./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-bwb/or-01.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b 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_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-bwb/or-01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN --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 7f247e4473503f47ee3194e296d6b905e51586799395e11124f119da43a61cc2 --- 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-6b4ec56 [2022-11-20 10:55:36,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:55:36,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:55:36,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:55:36,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:55:36,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:55:36,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:55:36,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:55:36,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:55:36,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:55:36,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:55:36,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:55:36,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:55:36,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:55:36,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:55:36,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:55:36,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:55:36,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:55:36,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:55:36,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:55:36,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:55:36,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:55:36,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:55:36,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:55:36,198 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:55:36,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:55:36,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:55:36,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:55:36,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:55:36,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:55:36,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:55:36,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:55:36,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:55:36,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:55:36,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:55:36,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:55:36,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:55:36,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:55:36,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:55:36,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:55:36,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:55:36,216 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-20 10:55:36,258 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:55:36,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:55:36,259 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:55:36,260 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:55:36,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:55:36,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:55:36,262 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:55:36,262 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 10:55:36,262 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 10:55:36,263 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 10:55:36,264 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 10:55:36,264 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 10:55:36,264 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 10:55:36,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:55:36,265 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:55:36,265 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:55:36,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:55:36,265 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 10:55:36,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 10:55:36,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 10:55:36,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:55:36,266 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 10:55:36,267 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:55:36,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 10:55:36,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:55:36,267 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:55:36,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:55:36,268 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:55:36,270 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 10:55:36,270 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_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f247e4473503f47ee3194e296d6b905e51586799395e11124f119da43a61cc2 [2022-11-20 10:55:36,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:55:36,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:55:36,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:55:36,611 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:55:36,612 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:55:36,613 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/termination-bwb/or-01.c [2022-11-20 10:55:39,759 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:55:40,025 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:55:40,026 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/sv-benchmarks/c/termination-bwb/or-01.c [2022-11-20 10:55:40,037 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/data/cf582474b/63585d7c4ff7492e8d82bb6b55f8ac72/FLAG4585e0948 [2022-11-20 10:55:40,055 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/data/cf582474b/63585d7c4ff7492e8d82bb6b55f8ac72 [2022-11-20 10:55:40,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:55:40,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:55:40,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:55:40,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:55:40,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:55:40,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77a51107 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40, skipping insertion in model container [2022-11-20 10:55:40,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:55:40,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:55:40,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:55:40,276 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:55:40,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:55:40,300 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:55:40,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40 WrapperNode [2022-11-20 10:55:40,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:55:40,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:55:40,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:55:40,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:55:40,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,333 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 29 [2022-11-20 10:55:40,334 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:55:40,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:55:40,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:55:40,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:55:40,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,363 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:55:40,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:55:40,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:55:40,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:55:40,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40" (1/1) ... [2022-11-20 10:55:40,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:40,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:40,408 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:40,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 10:55:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:55:40,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:55:40,529 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:55:40,532 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:55:40,687 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:55:40,695 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:55:40,695 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 10:55:40,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:55:40 BoogieIcfgContainer [2022-11-20 10:55:40,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:55:40,700 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 10:55:40,700 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 10:55:40,704 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 10:55:40,705 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:55:40,705 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 10:55:40" (1/3) ... [2022-11-20 10:55:40,706 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7ac69ceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:55:40, skipping insertion in model container [2022-11-20 10:55:40,707 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:55:40,707 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:55:40" (2/3) ... [2022-11-20 10:55:40,709 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7ac69ceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:55:40, skipping insertion in model container [2022-11-20 10:55:40,710 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:55:40,710 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:55:40" (3/3) ... [2022-11-20 10:55:40,714 INFO L332 chiAutomizerObserver]: Analyzing ICFG or-01.c [2022-11-20 10:55:40,812 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 10:55:40,813 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 10:55:40,813 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 10:55:40,813 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 10:55:40,813 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 10:55:40,813 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 10:55:40,814 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 10:55:40,814 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 10:55:40,819 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) [2022-11-20 10:55:40,845 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:55:40,845 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:55:40,846 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:55:40,852 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 10:55:40,852 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-20 10:55:40,852 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 10:55:40,853 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) [2022-11-20 10:55:40,855 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:55:40,855 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:55:40,856 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:55:40,856 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 10:55:40,856 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-20 10:55:40,865 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~post1#1, main_#t~nondet2#1, main_~a~0#1, main_~b~0#1, main_~x~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;main_~a~0#1 := 16;main_~b~0#1 := 30;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 5#L20-2true [2022-11-20 10:55:40,866 INFO L750 eck$LassoCheckResult]: Loop: 5#L20-2true assume !!(main_~x~0#1 > 0);main_#t~post1#1 := main_~a~0#1;main_~a~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3#L22true assume 0 == main_~b~0#1 || main_~b~0#1 == main_~a~0#1;main_#t~nondet2#1 := main_~a~0#1; 8#L22-4true main_~b~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~x~0#1 := main_~x~0#1 - main_~b~0#1; 5#L20-2true [2022-11-20 10:55:40,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:40,873 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-20 10:55:40,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:40,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590873692] [2022-11-20 10:55:40,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:40,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:40,984 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:41,013 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:41,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:41,017 INFO L85 PathProgramCache]: Analyzing trace with hash 40819, now seen corresponding path program 1 times [2022-11-20 10:55:41,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:41,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586160623] [2022-11-20 10:55:41,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:41,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:41,033 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:41,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:41,041 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:41,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:41,043 INFO L85 PathProgramCache]: Analyzing trace with hash 28699761, now seen corresponding path program 1 times [2022-11-20 10:55:41,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:41,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108264660] [2022-11-20 10:55:41,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:41,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:41,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:41,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:55:41,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:55:41,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108264660] [2022-11-20 10:55:41,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108264660] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:55:41,183 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:55:41,183 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:55:41,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105150350] [2022-11-20 10:55:41,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:55:41,311 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:41,312 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:41,312 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:41,312 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:41,312 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:55:41,312 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:41,313 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:41,313 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:41,313 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-01.c_Iteration1_Loop [2022-11-20 10:55:41,313 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:41,313 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:41,344 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:41,406 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:41,423 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:41,568 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:41,569 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:55:41,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:41,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:41,582 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:41,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 10:55:41,600 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:41,600 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:41,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:41,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:41,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:41,645 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:41,654 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:55:41,655 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:41,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 10:55:41,969 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:55:41,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-11-20 10:55:41,974 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:41,974 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:41,974 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:41,974 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:41,975 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:55:41,975 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:41,975 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:41,975 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:41,975 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-01.c_Iteration1_Loop [2022-11-20 10:55:41,975 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:41,975 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:41,977 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:41,998 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:42,004 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:42,116 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:42,121 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:55:42,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:42,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:42,125 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:42,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:42,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 10:55:42,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:42,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:42,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:42,162 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:42,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:42,169 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:42,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:42,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:42,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:42,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:42,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:42,193 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:42,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:42,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 10:55:42,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:42,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:42,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:42,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:42,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:42,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:42,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:42,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:42,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:42,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:42,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:42,242 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:42,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 10:55:42,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:42,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:42,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:42,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:42,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:42,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:42,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:42,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:42,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:42,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:42,287 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:55:42,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:42,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:42,289 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:42,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 10:55:42,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:42,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:42,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:42,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:42,318 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:42,318 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:42,330 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:42,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:42,358 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:55:42,374 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-20 10:55:42,374 INFO L444 ModelExtractionUtils]: 5 out of 9 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-20 10:55:42,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:42,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:42,425 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:42,432 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:55:42,433 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 10:55:42,433 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:55:42,433 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = -1*ULTIMATE.start_main_~a~0#1 f1 = 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [] [2022-11-20 10:55:42,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 10:55:42,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:42,447 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 10:55:42,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:42,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:55:42,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:55:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:42,544 WARN L261 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 10:55:42,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:55:42,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:55:42,905 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 [2022-11-20 10:55:42,907 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) [2022-11-20 10:55:43,089 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 34 states and 45 transitions. Complement of second has 12 states. [2022-11-20 10:55:43,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2022-11-20 10:55:43,097 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) [2022-11-20 10:55:43,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 16 transitions. [2022-11-20 10:55:43,100 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 2 letters. Loop has 3 letters. [2022-11-20 10:55:43,101 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:55:43,101 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 5 letters. Loop has 3 letters. [2022-11-20 10:55:43,102 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:55:43,102 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 2 letters. Loop has 6 letters. [2022-11-20 10:55:43,102 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:55:43,103 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 45 transitions. [2022-11-20 10:55:43,110 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:55:43,115 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 16 states and 21 transitions. [2022-11-20 10:55:43,117 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 10:55:43,118 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-20 10:55:43,119 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 21 transitions. [2022-11-20 10:55:43,119 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:55:43,120 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2022-11-20 10:55:43,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 21 transitions. [2022-11-20 10:55:43,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 13. [2022-11-20 10:55:43,146 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) [2022-11-20 10:55:43,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 18 transitions. [2022-11-20 10:55:43,149 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2022-11-20 10:55:43,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:55:43,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:55:43,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:55:43,153 INFO L87 Difference]: Start difference. First operand 13 states and 18 transitions. 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) [2022-11-20 10:55:43,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:55:43,192 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2022-11-20 10:55:43,192 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2022-11-20 10:55:43,193 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:55:43,194 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 16 transitions. [2022-11-20 10:55:43,195 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-20 10:55:43,195 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-20 10:55:43,195 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 16 transitions. [2022-11-20 10:55:43,195 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:55:43,195 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-11-20 10:55:43,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 16 transitions. [2022-11-20 10:55:43,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 11. [2022-11-20 10:55:43,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 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) [2022-11-20 10:55:43,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2022-11-20 10:55:43,199 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2022-11-20 10:55:43,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:55:43,201 INFO L428 stractBuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2022-11-20 10:55:43,202 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 10:55:43,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2022-11-20 10:55:43,207 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:55:43,207 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:55:43,207 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:55:43,209 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-20 10:55:43,210 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-20 10:55:43,211 INFO L748 eck$LassoCheckResult]: Stem: 127#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 128#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~post1#1, main_#t~nondet2#1, main_~a~0#1, main_~b~0#1, main_~x~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;main_~a~0#1 := 16;main_~b~0#1 := 30;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 129#L20-2 assume !!(main_~x~0#1 > 0);main_#t~post1#1 := main_~a~0#1;main_~a~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 130#L22 assume !(0 == main_~b~0#1 || main_~b~0#1 == main_~a~0#1); 133#L22-2 assume 0 == main_~a~0#1;main_#t~nondet2#1 := main_~b~0#1; 131#L22-4 [2022-11-20 10:55:43,212 INFO L750 eck$LassoCheckResult]: Loop: 131#L22-4 main_~b~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~x~0#1 := main_~x~0#1 - main_~b~0#1; 132#L20-2 assume !!(main_~x~0#1 > 0);main_#t~post1#1 := main_~a~0#1;main_~a~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 135#L22 assume 0 == main_~b~0#1 || main_~b~0#1 == main_~a~0#1;main_#t~nondet2#1 := main_~a~0#1; 131#L22-4 [2022-11-20 10:55:43,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:43,214 INFO L85 PathProgramCache]: Analyzing trace with hash 28699819, now seen corresponding path program 1 times [2022-11-20 10:55:43,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:43,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167000588] [2022-11-20 10:55:43,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:43,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:43,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:55:43,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:55:43,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167000588] [2022-11-20 10:55:43,285 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167000588] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:55:43,285 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:55:43,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:55:43,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476325421] [2022-11-20 10:55:43,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:55:43,286 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:55:43,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:43,287 INFO L85 PathProgramCache]: Analyzing trace with hash 52249, now seen corresponding path program 2 times [2022-11-20 10:55:43,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:43,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505240250] [2022-11-20 10:55:43,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:43,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:43,303 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:43,312 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:43,369 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:43,370 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:43,370 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:43,370 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:43,370 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:55:43,370 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:43,370 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:43,371 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:43,371 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-01.c_Iteration2_Loop [2022-11-20 10:55:43,371 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:43,371 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:43,372 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:43,375 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:43,497 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:43,498 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:55:43,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:43,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:43,499 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:43,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 10:55:43,505 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:43,505 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:43,535 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:55:43,536 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1#1=0} Honda state: {ULTIMATE.start_main_#t~post1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:55:43,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:43,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:43,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:43,547 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:43,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 10:55:43,553 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:43,553 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:43,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:43,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:43,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:43,590 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:43,600 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:55:43,600 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:43,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 10:55:44,267 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:55:44,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:44,272 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:44,273 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:44,273 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:44,273 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:44,273 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:55:44,273 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:44,273 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:44,273 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:44,273 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-01.c_Iteration2_Loop [2022-11-20 10:55:44,273 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:44,273 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:44,275 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:44,289 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:44,421 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:44,421 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:55:44,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:44,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:44,423 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:44,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:44,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 10:55:44,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:44,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:44,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:44,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:44,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:44,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:44,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:44,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:44,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:44,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:44,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:44,477 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:44,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:44,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:44,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:44,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:44,501 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:44,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:44,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 10:55:44,506 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:44,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:44,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:44,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-11-20 10:55:44,530 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:55:44,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:44,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:44,532 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:44,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:44,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 10:55:44,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:44,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:44,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:44,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:44,553 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:44,554 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:44,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:44,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:44,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:44,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:44,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:44,576 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:44,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:44,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 10:55:44,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:44,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:44,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:44,595 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:55:44,595 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:44,603 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:44,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:44,622 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:55:44,641 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-20 10:55:44,641 INFO L444 ModelExtractionUtils]: 5 out of 11 variables were initially zero. Simplification set additionally 2 variables to zero. [2022-11-20 10:55:44,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:44,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:44,643 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:44,656 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:55:44,656 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 10:55:44,657 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:55:44,657 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = -1*ULTIMATE.start_main_~a~0#1 f1 = 1*ULTIMATE.start_main_~x~0#1 - 1*ULTIMATE.start_main_#t~nondet2#1 Supporting invariants [] [2022-11-20 10:55:44,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 10:55:44,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:44,668 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 10:55:44,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:44,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:44,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:55:44,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:55:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:55:44,728 WARN L261 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:55:44,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:55:44,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:55:44,982 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 [2022-11-20 10:55:44,982 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 4 Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:55:45,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:45,054 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 4. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 25 states and 33 transitions. Complement of second has 7 states. [2022-11-20 10:55:45,055 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 [2022-11-20 10:55:45,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:55:45,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2022-11-20 10:55:45,056 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 5 letters. Loop has 3 letters. [2022-11-20 10:55:45,057 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:55:45,057 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 8 letters. Loop has 3 letters. [2022-11-20 10:55:45,057 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:55:45,057 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 5 letters. Loop has 6 letters. [2022-11-20 10:55:45,058 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:55:45,058 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 33 transitions. [2022-11-20 10:55:45,059 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-20 10:55:45,059 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 24 states and 32 transitions. [2022-11-20 10:55:45,060 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2022-11-20 10:55:45,060 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2022-11-20 10:55:45,060 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 32 transitions. [2022-11-20 10:55:45,060 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:55:45,060 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 32 transitions. [2022-11-20 10:55:45,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 32 transitions. [2022-11-20 10:55:45,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2022-11-20 10:55:45,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.3478260869565217) internal successors, (31), 22 states have internal predecessors, (31), 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) [2022-11-20 10:55:45,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 31 transitions. [2022-11-20 10:55:45,064 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 31 transitions. [2022-11-20 10:55:45,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:55:45,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:55:45,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:55:45,065 INFO L87 Difference]: Start difference. First operand 23 states and 31 transitions. Second operand has 4 states, 3 states have (on average 1.6666666666666667) 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) [2022-11-20 10:55:45,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:55:45,085 INFO L93 Difference]: Finished difference Result 11 states and 12 transitions. [2022-11-20 10:55:45,085 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 12 transitions. [2022-11-20 10:55:45,086 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:55:45,087 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 9 states and 10 transitions. [2022-11-20 10:55:45,088 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 10:55:45,089 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 10:55:45,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 10 transitions. [2022-11-20 10:55:45,090 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:55:45,090 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 10 transitions. [2022-11-20 10:55:45,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 10 transitions. [2022-11-20 10:55:45,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2022-11-20 10:55:45,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.125) internal successors, (9), 7 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) [2022-11-20 10:55:45,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 9 transitions. [2022-11-20 10:55:45,093 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 9 transitions. [2022-11-20 10:55:45,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:55:45,094 INFO L428 stractBuchiCegarLoop]: Abstraction has 8 states and 9 transitions. [2022-11-20 10:55:45,095 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 10:55:45,095 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 9 transitions. [2022-11-20 10:55:45,096 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 10:55:45,096 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:55:45,096 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:55:45,097 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-20 10:55:45,097 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-20 10:55:45,098 INFO L748 eck$LassoCheckResult]: Stem: 248#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 249#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~post1#1, main_#t~nondet2#1, main_~a~0#1, main_~b~0#1, main_~x~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;main_~a~0#1 := 16;main_~b~0#1 := 30;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 250#L20-2 assume !!(main_~x~0#1 > 0);main_#t~post1#1 := main_~a~0#1;main_~a~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 246#L22 assume !(0 == main_~b~0#1 || main_~b~0#1 == main_~a~0#1); 247#L22-2 [2022-11-20 10:55:45,098 INFO L750 eck$LassoCheckResult]: Loop: 247#L22-2 assume !(0 == main_~a~0#1);main_#t~nondet2#1 := ~bitwiseOr(main_~b~0#1, main_~a~0#1);assume (main_~b~0#1 < 0 || main_~a~0#1 < 0) || (main_#t~nondet2#1 >= main_~b~0#1 && main_#t~nondet2#1 >= main_~a~0#1);assume (main_~b~0#1 >= 0 && main_~a~0#1 >= 0) || main_#t~nondet2#1 < 0;assume (main_~b~0#1 < 0 || main_~a~0#1 < 0) || main_#t~nondet2#1 <= main_~b~0#1 + main_~a~0#1; 251#L22-4 main_~b~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~x~0#1 := main_~x~0#1 - main_~b~0#1; 252#L20-2 assume !!(main_~x~0#1 > 0);main_#t~post1#1 := main_~a~0#1;main_~a~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 253#L22 assume !(0 == main_~b~0#1 || main_~b~0#1 == main_~a~0#1); 247#L22-2 [2022-11-20 10:55:45,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:45,104 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2022-11-20 10:55:45,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:45,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886583415] [2022-11-20 10:55:45,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:45,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:45,114 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:45,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:45,128 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:45,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:45,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1571592, now seen corresponding path program 1 times [2022-11-20 10:55:45,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:45,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267372051] [2022-11-20 10:55:45,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:45,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:45,145 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:45,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:45,154 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:45,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:55:45,157 INFO L85 PathProgramCache]: Analyzing trace with hash 297897967, now seen corresponding path program 1 times [2022-11-20 10:55:45,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:55:45,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366729941] [2022-11-20 10:55:45,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:55:45,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:55:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:45,172 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:55:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:55:45,190 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:55:45,389 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:45,389 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:45,389 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:45,389 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:45,390 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:55:45,390 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:45,391 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:45,391 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:45,391 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-01.c_Iteration3_Loop [2022-11-20 10:55:45,391 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:45,391 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:45,394 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:45,397 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:45,448 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:45,511 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-20 10:55:45,842 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:45,842 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:55:45,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:45,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:45,847 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:45,855 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:45,856 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:45,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 10:55:45,870 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:55:45,870 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1#1=0} Honda state: {ULTIMATE.start_main_#t~post1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:55:45,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:45,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:45,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:45,884 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:45,893 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:45,893 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:45,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 10:55:45,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:45,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:45,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:45,927 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:45,940 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:55:45,940 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:45,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 10:55:46,319 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:55:46,319 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=-9, ULTIMATE.start_main_~a~0#1=2, ULTIMATE.start_main_~b~0#1=-8} Honda state: {ULTIMATE.start_main_~x~0#1=-9, ULTIMATE.start_main_~a~0#1=2, ULTIMATE.start_main_~b~0#1=-8} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=6, ULTIMATE.start_main_~a~0#1=1, ULTIMATE.start_main_~b~0#1=0}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~b~0#1=0}, {ULTIMATE.start_main_~x~0#1=4, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~b~0#1=-2}] Lambdas: [1, 15, 2] Nus: [1, 0] [2022-11-20 10:55:46,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:46,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:46,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:46,331 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:46,345 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:46,345 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:46,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 10:55:46,363 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:55:46,363 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2#1=0} Honda state: {ULTIMATE.start_main_#t~nondet2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:55:46,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:46,401 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:46,401 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:46,401 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:46,401 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:46,401 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:55:46,401 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:46,401 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:46,402 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:46,402 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-01.c_Iteration3_Lasso [2022-11-20 10:55:46,402 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:46,402 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:46,406 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:46,409 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:46,412 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:46,415 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:46,465 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:46,537 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-20 10:55:46,831 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:46,831 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:55:46,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:46,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:46,832 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:46,849 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:46,850 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:46,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 10:55:46,873 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:55:46,873 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2#1=0} Honda state: {ULTIMATE.start_main_#t~nondet2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:55:46,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:46,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:46,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:46,884 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:46,895 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:46,895 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:46,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 10:55:46,927 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:55:46,927 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1#1=0} Honda state: {ULTIMATE.start_main_#t~post1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:55:46,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:46,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:46,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:46,938 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:46,944 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:46,944 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:46,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 10:55:46,962 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:55:46,962 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: [] [2022-11-20 10:55:46,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-11-20 10:55:46,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:46,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:46,966 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:46,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 10:55:46,969 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:55:46,970 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:46,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:46,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:46,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:46,997 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:46,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 10:55:46,999 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:55:46,999 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:55:48,093 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:55:48,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:48,099 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:55:48,099 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:55:48,099 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:55:48,099 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:55:48,099 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:55:48,099 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:48,099 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:55:48,099 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:55:48,099 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-01.c_Iteration3_Lasso [2022-11-20 10:55:48,100 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:55:48,100 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:55:48,102 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:48,106 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:48,162 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:48,164 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:48,168 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:55:48,239 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-20 10:55:48,537 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:55:48,538 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:55:48,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:48,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:48,543 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:48,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:48,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:48,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:48,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:48,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:48,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:48,563 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:48,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:48,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 10:55:48,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:48,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:48,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:48,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:48,588 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:48,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:48,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 10:55:48,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:48,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:48,606 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:55:48,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:48,691 INFO L401 nArgumentSynthesizer]: We have 70 Motzkin's Theorem applications. [2022-11-20 10:55:48,691 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-11-20 10:55:48,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:48,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:48,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:48,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:48,884 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:48,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:48,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 10:55:48,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:48,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:48,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:48,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:48,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:48,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:48,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:48,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:48,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:48,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:48,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:48,936 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:48,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:48,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-20 10:55:48,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:48,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:48,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:48,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:48,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:48,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:48,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:48,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:48,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:48,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:48,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:48,985 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:48,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:49,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:49,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:49,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:49,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:49,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:55:49,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:55:49,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:49,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-20 10:55:49,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:49,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:49,030 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:55:49,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:49,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:49,031 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:49,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:49,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:49,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:49,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:49,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:49,048 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:49,049 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:49,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:49,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 10:55:49,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:49,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:49,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:49,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:49,080 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:49,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:49,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:49,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:49,096 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:55:49,096 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:49,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 10:55:49,192 INFO L401 nArgumentSynthesizer]: We have 105 Motzkin's Theorem applications. [2022-11-20 10:55:49,193 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-20 10:55:49,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:49,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-11-20 10:55:49,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:49,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:49,542 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:49,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 10:55:49,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:49,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:49,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:49,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:49,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:49,556 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:49,557 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:49,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:49,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:49,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-11-20 10:55:49,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:49,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:49,563 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:49,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 10:55:49,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:49,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:49,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:49,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:49,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:49,577 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:49,577 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:49,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:49,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:49,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:49,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:49,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:49,610 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:49,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:49,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 10:55:49,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:49,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:49,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:49,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:49,629 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:49,629 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:49,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:49,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:49,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:49,655 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:55:49,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:49,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:49,657 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:49,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:49,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 10:55:49,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:49,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:49,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:49,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:49,677 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:49,678 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:49,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:49,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:49,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:49,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:49,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:49,704 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:49,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 10:55:49,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:49,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:49,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:49,723 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:55:49,723 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:49,831 INFO L401 nArgumentSynthesizer]: We have 140 Motzkin's Theorem applications. [2022-11-20 10:55:49,832 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-11-20 10:55:50,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:50,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:50,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:50,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:50,232 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:50,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 10:55:50,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:50,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:50,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:50,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:50,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:50,247 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:50,248 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:50,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:50,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:50,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:50,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:50,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:50,254 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:50,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 10:55:50,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:50,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:50,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:50,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:50,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:50,269 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:50,270 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:50,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:50,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:50,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:50,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:50,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:50,292 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:50,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:50,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 10:55:50,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:50,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:50,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:50,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:50,315 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:50,316 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:50,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:50,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:50,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:50,338 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:55:50,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:50,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:50,340 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:50,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:50,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 10:55:50,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:50,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:50,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:50,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:50,363 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:50,364 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:50,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:50,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:50,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:50,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:50,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:50,381 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:50,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 10:55:50,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:50,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:50,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:50,397 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:55:50,397 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:50,531 INFO L401 nArgumentSynthesizer]: We have 175 Motzkin's Theorem applications. [2022-11-20 10:55:50,531 INFO L402 nArgumentSynthesizer]: A total of 25 supporting invariants were added. [2022-11-20 10:55:51,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:51,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:51,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:51,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:51,338 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:51,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:51,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 10:55:51,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:51,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:51,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:51,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:51,359 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:51,360 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:51,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:51,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:51,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:51,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:51,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:51,375 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:51,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:51,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-20 10:55:51,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:51,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:51,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:51,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:51,404 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:51,405 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:51,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:51,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:51,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:51,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:51,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:51,440 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:51,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:51,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-20 10:55:51,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:55:51,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:51,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:51,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:51,465 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:51,466 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:51,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:51,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:51,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:51,479 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:55:51,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:51,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:51,481 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:51,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:51,501 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:51,501 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:51,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:51,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:51,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:51,502 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:51,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-20 10:55:51,503 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:51,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:51,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:51,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:51,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:51,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:51,519 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:51,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:51,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 10:55:51,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:51,536 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:51,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:51,537 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:55:51,537 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:51,613 INFO L401 nArgumentSynthesizer]: We have 105 Motzkin's Theorem applications. [2022-11-20 10:55:51,613 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-20 10:55:52,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:52,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-20 10:55:52,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:52,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:52,400 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:52,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 10:55:52,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:52,413 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:52,413 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:52,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:52,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:52,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:52,413 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:52,414 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:52,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:52,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:52,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-20 10:55:52,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:52,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:52,427 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:52,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:52,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 10:55:52,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:52,453 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:52,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:52,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:52,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:52,454 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:52,454 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:52,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:52,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:52,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:52,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:52,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:52,483 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:52,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:52,499 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:52,499 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:52,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:52,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:52,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:52,500 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:55:52,501 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:55:52,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:52,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 10:55:52,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:52,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:52,520 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:55:52,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:52,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:52,521 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:52,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:52,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 10:55:52,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:52,540 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:52,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:52,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:52,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:52,540 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:52,541 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:52,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:52,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:52,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:52,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:52,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:52,564 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:52,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 10:55:52,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:52,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:52,577 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:52,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:52,578 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:55:52,578 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:52,674 INFO L401 nArgumentSynthesizer]: We have 140 Motzkin's Theorem applications. [2022-11-20 10:55:52,674 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-11-20 10:55:53,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:53,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-20 10:55:53,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:53,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:53,895 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:53,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 10:55:53,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:53,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:53,908 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:53,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:53,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:53,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:53,908 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:53,909 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:53,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:53,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:53,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:53,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:53,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:53,916 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:53,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 10:55:53,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:53,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:53,929 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:53,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:53,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:53,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:53,930 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:53,930 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:53,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:53,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:53,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:53,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:53,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:53,938 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:53,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 10:55:53,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:53,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:53,951 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:55:53,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:53,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:53,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:53,952 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:53,952 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:53,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:53,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:53,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:53,986 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:55:53,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:53,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:53,987 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:53,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:54,004 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:54,005 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:54,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:54,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:54,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:54,005 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:54,006 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:54,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:54,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 10:55:54,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:54,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:54,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:54,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:54,016 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:54,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:54,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 10:55:54,031 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:54,031 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:54,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:54,031 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:55:54,031 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:54,187 INFO L401 nArgumentSynthesizer]: We have 175 Motzkin's Theorem applications. [2022-11-20 10:55:54,187 INFO L402 nArgumentSynthesizer]: A total of 25 supporting invariants were added. [2022-11-20 10:55:57,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:57,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-20 10:55:57,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:57,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:57,460 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:57,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 10:55:57,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:57,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:57,479 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:57,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:57,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:57,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:57,479 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:57,480 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:57,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:57,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:57,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:57,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:57,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:57,490 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:57,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 10:55:57,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:57,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:57,505 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:57,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:57,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:57,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:57,506 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:57,507 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:57,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:57,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:57,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-20 10:55:57,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:57,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:57,517 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:57,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-20 10:55:57,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:57,532 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:57,532 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:57,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:57,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:57,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:57,532 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:55:57,534 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:55:57,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:57,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:57,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-20 10:55:57,549 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:55:57,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:57,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:57,550 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:57,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-20 10:55:57,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:57,576 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:57,576 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:57,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:57,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:57,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:57,577 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:57,578 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:57,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:57,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:57,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:57,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:57,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:57,584 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:57,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-20 10:55:57,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:57,598 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:57,598 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:57,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:57,599 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:55:57,599 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:57,690 INFO L401 nArgumentSynthesizer]: We have 140 Motzkin's Theorem applications. [2022-11-20 10:55:57,691 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-11-20 10:55:58,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:58,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-20 10:55:58,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:58,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:58,945 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:58,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-20 10:55:58,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:58,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:58,959 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:58,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:58,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:58,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:58,959 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:58,960 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:58,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:58,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:58,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-20 10:55:58,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:58,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:58,967 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:58,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-20 10:55:58,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:58,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:58,983 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:58,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:58,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:58,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:58,984 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:58,985 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:58,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:58,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:58,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:58,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:58,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:58,992 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:59,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-20 10:55:59,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:59,023 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:59,023 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:55:59,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:59,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:59,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:59,024 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:55:59,024 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:55:59,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:59,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:59,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:59,029 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:55:59,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:59,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:59,031 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:59,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-20 10:55:59,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:59,047 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:59,047 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:59,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:55:59,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:59,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:55:59,047 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:59,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:55:59,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:55:59,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:55:59,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-20 10:55:59,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:55:59,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:55:59,057 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:55:59,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-20 10:55:59,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:55:59,071 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:55:59,071 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:55:59,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:55:59,072 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:55:59,072 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:55:59,209 INFO L401 nArgumentSynthesizer]: We have 210 Motzkin's Theorem applications. [2022-11-20 10:55:59,209 INFO L402 nArgumentSynthesizer]: A total of 30 supporting invariants were added. [2022-11-20 10:56:02,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:02,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-20 10:56:02,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:02,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:02,711 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:02,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-20 10:56:02,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:02,725 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:02,726 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:02,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:02,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:02,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:02,726 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:56:02,727 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:56:02,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:02,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:02,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-20 10:56:02,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:02,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:02,734 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:02,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-20 10:56:02,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:02,748 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:02,748 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:02,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:02,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:02,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:02,748 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:56:02,749 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:56:02,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:02,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:02,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:02,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:02,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:02,757 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:02,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-20 10:56:02,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:02,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:02,770 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:02,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:02,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:02,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:02,771 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:56:02,771 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:56:02,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:02,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:02,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-11-20 10:56:02,777 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-20 10:56:02,778 INFO L748 eck$LassoCheckResult]: Stem: 248#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 249#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~post1#1, main_#t~nondet2#1, main_~a~0#1, main_~b~0#1, main_~x~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;main_~a~0#1 := 16;main_~b~0#1 := 30;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1; 250#L20-2 assume !!(main_~x~0#1 > 0);main_#t~post1#1 := main_~a~0#1;main_~a~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 246#L22 assume !(0 == main_~b~0#1 || main_~b~0#1 == main_~a~0#1); 247#L22-2 assume !(0 == main_~a~0#1);main_#t~nondet2#1 := ~bitwiseOr(main_~b~0#1, main_~a~0#1);assume (main_~b~0#1 < 0 || main_~a~0#1 < 0) || (main_#t~nondet2#1 >= main_~b~0#1 && main_#t~nondet2#1 >= main_~a~0#1);assume (main_~b~0#1 >= 0 && main_~a~0#1 >= 0) || main_#t~nondet2#1 < 0;assume (main_~b~0#1 < 0 || main_~a~0#1 < 0) || main_#t~nondet2#1 <= main_~b~0#1 + main_~a~0#1; 251#L22-4 main_~b~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~x~0#1 := main_~x~0#1 - main_~b~0#1; 252#L20-2 assume !!(main_~x~0#1 > 0);main_#t~post1#1 := main_~a~0#1;main_~a~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 253#L22 assume !(0 == main_~b~0#1 || main_~b~0#1 == main_~a~0#1); 247#L22-2 [2022-11-20 10:56:02,778 INFO L750 eck$LassoCheckResult]: Loop: 247#L22-2 assume !(0 == main_~a~0#1);main_#t~nondet2#1 := ~bitwiseOr(main_~b~0#1, main_~a~0#1);assume (main_~b~0#1 < 0 || main_~a~0#1 < 0) || (main_#t~nondet2#1 >= main_~b~0#1 && main_#t~nondet2#1 >= main_~a~0#1);assume (main_~b~0#1 >= 0 && main_~a~0#1 >= 0) || main_#t~nondet2#1 < 0;assume (main_~b~0#1 < 0 || main_~a~0#1 < 0) || main_#t~nondet2#1 <= main_~b~0#1 + main_~a~0#1; 251#L22-4 main_~b~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~x~0#1 := main_~x~0#1 - main_~b~0#1; 252#L20-2 assume !!(main_~x~0#1 > 0);main_#t~post1#1 := main_~a~0#1;main_~a~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 253#L22 assume !(0 == main_~b~0#1 || main_~b~0#1 == main_~a~0#1); 247#L22-2 [2022-11-20 10:56:02,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:56:02,778 INFO L85 PathProgramCache]: Analyzing trace with hash 297897967, now seen corresponding path program 2 times [2022-11-20 10:56:02,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:56:02,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371126852] [2022-11-20 10:56:02,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:56:02,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:56:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:56:02,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:56:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:56:02,798 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:56:02,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:56:02,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1571592, now seen corresponding path program 2 times [2022-11-20 10:56:02,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:56:02,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712228256] [2022-11-20 10:56:02,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:56:02,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:56:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:56:02,811 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:56:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:56:02,817 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:56:02,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:56:02,818 INFO L85 PathProgramCache]: Analyzing trace with hash 898884598, now seen corresponding path program 3 times [2022-11-20 10:56:02,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:56:02,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4855011] [2022-11-20 10:56:02,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:56:02,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:56:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:56:02,828 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:56:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:56:02,838 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:56:03,010 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:56:03,010 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:56:03,010 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:56:03,010 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:56:03,010 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:56:03,010 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:03,011 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:56:03,011 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:56:03,011 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-01.c_Iteration3_Loop [2022-11-20 10:56:03,011 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:56:03,011 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:56:03,012 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:03,015 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:03,018 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:03,129 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-20 10:56:03,425 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:56:03,425 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:56:03,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:03,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:03,427 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:03,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-20 10:56:03,440 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:56:03,440 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:56:03,453 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:56:03,453 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1#1=0} Honda state: {ULTIMATE.start_main_#t~post1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:56:03,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:03,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:03,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:03,457 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:03,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-20 10:56:03,460 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:56:03,460 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:56:03,474 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:56:03,474 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2#1=0} Honda state: {ULTIMATE.start_main_#t~nondet2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 10:56:03,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:03,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:03,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:03,479 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:03,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-20 10:56:03,482 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:56:03,482 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:56:03,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:03,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:03,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:03,502 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:03,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-20 10:56:03,527 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:56:03,527 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:56:03,768 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:56:03,768 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=-3, ULTIMATE.start_main_~a~0#1=4, ULTIMATE.start_main_~b~0#1=-4} Honda state: {ULTIMATE.start_main_~x~0#1=-3, ULTIMATE.start_main_~a~0#1=4, ULTIMATE.start_main_~b~0#1=-4} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~b~0#1=0}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~b~0#1=0}, {ULTIMATE.start_main_~x~0#1=4, ULTIMATE.start_main_~a~0#1=1, ULTIMATE.start_main_~b~0#1=0}] Lambdas: [15, 4, 1] Nus: [1, 0] [2022-11-20 10:56:03,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:03,862 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:56:03,863 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:56:03,863 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:56:03,863 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:56:03,863 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 10:56:03,863 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:03,863 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:56:03,863 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:56:03,863 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-01.c_Iteration3_Lasso [2022-11-20 10:56:03,863 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:56:03,863 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:56:03,865 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:03,874 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:03,924 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:03,926 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:03,930 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:03,999 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-20 10:56:04,264 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:56:04,265 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 10:56:04,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:04,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:04,267 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:04,270 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:56:04,270 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:56:04,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-20 10:56:04,290 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 10:56:04,290 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: [] [2022-11-20 10:56:04,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-11-20 10:56:04,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:04,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:04,294 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:04,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-20 10:56:04,297 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 10:56:04,297 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:56:04,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:04,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:04,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:04,321 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:04,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-20 10:56:04,324 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 10:56:04,324 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 10:56:10,220 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 10:56:10,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-20 10:56:10,226 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:56:10,226 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:56:10,226 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:56:10,226 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:56:10,226 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:56:10,226 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:10,226 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:56:10,226 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:56:10,226 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-01.c_Iteration3_Lasso [2022-11-20 10:56:10,226 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:56:10,227 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:56:10,228 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:10,280 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:10,282 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:10,284 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:10,286 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:56:10,351 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-20 10:56:10,648 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:56:10,648 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:56:10,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:10,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:10,650 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:10,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-20 10:56:10,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:10,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:10,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:10,665 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:56:10,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:56:10,708 INFO L401 nArgumentSynthesizer]: We have 70 Motzkin's Theorem applications. [2022-11-20 10:56:10,709 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-11-20 10:56:10,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:10,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-11-20 10:56:10,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:10,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:10,821 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:10,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-20 10:56:10,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:10,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:10,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:10,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:10,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:10,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:56:10,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:56:10,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:10,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:10,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-11-20 10:56:10,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:10,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:10,842 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:10,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-20 10:56:10,845 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 [2022-11-20 10:56:10,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:10,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:10,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:10,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:10,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:56:10,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:56:10,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:10,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:10,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:10,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:10,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:10,863 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:10,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-20 10:56:10,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:10,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:10,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:10,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:10,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:10,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:56:10,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:56:10,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:10,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:10,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:10,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:10,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:10,883 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:10,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-20 10:56:10,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:10,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:10,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:10,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:10,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:10,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:56:10,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:56:10,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:10,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:10,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:10,902 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 10:56:10,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:10,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:10,903 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:10,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-20 10:56:10,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:10,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:10,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:10,919 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:56:10,919 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:56:10,999 INFO L401 nArgumentSynthesizer]: We have 105 Motzkin's Theorem applications. [2022-11-20 10:56:11,000 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-20 10:56:11,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:11,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-11-20 10:56:11,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:11,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:11,179 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:11,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-20 10:56:11,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:11,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:11,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:11,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:11,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:11,194 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:56:11,194 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:56:11,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:11,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:11,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:11,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:11,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:11,208 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:11,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-20 10:56:11,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:11,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:11,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:11,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:11,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:11,235 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:56:11,235 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:56:11,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:11,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:11,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:11,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:11,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:11,241 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:11,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-20 10:56:11,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:11,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:11,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:11,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:11,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:11,256 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:56:11,256 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:56:11,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:11,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:11,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:11,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:11,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:11,270 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:11,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:11,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-20 10:56:11,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:11,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:11,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:11,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:11,288 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:56:11,289 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:56:11,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:11,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:11,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-11-20 10:56:11,297 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 10:56:11,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:11,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:11,298 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:11,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-20 10:56:11,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:11,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:11,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:11,313 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:56:11,313 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:11,404 INFO L401 nArgumentSynthesizer]: We have 140 Motzkin's Theorem applications. [2022-11-20 10:56:11,404 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-11-20 10:56:11,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:11,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-11-20 10:56:11,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:11,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:11,832 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:11,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-20 10:56:11,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:11,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:11,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:11,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:11,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:11,848 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:11,848 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:56:11,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:11,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:11,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-11-20 10:56:11,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:11,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:11,855 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:11,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-20 10:56:11,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:11,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:11,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:11,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:11,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:11,869 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:11,870 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:56:11,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:11,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:11,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:11,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:11,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:11,876 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:11,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-20 10:56:11,878 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 [2022-11-20 10:56:11,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:11,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:11,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:11,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:11,890 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:11,890 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:56:11,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:11,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:11,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:11,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:11,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:11,896 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:11,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-20 10:56:11,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:11,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:11,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:11,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:11,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:11,910 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:11,911 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:56:11,911 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:11,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:11,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:11,927 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 10:56:11,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:11,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:11,928 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:11,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:11,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-20 10:56:11,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:11,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:11,950 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:56:11,950 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:56:12,057 INFO L401 nArgumentSynthesizer]: We have 175 Motzkin's Theorem applications. [2022-11-20 10:56:12,057 INFO L402 nArgumentSynthesizer]: A total of 25 supporting invariants were added. [2022-11-20 10:56:12,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:12,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:12,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:12,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:12,461 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:12,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-20 10:56:12,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:12,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:12,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:12,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:12,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:12,478 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:56:12,479 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:56:12,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:12,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:12,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:12,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:12,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:12,516 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:12,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-20 10:56:12,523 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 [2022-11-20 10:56:12,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:12,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:12,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:12,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:12,537 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:56:12,538 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:56:12,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:12,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:12,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-11-20 10:56:12,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:12,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:12,551 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:12,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-20 10:56:12,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:12,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:12,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:12,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:12,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:12,565 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:56:12,565 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:56:12,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:12,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:12,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:12,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:12,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:12,571 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:12,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-20 10:56:12,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:12,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:56:12,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:12,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:12,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:12,585 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:56:12,585 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:56:12,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:12,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:12,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:12,591 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 10:56:12,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:12,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:12,592 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:12,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-20 10:56:12,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:12,605 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:12,605 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:56:12,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:12,605 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:56:12,605 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:56:12,673 INFO L401 nArgumentSynthesizer]: We have 105 Motzkin's Theorem applications. [2022-11-20 10:56:12,673 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-20 10:56:13,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:13,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:13,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:13,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:13,422 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:13,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-20 10:56:13,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:13,436 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:13,436 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:56:13,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:13,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:13,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:13,437 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:56:13,437 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:56:13,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:13,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:13,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:13,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:13,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:13,444 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:13,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-20 10:56:13,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:13,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:13,457 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:56:13,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:13,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:13,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:13,458 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:56:13,458 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:56:13,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:13,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:13,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-11-20 10:56:13,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:13,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:13,464 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:13,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-20 10:56:13,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:13,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:13,479 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:56:13,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:13,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:13,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:13,479 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:56:13,480 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:56:13,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:13,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:13,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:13,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:13,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:13,487 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:13,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-20 10:56:13,489 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 [2022-11-20 10:56:13,501 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:13,501 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:56:13,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:13,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:13,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:13,502 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 10:56:13,503 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 10:56:13,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:13,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:13,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:13,508 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 10:56:13,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:13,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:13,509 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:13,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-20 10:56:13,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:13,523 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:13,523 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:56:13,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:13,523 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:56:13,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:13,612 INFO L401 nArgumentSynthesizer]: We have 140 Motzkin's Theorem applications. [2022-11-20 10:56:13,612 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-11-20 10:56:14,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:14,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:14,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:14,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:14,904 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:14,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-20 10:56:14,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:14,917 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:14,917 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:56:14,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:14,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:14,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:14,918 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:14,918 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:56:14,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:14,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:14,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:14,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:14,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:14,926 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:14,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-20 10:56:14,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:14,942 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:14,942 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:56:14,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:14,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:14,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:14,943 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:14,943 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:56:14,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:14,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:14,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-11-20 10:56:14,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:14,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:14,953 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:14,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-20 10:56:14,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:14,969 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:14,969 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:56:14,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:14,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:14,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:14,969 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:14,970 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:56:14,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:14,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:14,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2022-11-20 10:56:14,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:14,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:14,981 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:14,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-20 10:56:14,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:14,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:14,996 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 10:56:14,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:14,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:14,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:14,996 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:14,997 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:56:14,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:15,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:15,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:15,004 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 10:56:15,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:15,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:15,005 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:15,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-20 10:56:15,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:15,019 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:15,019 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:15,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:15,019 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:56:15,019 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:56:15,128 INFO L401 nArgumentSynthesizer]: We have 175 Motzkin's Theorem applications. [2022-11-20 10:56:15,128 INFO L402 nArgumentSynthesizer]: A total of 25 supporting invariants were added. [2022-11-20 10:56:20,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:20,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:20,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:20,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:20,455 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:20,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-20 10:56:20,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:20,471 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:20,471 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:20,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:20,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:20,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:20,471 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:56:20,473 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:56:20,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:20,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:20,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2022-11-20 10:56:20,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:20,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:20,482 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:20,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-20 10:56:20,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:20,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:20,498 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:20,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:20,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:20,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:20,498 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:56:20,499 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:56:20,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:20,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:20,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:20,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:20,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:20,509 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:20,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-20 10:56:20,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:20,525 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:20,525 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:20,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:20,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:20,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:20,526 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:56:20,527 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:56:20,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:20,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:20,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:20,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:20,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:20,540 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:20,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-20 10:56:20,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:20,556 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:20,557 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:20,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:20,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:20,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:20,557 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 10:56:20,558 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 10:56:20,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:20,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:20,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2022-11-20 10:56:20,568 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 10:56:20,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:20,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:20,569 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:20,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-20 10:56:20,572 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 [2022-11-20 10:56:20,585 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:20,585 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:56:20,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:20,585 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:56:20,585 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:20,680 INFO L401 nArgumentSynthesizer]: We have 140 Motzkin's Theorem applications. [2022-11-20 10:56:20,680 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-11-20 10:56:21,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:21,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:21,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:21,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:21,462 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:21,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-20 10:56:21,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:21,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:21,477 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:56:21,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:21,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:21,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:21,477 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:21,478 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:56:21,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:21,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:21,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:21,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:21,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:21,493 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:21,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-20 10:56:21,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:21,507 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:21,507 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:56:21,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:21,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:21,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:21,507 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:21,508 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:56:21,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:21,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:21,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2022-11-20 10:56:21,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:21,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:21,514 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:21,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-20 10:56:21,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:21,529 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:21,529 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:56:21,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:21,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:21,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:21,529 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:21,530 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:56:21,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:21,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:21,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:21,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:21,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:21,537 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:21,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-11-20 10:56:21,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:21,552 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:21,552 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 10:56:21,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:21,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:21,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:21,552 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 10:56:21,553 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 10:56:21,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:21,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:21,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:21,559 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 10:56:21,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:21,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:21,560 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:21,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-11-20 10:56:21,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:21,575 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:21,575 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:21,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:21,576 INFO L204 nArgumentSynthesizer]: 5 loop disjuncts [2022-11-20 10:56:21,576 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:56:21,704 INFO L401 nArgumentSynthesizer]: We have 210 Motzkin's Theorem applications. [2022-11-20 10:56:21,705 INFO L402 nArgumentSynthesizer]: A total of 30 supporting invariants were added. [2022-11-20 10:56:26,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:26,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:26,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:26,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:26,588 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:26,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-11-20 10:56:26,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:26,602 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:26,602 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:26,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:26,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:26,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:26,602 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:56:26,603 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:56:26,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:26,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:26,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2022-11-20 10:56:26,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:26,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:26,610 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:26,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:26,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-11-20 10:56:26,624 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:26,624 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:26,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:26,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:26,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:26,625 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:56:26,625 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:56:26,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:26,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:26,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:26,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:26,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:26,633 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:26,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-11-20 10:56:26,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:26,645 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:26,645 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:26,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:26,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:26,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:26,646 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:56:26,647 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:56:26,647 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:26,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:26,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2022-11-20 10:56:26,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:56:26,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:26,655 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:26,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-11-20 10:56:26,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:56:26,667 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 10:56:26,667 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 10:56:26,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:56:26,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:56:26,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:56:26,668 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 10:56:26,668 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:56:26,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:56:26,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:56:26,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2022-11-20 10:56:26,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 10:56:26 BoogieIcfgContainer [2022-11-20 10:56:26,681 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 10:56:26,682 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:56:26,682 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:56:26,682 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:56:26,683 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:55:40" (3/4) ... [2022-11-20 10:56:26,684 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 10:56:26,685 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:56:26,685 INFO L158 Benchmark]: Toolchain (without parser) took 46625.00ms. Allocated memory was 165.7MB in the beginning and 247.5MB in the end (delta: 81.8MB). Free memory was 134.4MB in the beginning and 165.6MB in the end (delta: -31.2MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2022-11-20 10:56:26,686 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:56:26,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.88ms. Allocated memory is still 165.7MB. Free memory was 134.4MB in the beginning and 125.3MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 10:56:26,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.43ms. Allocated memory is still 165.7MB. Free memory was 125.3MB in the beginning and 124.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:56:26,687 INFO L158 Benchmark]: Boogie Preprocessor took 32.01ms. Allocated memory is still 165.7MB. Free memory was 123.2MB in the beginning and 123.0MB in the end (delta: 227.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:56:26,687 INFO L158 Benchmark]: RCFGBuilder took 330.19ms. Allocated memory is still 165.7MB. Free memory was 123.0MB in the beginning and 113.7MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:56:26,687 INFO L158 Benchmark]: BuchiAutomizer took 45981.82ms. Allocated memory was 165.7MB in the beginning and 247.5MB in the end (delta: 81.8MB). Free memory was 112.7MB in the beginning and 165.6MB in the end (delta: -52.9MB). Peak memory consumption was 130.4MB. Max. memory is 16.1GB. [2022-11-20 10:56:26,688 INFO L158 Benchmark]: Witness Printer took 2.97ms. Allocated memory is still 247.5MB. Free memory is still 165.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:56:26,689 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.88ms. Allocated memory is still 165.7MB. Free memory was 134.4MB in the beginning and 125.3MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.43ms. Allocated memory is still 165.7MB. Free memory was 125.3MB in the beginning and 124.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.01ms. Allocated memory is still 165.7MB. Free memory was 123.2MB in the beginning and 123.0MB in the end (delta: 227.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 330.19ms. Allocated memory is still 165.7MB. Free memory was 123.0MB in the beginning and 113.7MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 45981.82ms. Allocated memory was 165.7MB in the beginning and 247.5MB in the end (delta: 81.8MB). Free memory was 112.7MB in the beginning and 165.6MB in the end (delta: -52.9MB). Peak memory consumption was 130.4MB. Max. memory is 16.1GB. * Witness Printer took 2.97ms. Allocated memory is still 247.5MB. Free memory is still 165.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has 2-nested ranking function (if -1 * a > 0 then 1 else 0), (if -1 * a > 0 then -1 * a else x) and consists of 7 locations. One deterministic module has 2-nested ranking function (if -1 * a > 0 then 1 else 0), (if -1 * a > 0 then -1 * a else x + -1 * aux-b = b|a-aux) and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 4 locations. The remainder module has 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 45.8s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 44.6s. Construction of modules took 0.1s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 7 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 26 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 74 IncrementalHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 21 mSDtfsCounter, 74 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT1 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital44 mio100 ax100 hnf100 lsp105 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq168 hnf95 smp100 dnf542 smp64 tf101 neg98 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 5021ms VariablesStem: 3 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 5 SupportingInvariants: 30 MotzkinApplications: 210 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 7.4s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer cannot decide termination for the following lasso because it contains the following overapproximations. Overapproximations C: b = b|a [22] (Reason bitwiseOr) Lasso Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~post1#1, main_#t~nondet2#1, main_~a~0#1, main_~b~0#1, main_~x~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;main_~a~0#1 := 16;main_~b~0#1 := 30;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;" "assume !!(main_~x~0#1 > 0);main_#t~post1#1 := main_~a~0#1;main_~a~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1;" "assume !(0 == main_~b~0#1 || main_~b~0#1 == main_~a~0#1);" "assume !(0 == main_~a~0#1);main_#t~nondet2#1 := ~bitwiseOr(main_~b~0#1, main_~a~0#1);assume (main_~b~0#1 < 0 || main_~a~0#1 < 0) || (main_#t~nondet2#1 >= main_~b~0#1 && main_#t~nondet2#1 >= main_~a~0#1);assume (main_~b~0#1 >= 0 && main_~a~0#1 >= 0) || main_#t~nondet2#1 < 0;assume (main_~b~0#1 < 0 || main_~a~0#1 < 0) || main_#t~nondet2#1 <= main_~b~0#1 + main_~a~0#1;" "main_~b~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~x~0#1 := main_~x~0#1 - main_~b~0#1;" "assume !!(main_~x~0#1 > 0);main_#t~post1#1 := main_~a~0#1;main_~a~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1;" "assume !(0 == main_~b~0#1 || main_~b~0#1 == main_~a~0#1);" Loop: "assume !(0 == main_~a~0#1);main_#t~nondet2#1 := ~bitwiseOr(main_~b~0#1, main_~a~0#1);assume (main_~b~0#1 < 0 || main_~a~0#1 < 0) || (main_#t~nondet2#1 >= main_~b~0#1 && main_#t~nondet2#1 >= main_~a~0#1);assume (main_~b~0#1 >= 0 && main_~a~0#1 >= 0) || main_#t~nondet2#1 < 0;assume (main_~b~0#1 < 0 || main_~a~0#1 < 0) || main_#t~nondet2#1 <= main_~b~0#1 + main_~a~0#1;" "main_~b~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~x~0#1 := main_~x~0#1 - main_~b~0#1;" "assume !!(main_~x~0#1 > 0);main_#t~post1#1 := main_~a~0#1;main_~a~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1;" "assume !(0 == main_~b~0#1 || main_~b~0#1 == main_~a~0#1);" RESULT: Ultimate could not prove your program: unable to determine termination [2022-11-20 10:56:26,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/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_e100b41c-b43d-43f1-b5d5-13907c971193/bin/uautomizer-ug76WZFUDN/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN