11,713 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:13:11,713 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:13:11,715 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:11,731 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:11,787 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:13:11,793 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 18:13:11,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:11,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:11,796 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:11,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-25 18:13:11,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:11,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:11,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:11,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:11,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:11,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:13:11,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:13:11,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:11,868 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 18:13:11,878 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-25 18:13:11,878 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 2 variables to zero. [2022-11-25 18:13:11,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:11,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:11,904 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:11,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-25 18:13:11,908 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 18:13:11,908 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-25 18:13:11,909 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 18:13:11,909 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [] [2022-11-25 18:13:11,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:11,927 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-25 18:13:11,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:11,979 WARN L261 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 18:13:11,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:13:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:11,997 WARN L261 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 18:13:11,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:13:12,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:13:12,104 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-25 18:13:12,107 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 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) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-11-25 18:13:12,252 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 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). Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Result 42 states and 54 transitions. Complement of second has 13 states. [2022-11-25 18:13:12,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2022-11-25 18:13:12,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-11-25 18:13:12,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 29 transitions. [2022-11-25 18:13:12,274 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 29 transitions. Stem has 2 letters. Loop has 3 letters. [2022-11-25 18:13:12,275 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 18:13:12,275 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 29 transitions. Stem has 5 letters. Loop has 3 letters. [2022-11-25 18:13:12,291 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 18:13:12,291 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 29 transitions. Stem has 2 letters. Loop has 6 letters. [2022-11-25 18:13:12,292 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 18:13:12,293 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 54 transitions. [2022-11-25 18:13:12,297 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-25 18:13:12,301 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 20 states and 28 transitions. [2022-11-25 18:13:12,303 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-25 18:13:12,303 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-25 18:13:12,304 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 28 transitions. [2022-11-25 18:13:12,305 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 18:13:12,305 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 28 transitions. [2022-11-25 18:13:12,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 28 transitions. [2022-11-25 18:13:12,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 13. [2022-11-25 18:13:12,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 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) [2022-11-25 18:13:12,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 18 transitions. [2022-11-25 18:13:12,375 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2022-11-25 18:13:12,376 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 18 transitions. [2022-11-25 18:13:12,376 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-25 18:13:12,376 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 18 transitions. [2022-11-25 18:13:12,377 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-25 18:13:12,377 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 18:13:12,391 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 18:13:12,391 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-25 18:13:12,392 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 18:13:12,392 INFO L748 eck$LassoCheckResult]: Stem: 112#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 113#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~x~0#1, main_~y~0#1, main_~res~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~res~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 116#L16-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 109#L17 [2022-11-25 18:13:12,392 INFO L750 eck$LassoCheckResult]: Loop: 109#L17 assume !(0 == main_~x~0#1 - 1 || 0 == main_~y~0#1); 105#L17-2 assume main_~x~0#1 - 1 == main_~y~0#1;main_#t~nondet2#1 := main_~x~0#1 - 1; 106#L17-4 main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 114#L16-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 109#L17 [2022-11-25 18:13:12,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:12,393 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-11-25 18:13:12,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:12,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140411222] [2022-11-25 18:13:12,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:12,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:12,400 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:13:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:12,404 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:13:12,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:12,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1419160, now seen corresponding path program 1 times [2022-11-25 18:13:12,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:12,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229279720] [2022-11-25 18:13:12,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:12,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:12,425 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:13:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:12,433 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:13:12,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:12,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1810723007, now seen corresponding path program 1 times [2022-11-25 18:13:12,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:12,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179324266] [2022-11-25 18:13:12,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:12,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:12,444 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:13:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:12,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:13:12,500 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:13:12,500 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:13:12,501 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:13:12,501 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:13:12,501 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 18:13:12,501 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:12,502 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:13:12,502 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:13:12,502 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration2_Loop [2022-11-25 18:13:12,502 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:13:12,502 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:13:12,504 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:12,515 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:12,553 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:13:12,553 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 18:13:12,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:12,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:12,555 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:12,566 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:13:12,566 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:12,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-25 18:13:12,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:12,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:12,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:12,600 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:12,613 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 18:13:12,614 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:12,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-25 18:13:12,772 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 18:13:12,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:12,784 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:13:12,784 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:13:12,784 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:13:12,785 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:13:12,785 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 18:13:12,785 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:12,785 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:13:12,785 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:13:12,785 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration2_Loop [2022-11-25 18:13:12,785 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:13:12,785 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:13:12,787 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:12,809 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:12,862 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:13:12,863 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 18:13:12,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:12,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:12,865 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:12,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:12,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-25 18:13:12,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:12,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:12,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:12,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:12,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:13:12,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:13:12,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:12,919 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 18:13:12,926 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-25 18:13:12,927 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-25 18:13:12,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:12,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:12,935 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:12,947 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 18:13:12,947 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-25 18:13:12,947 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 18:13:12,947 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [] [2022-11-25 18:13:12,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-25 18:13:12,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:12,959 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-25 18:13:12,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:12,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:12,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 18:13:12,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:13:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:13,016 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 18:13:13,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:13:13,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:13:13,116 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-25 18:13:13,117 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) [2022-11-25 18:13:13,220 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 18 transitions. cyclomatic complexity: 7. Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) Result 34 states and 43 transitions. Complement of second has 9 states. [2022-11-25 18:13:13,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-11-25 18:13:13,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) [2022-11-25 18:13:13,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 9 transitions. [2022-11-25 18:13:13,222 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 3 letters. Loop has 4 letters. [2022-11-25 18:13:13,223 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 18:13:13,223 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 7 letters. Loop has 4 letters. [2022-11-25 18:13:13,223 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 18:13:13,223 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 3 letters. Loop has 8 letters. [2022-11-25 18:13:13,224 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 18:13:13,224 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 43 transitions. [2022-11-25 18:13:13,226 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-25 18:13:13,227 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 27 states and 36 transitions. [2022-11-25 18:13:13,228 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-25 18:13:13,228 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-25 18:13:13,228 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 36 transitions. [2022-11-25 18:13:13,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 18:13:13,229 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 36 transitions. [2022-11-25 18:13:13,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 36 transitions. [2022-11-25 18:13:13,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 24. [2022-11-25 18:13:13,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 states have internal predecessors, (33), 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) [2022-11-25 18:13:13,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 33 transitions. [2022-11-25 18:13:13,259 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions. [2022-11-25 18:13:13,259 INFO L428 stractBuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2022-11-25 18:13:13,260 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-25 18:13:13,260 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 33 transitions. [2022-11-25 18:13:13,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-11-25 18:13:13,270 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-25 18:13:13,270 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 18:13:13,270 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 18:13:13,271 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-25 18:13:13,271 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 18:13:13,272 INFO L748 eck$LassoCheckResult]: Stem: 210#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 211#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~x~0#1, main_~y~0#1, main_~res~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~res~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 215#L16-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 201#L17 assume !(0 == main_~x~0#1 - 1 || 0 == main_~y~0#1); 203#L17-2 assume !(main_~x~0#1 - 1 == main_~y~0#1);main_#t~nondet2#1 := ~bitwiseAnd(main_~x~0#1 - 1, main_~y~0#1);assume (main_~x~0#1 - 1 < 0 || main_~y~0#1 < 0) || (main_#t~nondet2#1 <= main_~x~0#1 - 1 && main_#t~nondet2#1 <= main_~y~0#1);assume (main_~x~0#1 - 1 < 0 && main_~y~0#1 < 0) || main_#t~nondet2#1 >= 0;assume (main_~x~0#1 - 1 >= 0 && main_~y~0#1 >= 0) || main_#t~nondet2#1 > main_~x~0#1 - 1 + main_~y~0#1; 207#L17-4 [2022-11-25 18:13:13,283 INFO L750 eck$LassoCheckResult]: Loop: 207#L17-4 main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 212#L16-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 213#L17 assume !(0 == main_~x~0#1 - 1 || 0 == main_~y~0#1); 217#L17-2 assume main_~x~0#1 - 1 == main_~y~0#1;main_#t~nondet2#1 := main_~x~0#1 - 1; 207#L17-4 [2022-11-25 18:13:13,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:13,284 INFO L85 PathProgramCache]: Analyzing trace with hash 28699821, now seen corresponding path program 1 times [2022-11-25 18:13:13,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:13,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350045664] [2022-11-25 18:13:13,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:13,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:13,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:13,327 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:13:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:13,350 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:13:13,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:13,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1619800, now seen corresponding path program 2 times [2022-11-25 18:13:13,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:13,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213654891] [2022-11-25 18:13:13,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:13,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:13,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:13:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:13,372 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:13:13,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:13,373 INFO L85 PathProgramCache]: Analyzing trace with hash 644902404, now seen corresponding path program 1 times [2022-11-25 18:13:13,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:13,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500416592] [2022-11-25 18:13:13,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:13,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:13,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:13:13,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:13:13,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500416592] [2022-11-25 18:13:13,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500416592] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:13:13,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2089298115] [2022-11-25 18:13:13,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:13,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:13:13,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:13,513 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:13:13,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-25 18:13:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:13,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 18:13:13,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:13:13,738 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:13:13,738 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 18:13:13,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:13:13,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2089298115] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 18:13:13,845 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 18:13:13,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-11-25 18:13:13,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239498752] [2022-11-25 18:13:13,850 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 18:13:13,909 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:13:13,909 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:13:13,909 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:13:13,910 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:13:13,912 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 18:13:13,912 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:13,912 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:13:13,920 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:13:13,920 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration3_Loop [2022-11-25 18:13:13,920 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:13:13,920 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:13:13,921 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:13,970 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:13:13,971 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 18:13:13,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:13,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:13,972 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:13,986 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:13:13,986 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:13,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-25 18:13:14,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:14,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:14,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:14,037 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:14,043 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 18:13:14,044 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:14,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-25 18:13:19,467 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 18:13:19,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-11-25 18:13:19,472 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:13:19,473 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:13:19,474 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:13:19,474 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:13:19,474 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 18:13:19,474 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:19,474 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:13:19,474 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:13:19,474 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration3_Loop [2022-11-25 18:13:19,474 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:13:19,475 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:13:19,476 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:19,540 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:13:19,540 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 18:13:19,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:19,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:19,542 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:19,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-25 18:13:19,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:19,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:19,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:19,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:19,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:19,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:13:19,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:13:19,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:19,583 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 18:13:19,590 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-25 18:13:19,590 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 2 variables to zero. [2022-11-25 18:13:19,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:19,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:19,598 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:19,610 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 18:13:19,610 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-25 18:13:19,610 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 18:13:19,610 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_#t~nondet2#1) = 1*ULTIMATE.start_main_#t~nondet2#1 Supporting invariants [] [2022-11-25 18:13:19,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-25 18:13:19,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:19,622 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-25 18:13:19,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:19,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 18:13:19,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:13:19,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:19,671 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 18:13:19,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:13:19,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 18:13:19,719 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-25 18:13:19,719 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 33 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2022-11-25 18:13:19,768 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 33 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) Result 57 states and 77 transitions. Complement of second has 7 states. [2022-11-25 18:13:19,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-25 18:13:19,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2022-11-25 18:13:19,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2022-11-25 18:13:19,773 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 5 letters. Loop has 4 letters. [2022-11-25 18:13:19,773 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 18:13:19,773 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 9 letters. Loop has 4 letters. [2022-11-25 18:13:19,774 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 18:13:19,774 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 5 letters. Loop has 8 letters. [2022-11-25 18:13:19,775 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 18:13:19,775 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 77 transitions. [2022-11-25 18:13:19,789 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-25 18:13:19,790 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 55 states and 75 transitions. [2022-11-25 18:13:19,791 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2022-11-25 18:13:19,791 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2022-11-25 18:13:19,791 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 75 transitions. [2022-11-25 18:13:19,791 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 18:13:19,791 INFO L218 hiAutomatonCegarLoop]: Abstraction has 55 states and 75 transitions. [2022-11-25 18:13:19,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 75 transitions. [2022-11-25 18:13:19,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 53. [2022-11-25 18:13:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 52 states have internal predecessors, (73), 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) [2022-11-25 18:13:19,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 73 transitions. [2022-11-25 18:13:19,798 INFO L240 hiAutomatonCegarLoop]: Abstraction has 53 states and 73 transitions. [2022-11-25 18:13:19,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:13:19,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 18:13:19,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:13:19,802 INFO L87 Difference]: Start difference. First operand 53 states and 73 transitions. Second operand has 9 states, 8 states have (on average 2.375) internal successors, (19), 9 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 18:13:19,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:13:19,879 INFO L93 Difference]: Finished difference Result 55 states and 70 transitions. [2022-11-25 18:13:19,880 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 70 transitions. [2022-11-25 18:13:19,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-25 18:13:19,881 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 48 states and 61 transitions. [2022-11-25 18:13:19,882 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-11-25 18:13:19,882 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2022-11-25 18:13:19,882 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 61 transitions. [2022-11-25 18:13:19,882 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-25 18:13:19,882 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 61 transitions. [2022-11-25 18:13:19,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 61 transitions. [2022-11-25 18:13:19,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 30. [2022-11-25 18:13:19,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3666666666666667) internal successors, (41), 29 states have internal predecessors, (41), 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) [2022-11-25 18:13:19,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 41 transitions. [2022-11-25 18:13:19,887 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 41 transitions. [2022-11-25 18:13:19,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:13:19,888 INFO L428 stractBuchiCegarLoop]: Abstraction has 30 states and 41 transitions. [2022-11-25 18:13:19,888 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-25 18:13:19,888 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 41 transitions. [2022-11-25 18:13:19,889 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-25 18:13:19,889 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 18:13:19,890 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 18:13:19,891 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-25 18:13:19,891 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-25 18:13:19,892 INFO L748 eck$LassoCheckResult]: Stem: 508#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 509#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~x~0#1, main_~y~0#1, main_~res~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~res~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 513#L16-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 516#L17 assume !(0 == main_~x~0#1 - 1 || 0 == main_~y~0#1); 502#L17-2 [2022-11-25 18:13:19,892 INFO L750 eck$LassoCheckResult]: Loop: 502#L17-2 assume !(main_~x~0#1 - 1 == main_~y~0#1);main_#t~nondet2#1 := ~bitwiseAnd(main_~x~0#1 - 1, main_~y~0#1);assume (main_~x~0#1 - 1 < 0 || main_~y~0#1 < 0) || (main_#t~nondet2#1 <= main_~x~0#1 - 1 && main_#t~nondet2#1 <= main_~y~0#1);assume (main_~x~0#1 - 1 < 0 && main_~y~0#1 < 0) || main_#t~nondet2#1 >= 0;assume (main_~x~0#1 - 1 >= 0 && main_~y~0#1 >= 0) || main_#t~nondet2#1 > main_~x~0#1 - 1 + main_~y~0#1; 503#L17-4 main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 510#L16-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 506#L17 assume !(0 == main_~x~0#1 - 1 || 0 == main_~y~0#1); 502#L17-2 [2022-11-25 18:13:19,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:19,893 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2022-11-25 18:13:19,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:19,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159656199] [2022-11-25 18:13:19,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:19,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:19,899 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:13:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:19,903 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:13:19,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:19,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1571592, now seen corresponding path program 1 times [2022-11-25 18:13:19,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:19,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153685871] [2022-11-25 18:13:19,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:19,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:19,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:13:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:19,928 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:13:19,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:19,929 INFO L85 PathProgramCache]: Analyzing trace with hash 297897967, now seen corresponding path program 1 times [2022-11-25 18:13:19,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:19,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452080143] [2022-11-25 18:13:19,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:19,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:19,938 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 18:13:19,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 18:13:19,961 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 18:13:20,070 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:13:20,070 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:13:20,070 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:13:20,070 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:13:20,070 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 18:13:20,071 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:20,071 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:13:20,071 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:13:20,071 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration4_Loop [2022-11-25 18:13:20,071 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:13:20,071 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:13:20,073 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:20,101 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:20,231 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:13:20,232 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 18:13:20,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:20,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:20,238 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:20,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-25 18:13:20,248 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:13:20,249 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:20,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:20,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:20,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:20,294 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:20,305 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 18:13:20,305 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:20,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-25 18:13:20,590 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 18:13:20,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:20,595 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:13:20,595 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:13:20,595 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:13:20,595 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:13:20,595 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 18:13:20,596 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:20,596 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:13:20,596 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:13:20,596 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration4_Loop [2022-11-25 18:13:20,596 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:13:20,596 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:13:20,597 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:20,634 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:20,763 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:13:20,763 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 18:13:20,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:20,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:20,766 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:20,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:20,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-25 18:13:20,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:20,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:20,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:20,795 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:20,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:13:20,801 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:13:20,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:20,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:20,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:20,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:20,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:20,830 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:20,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:20,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-25 18:13:20,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:20,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:20,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:20,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:20,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:13:20,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:13:20,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:20,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:20,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:20,889 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 18:13:20,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:20,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:20,891 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:20,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:20,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-25 18:13:20,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:20,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:20,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:20,912 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:20,912 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:20,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:13:20,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:20,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:20,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:20,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:20,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:20,943 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:20,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-11-25 18:13:20,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-25 18:13:20,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:20,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:20,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:20,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:20,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:20,989 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:20,990 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:13:20,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,016 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 18:13:21,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,018 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-25 18:13:21,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:21,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,054 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:21,054 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:13:21,059 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-25 18:13:21,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,097 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-25 18:13:21,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:21,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:21,118 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:13:21,119 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:13:21,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,142 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 18:13:21,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,144 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-25 18:13:21,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:21,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,171 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:21,171 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:13:21,176 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-25 18:13:21,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,211 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-25 18:13:21,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:21,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:21,233 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:13:21,235 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:13:21,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,256 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 18:13:21,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,258 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-25 18:13:21,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:21,280 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:13:21,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,281 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:21,281 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:21,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:13:21,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,315 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-25 18:13:21,340 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:21,340 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:13:21,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:21,341 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:21,342 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:13:21,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,367 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-25 18:13:21,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,369 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-25 18:13:21,394 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:21,394 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:13:21,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,394 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:21,395 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:13:21,403 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-25 18:13:21,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,440 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-25 18:13:21,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:21,461 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-25 18:13:21,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:21,462 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:13:21,464 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:13:21,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,481 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-25 18:13:21,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,483 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-25 18:13:21,506 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:21,507 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:13:21,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,507 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:21,507 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:13:21,518 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-25 18:13:21,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-11-25 18:13:21,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,568 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-25 18:13:21,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,586 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:21,586 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:13:21,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:21,587 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:13:21,594 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:13:21,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,624 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-25 18:13:21,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,626 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-25 18:13:21,655 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:21,655 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:13:21,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,656 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:21,656 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:13:21,661 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-25 18:13:21,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,695 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-25 18:13:21,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,715 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:21,715 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:13:21,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:21,716 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:13:21,717 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:13:21,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,744 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-25 18:13:21,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,745 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-25 18:13:21,769 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:21,769 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:13:21,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,770 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:21,770 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:13:21,777 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-25 18:13:21,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:21,815 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:21,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:21,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-25 18:13:21,836 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:21,836 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-25 18:13:21,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:21,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:21,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:21,837 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-25 18:13:21,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 18:13:21,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:21,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:21,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:21,901 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:13:21,901 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:13:21,902 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:13:21,902 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:13:21,902 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-25 18:13:21,902 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:21,902 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:13:21,902 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:13:21,903 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration4_Lasso [2022-11-25 18:13:21,903 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:13:21,903 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:13:21,904 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:21,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:21,912 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:21,915 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:21,918 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:21,949 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:22,110 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:13:22,111 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-25 18:13:22,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:22,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:22,118 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:22,123 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:13:22,124 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:22,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-25 18:13:22,156 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 18:13:22,156 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~res~0#1=0} Honda state: {ULTIMATE.start_main_~res~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 18:13:22,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:22,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:22,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:22,165 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:22,174 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:13:22,174 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:22,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-25 18:13:22,189 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 18:13:22,189 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 18:13:22,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:22,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:22,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:22,194 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:22,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-25 18:13:22,198 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:13:22,198 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:22,224 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 18:13:22,224 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 18:13:22,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:22,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:22,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:22,236 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:22,244 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:13:22,244 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:22,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-25 18:13:22,276 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-25 18:13:22,276 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-25 18:13:22,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:22,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:22,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:22,331 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:22,338 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-25 18:13:22,338 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:22,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-25 18:13:22,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:22,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:22,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:22,432 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:22,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-25 18:13:22,463 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-25 18:13:22,463 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-25 18:13:22,692 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-25 18:13:22,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-25 18:13:22,697 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 18:13:22,697 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 18:13:22,697 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 18:13:22,697 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 18:13:22,697 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 18:13:22,697 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:22,698 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 18:13:22,698 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 18:13:22,698 INFO L133 ssoRankerPreferences]: Filename of dumped script: and-05.c_Iteration4_Lasso [2022-11-25 18:13:22,698 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 18:13:22,698 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 18:13:22,700 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:22,711 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:22,715 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:22,718 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:22,749 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:22,752 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 18:13:22,912 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 18:13:22,913 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 18:13:22,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:22,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:22,920 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:22,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:22,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-25 18:13:22,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:22,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:22,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:22,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:22,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:13:22,941 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:13:22,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:22,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:22,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:22,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:22,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:22,958 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:22,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:22,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-25 18:13:22,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:22,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:22,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:22,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:22,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:13:22,985 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:13:22,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:22,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:23,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,006 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-25 18:13:23,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:13:23,028 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:13:23,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:23,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,043 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-25 18:13:23,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,066 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:23,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:13:23,088 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-25 18:13:23,089 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-25 18:13:23,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-25 18:13:23,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,115 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-25 18:13:23,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:13:23,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:13:23,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-11-25 18:13:23,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,154 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-25 18:13:23,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 18:13:23,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 18:13:23,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-25 18:13:23,176 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-25 18:13:23,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,178 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-25 18:13:23,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,194 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:23,194 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:13:23,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-25 18:13:23,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,201 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-25 18:13:23,204 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 [2022-11-25 18:13:23,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,218 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:23,218 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:13:23,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-25 18:13:23,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,225 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-25 18:13:23,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,241 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:23,241 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:13:23,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-25 18:13:23,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,270 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-25 18:13:23,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,287 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:23,287 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:23,299 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-25 18:13:23,299 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-25 18:13:23,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:23,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,341 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-25 18:13:23,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,361 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:23,362 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:13:23,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-25 18:13:23,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,369 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-25 18:13:23,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,388 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:23,389 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:13:23,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-25 18:13:23,395 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-25 18:13:23,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,396 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-25 18:13:23,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,413 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:13:23,413 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:13:23,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-25 18:13:23,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,420 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-25 18:13:23,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,448 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:13:23,449 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:13:23,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:23,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,473 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-25 18:13:23,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,496 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:13:23,497 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:13:23,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:23,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,518 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-25 18:13:23,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,539 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:23,539 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:13:23,557 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-11-25 18:13:23,557 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-25 18:13:23,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:23,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,636 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-25 18:13:23,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,665 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:13:23,667 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:13:23,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:23,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,689 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-25 18:13:23,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,710 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-25 18:13:23,711 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-25 18:13:23,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:23,731 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-25 18:13:23,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,733 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-25 18:13:23,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,756 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:13:23,757 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:13:23,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:23,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,781 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-25 18:13:23,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,801 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:13:23,802 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:13:23,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:23,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,825 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-25 18:13:23,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,847 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:13:23,848 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:13:23,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:23,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:23,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,877 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-25 18:13:23,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,898 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:23,898 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:13:23,920 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-11-25 18:13:23,920 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-11-25 18:13:23,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:23,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:23,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:23,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:23,977 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:23,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:23,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-25 18:13:23,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:23,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:23,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:23,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:23,999 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:13:24,000 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:13:24,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:24,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:24,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:24,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:24,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:24,033 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:24,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:24,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-25 18:13:24,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 18:13:24,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:24,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:24,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:24,054 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-25 18:13:24,055 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-25 18:13:24,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:24,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:24,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:24,083 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-25 18:13:24,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:24,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:24,085 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:24,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-25 18:13:24,089 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 [2022-11-25 18:13:24,103 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:24,104 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:13:24,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:24,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:24,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:24,104 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:24,105 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:13:24,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:24,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:24,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-11-25 18:13:24,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:24,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:24,121 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:24,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-25 18:13:24,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:24,138 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:24,138 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:13:24,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:24,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:24,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:24,139 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:24,140 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:13:24,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:24,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:24,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:24,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:24,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:24,157 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:24,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:24,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-25 18:13:24,180 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:24,180 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:13:24,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 18:13:24,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:24,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 18:13:24,181 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:24,182 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-25 18:13:24,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 18:13:24,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 18:13:24,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:24,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:24,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:24,208 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:24,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 18:13:24,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-25 18:13:24,229 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-25 18:13:24,229 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-25 18:13:24,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 18:13:24,229 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-25 18:13:24,229 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-25 18:13:24,244 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-25 18:13:24,245 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-25 18:13:24,292 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 18:13:24,465 INFO L443 ModelExtractionUtils]: Simplification made 31 calls to the SMT solver. [2022-11-25 18:13:24,465 INFO L444 ModelExtractionUtils]: 0 out of 26 variables were initially zero. Simplification set additionally 18 variables to zero. [2022-11-25 18:13:24,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 18:13:24,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:13:24,472 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 18:13:24,476 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 18:13:24,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-25 18:13:24,522 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2022-11-25 18:13:24,522 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 18:13:24,522 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 3*ULTIMATE.start_main_~x~0#1 + 2 f1 = 0 Supporting invariants [3*ULTIMATE.start_main_~x~0#1 - 2*ULTIMATE.start_main_~y~0#1 >= 0, 1*ULTIMATE.start_main_~x~0#1 >= 0] [2022-11-25 18:13:24,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:24,530 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: Inconsistent sorts at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.polynomials.PolynomialRelation.(PolynomialRelation.java:135) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.polynomials.PolynomialRelation.of(PolynomialRelation.java:608) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.comparison(SmtUtils.java:1315) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termWithLocalSimplification(SmtUtils.java:1457) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termWithLocalSimplification(SmtUtils.java:1372) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.convertApplicationTerm(SmtUtils.java:1361) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.convertApplicationTerm(Substitution.java:53) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:389) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:319) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.apply(Substitution.java:59) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUtils.computeClosedFormula(PredicateUtils.java:94) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:130) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:89) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.constructTermVarsProc(BasicPredicateFactory.java:93) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.newPredicate(BasicPredicateFactory.java:81) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BinaryStatePredicateManager.getRankInEquality(BinaryStatePredicateManager.java:354) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BinaryStatePredicateManager.decodeLex(BinaryStatePredicateManager.java:314) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BinaryStatePredicateManager.computePredicates(BinaryStatePredicateManager.java:121) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:667) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:908) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:819) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:257) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:359) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:157) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:341) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-25 18:13:24,537 INFO L158 Benchmark]: Toolchain (without parser) took 14493.03ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 112.0MB in the beginning and 108.0MB in the end (delta: 4.1MB). Peak memory consumption was 93.2MB. Max. memory is 16.1GB. [2022-11-25 18:13:24,537 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:13:24,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.23ms. Allocated memory is still 151.0MB. Free memory was 111.9MB in the beginning and 120.0MB in the end (delta: -8.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-25 18:13:24,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.21ms. Allocated memory is still 151.0MB. Free memory was 120.0MB in the beginning and 118.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 18:13:24,541 INFO L158 Benchmark]: Boogie Preprocessor took 25.48ms. Allocated memory is still 151.0MB. Free memory was 118.5MB in the beginning and 117.9MB in the end (delta: 653.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 18:13:24,542 INFO L158 Benchmark]: RCFGBuilder took 345.73ms. Allocated memory is still 151.0MB. Free memory was 117.9MB in the beginning and 108.7MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 18:13:24,542 INFO L158 Benchmark]: BuchiAutomizer took 13735.95ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 108.7MB in the beginning and 108.0MB in the end (delta: 715.6kB). Peak memory consumption was 90.7MB. Max. memory is 16.1GB. [2022-11-25 18:13:24,544 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 338.23ms. Allocated memory is still 151.0MB. Free memory was 111.9MB in the beginning and 120.0MB in the end (delta: -8.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.21ms. Allocated memory is still 151.0MB. Free memory was 120.0MB in the beginning and 118.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.48ms. Allocated memory is still 151.0MB. Free memory was 118.5MB in the beginning and 117.9MB in the end (delta: 653.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 345.73ms. Allocated memory is still 151.0MB. Free memory was 117.9MB in the beginning and 108.7MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 13735.95ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 108.7MB in the beginning and 108.0MB in the end (delta: 715.6kB). Peak memory consumption was 90.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: Inconsistent sorts de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: Inconsistent sorts: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.polynomials.PolynomialRelation.(PolynomialRelation.java:135) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-25 18:13:24,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:24,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-25 18:13:24,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/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_e669a132-9cb9-475f-b718-ff33e97deb3f/bin/uautomizer-ZsLfNo2U6R/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: ERROR: ExceptionOrErrorResult: AssertionError: Inconsistent sorts